ML18038A379

Final Rept, Nine Mile Point Unit 1 Surveillance Capsule Program, for Niagara Mohawk Power Corp

ML18038A379
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Site:	Nine Mile Point
Issue date:	01/31/1991
From:	MANAHAN M P Battelle Memorial Institute
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ML17058A960	List: ML17058A959 ML18038A379
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NMEL-90001, NUDOCS 9109120248
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NMEL-90001FINALREPORTNineMilePointUnit1qxgxvQ@.'cd(>~xi>~XPN%gx",'gQ%~%'c?gg%:,iQ3j<)i;,.:.pi;"jx@gi~Q'y:~%@g4<~;Kgj"j44jg0524Ã<<.NSurveillanceCapsuleProgramToNiagaraMohawkPowerCorporationJanuary,1991'".:BzmellllePutting7echnologyToWorkyq10gygP0>P8910830pDRADOC)%0pDRp

ReportNumberNMEL-90001FinalReportentitledNineMilePointUnit1SurveillanceCapsuleProgramtoNiagaraMohawkPowerCorporationJanuary4,1991byDr.M.P.ManahanBattelle505KingAvenueColumbus,Ohio43201PennStateUniversityNuclearEngineeringDept.231SackettBuildingUniversityPark,PA16802 Battelledoesnotengageinresearchforadvertising,salespromotion,orendorsement'ofourclients'nterestsincludingraisinginvestmentcapitalorrecommendinginvestmentdecisions,orotherpublicitypurposes,orforanyuseinlitigation.Battelleendeavorsatalltimestoproduceworkofthehighestquality,consistentwithourcontractcommit-ments.However,becauseoftheresearchand/orexperi-mentalnatureofthisworktheclientundertakesthesoleresponsibilityfortheconsequencesofanyuse,misuse,orinabilitytouse,anyinformation,appara-tus,processorresultobtainedfromBattelle,andBattelle,itsemployees,officers,orTrusteeshavenolegalliabilityfortheaccuracy,adequacy,orefficacythereo'f.

TABLEOFCONTENTSPacae

1.0INTRODUCTION

..........~...........11.1HistoricalPerspective..............2F1.11.1.2RevisedSurveillanceProgramDescription.6MaterialsMix-UpConcern.~..~..~..101.2Detailed=WorkScope....~...~.~..~..151.2.1Re-evaluateDataandWriteNewSurveillanceProgramDescription............15..1.2.2DetermineInitialRT~~ofBeltlineMaterials16"-1:2:3EncapsulateArchiveDosimetryandTemperatureMonitorMaterials.....~~171.3ApplicableDocumentsMATERIALMIX-UPANALYSIS2.1ChemistryAnalysis2.2TensileDataAnalysis2.3CharpyDataAnalysis2.4HardnessDataAnalysis2.5ConclusionsConcerningMaterialsMix-up2.6SurveillanceCapsulesA'ndC'aterials2.7LimitingPlateAdjustmentMethodology1722223540484849563.0BELTLINEMATERIALINITIALRT~~DETERMINATION4.0ARCHIVEDOSIMETRYANDTHERMALMONITORENCAPSULATION5.0SUMMARYANDCONCLUSIONS5.1BenefitstoNiagaraMohawk596166675.1.15.1.25.1.35.1.45.1.5PLEXSurveillanceMaterialMix-UpResolutionLimitingBeltlineMaterialRT~~ofBeltlineMaterialsSignificantEconomicBenefitsin~~~~~Hydro-test67686969705.2FutureDirectionREFERENCES7173

.vl APPENDICESPacaeAPPENDIXADESCRIPTIONOFCAPSULESA'NDC'....A-2A.lDosimetryA.2TemperatureMonitorsA-3A-5A.2.1A.2.2MeltWireTemperatureMonitorsSolidStateTrackRecorder-TemperatureMonitorsA-5A-6A.2.2.1A.2.2.2A.2.2'A.2.2.4PreparationofQuartzGlassSSTR-TMsPreparationofMicaSSTR-TMsSSTR-TMFissionFragmentIrradiationFissionFragmentIrradiationofQuartzGlassSSTR-TMsA-7A-8A-9A.3CharpyV-NotchSpecimensA.4MiniatureandConventionalTensileSpecimensA.5CapsuleDesignandLayoutA.6ArchiveMaterialsA-9A-13A-13A-13APPENDIXBAPPENDIXCAPPENDIXDAS-BUILTPHOTOGRAPHSOFADVANCEDDOSIMETRYFORCAPSULESA'NDC'-1AS-BUILTPHOTOGRAPHSFORCAPSULESA'NDC-1DOSIMETRYDESCRIPTIONFORCAPSULESA'NDC'.C-1APPENDIXEAPPENDIXFCHEMICALANALYSISDATAFORNINEMILEPOINTUNlT1o~~~~~~~~~~~~~~~F-1PHOTOGRAPHSOFMELTWIRETEMPERATUREMONITORS'-1F.lF.2F.3PlateDataWeldDataSupplementaryBaseMetalChemicalAnalysisF-2F-11F-143.v

APPENDICEScontinuedPacaeAPPENDIXGTENSILEDATAG-1G.1G.2G.3G.4BaselineTensileDataIrradiatedSurveillanceSpecimenDataArchivePlateG 3DataMiniatureBaseMetalSpecimenDataG-3G-6G-9G-18APPENDIXHCHARPYDATAH-1H.lUnirradiatedData~~.~.......H-3H.l.lH.1.2H.l.31964UnirradiatedBaseline'CharpyDataUnirradiatedArchivePlateG 3Data1990(currentstudy)UnirradiatedArchivePlateG 3Data(T-LOrientation)H-4H-17H-21H.2IrradiatedSurveillanceSpecimenData.H-33H.2.1H.2.2H.2.31984Irradiated300DegreeCharpyData.1985Irradiated30DegreeCharpyData.1990(currentstudy)IrradiatedBasefromHAZforthe300DegreeCapsule0H-34H-39H-42APPENDIXIAPPENDIXJAPPENDIXKHARDNESSDATADROPWEIGHTDATAFLUXANDFLUENCEDATAK-1APPENDIXLK.130DegreeCapsuleDataK.2300DegreeCapsuleDataNINEMILEPOINTUNIT1RTq~~DETERMINATIONK-2K-5 UI LISTOFFIGURESPacaeFIGURE1-1NINEMILEPOINTCOREMIDPLANESHOWINGTHELOCATIONOFTHE30DEGREEi120DEGREEiAND300-DEGREESURVEILLANCECAPSULES.......4FIGURE1-2DRAWINGSHOWINGTHEPLACEMENTOFTHESIXBELTLINEPLATESFORNMP-1..........14FIGURE2-1FIGURE2-2FIGURE2-3FIGURE2-4FIGURE2-5COMPARISONOFCHEMICALANALYSISOFCOPPER..27COMPARISONOFCHEMICALANALYSISOFNICKEL..28COMPARISONOFCHEMICALANALYSISOFPHOSPHORUS.29COMPARISONOFCHEMICALANALYSISOFMANGANESE.30COMPARISONOFCHEMICALANALYSZSOFMOLYBDENUM.31FIGURE2-6IGURE2-7NMP-1NOZZLEDROPOUTLOCATIONS34COMPARISONOFCHEMICALANALYSISOFCHROME..32FIGURE2-8FIGURE2-9FIGURE2-10EFFECTOFIRRADIATIONONPLATEG 1AFTERAFASTFLUENCEOF3.6x10"n/cmEFFECTOFIRRADIATIONONPLATEG 1AFTERAFASTFLUENCEOF4.78x10n/cm'FFECTOFIRRADIATIONONPLATEG 3AFTERAFASTFLUENCEOF4.78x10"n/cm'547

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LISTOFTABLESTABLE1-1SURVEILLANCECAPSULEMECHANICALBEHAVIORSPECIMENZNVENTORYFORNINEMILEPOINTPacaeUNIT1o~~~~~~~~~~~~~~~~~~3TABLE1-2CURRENTSURVEILLANCECAPSULESAFTERREINSERTIONFORNINEMILEPOINT-UNIT1...5TABLE1-3NINEMILEPOINTUNXT1LEADFACTORSANDREVISEDWITHDRAWALSCHEDULE..~.....9TABLE1-4NMP-1BELTLINESURVEILLANCEPROGRAMTRACEABILITY19TABLE2-1TABLE2-2TABLE2-3LUKEN'SMEASUREDCHEMISTRYOFBELTLINEPLATESFORNMP-126SUMMARYOFCHEMICALANALYSISTESTMATRIX...24CHEMICALANALYSISSPECIMENIDENTIFICATIONS..25TABLE2-4ABLE2-5TABLE2-6TABLE2-7TABLE2-8TABLE2-9TABLE2-10TABLE2-11TABLE2-12TABLE3-1BASEMETALROOMTEMPERATURETENSILEPROPERTIES38CHANGEINYIELDSTRENGTHANALYSIS......39'SUMMARYOFCHARPYIMPACTPROPERTIESFORIRRADIATEDMATERIALSFROMTHENiNEMILEPOINTUNIT1REACTOR............~...44SURVEILLANCECAPSULEBMATERIALCOMPOSITIONS.50SURVEILLANCECAPSULEA'ATERIALCOMPOSITIONS.51SURVEILLANCECAPSULEC'ATERIALCOMPOSITIONS.53SURVEILLANCEDATAADJUSTMENTFACTORS57BELTLINEMATERIALRT~~DATAFORNINEMILEPOINTUNIT1.................58SUMMARYOF1964BASELINECHARPYIMPACTINDICES(L-TORIENTATION)..........42SUMMARYOFCHARPYIMPACTPROPERTIESFORUNIRRADIATEDBASEMETALPLATEG 3/G 4..43TABLE4-1ARCHIVERMANDHAFMNEUTRONDOSIMETRYMATERIALSe~~~~~~~~~~~~~~62 0

LISTOFTABLEScontinuedTABLE4-2TABLE4-3TABLE4-4ARCHIVESSTRNEUTRONDOSIMETRYMATERIALS...63ARCHIVEMW-TMMATERIALS...........64ARCHIVESSTR-TMMATERIALS..........65

0INTRODUCTIONTheprimarypurposeoftheanalysesreportedhereinistoresolvequestionsraisedconcerningamix-upofthebasemetalmaterialsusedintheNineMilePointUnit1(NMP-1)surveillanceprogram.AsdescribedinSection2.0,it,hasbeenconclusivelydemonstratedthatamaterialmix-updidoccurduringfabricationofthesurveillancecapsulespecimens.ConclusionsconcerningtheactualmaterialsusedinthesurveillanceprogramarepresentedinSection2.5.Sincesomeofthesematerialswereincludedinthere-encapsulationcapsulesA'ndC',are-evaluationofthespecimeninventoriesforthere-encapsulationcapsulesandtheremainingBcapsulewasconducted.TheseesultsarepxesentedinSection2.6.Sincethesurveillanceprogramisbasedonmaterialswhicharenotlimitingfromanembrittlementperspective,itwasnecessarytodevelopanadjustmentmethodologysothatthesurveillancedatacanbeusedinP-Tanalysis.ThismethodologyisdescribedinSection2.7.Inadditiontothematerialmix-upanalysis,additionalCharpytestswereconductedtodeterminetheRT>>TofplateG 3.TheseresultsareprovidedinSection3.0.InSection4.0,thecapsuleA'ndC'rchivedosimetryandthermalmonitorstorageplanispresented.Finally,summaryandconclusionsarepresentedinSection5.0.Inresponsetothematerialmix-up,thisreportisintendedtoserveasanewbaselinepressurevesselmaterialsreport.

PWI~'hgp anyoftheearlierdocumentsareinerrorandshouldonlybeusedinthefuturewithcaution.ThisreportcontainsallofthedataandinformationneededtoevaluatefuturesurveillancecapsulesandpreparePressure-Temperature(P-T)operatingcurves.1.1HistoricalPersectiveThreesurveillancecapsuleswereinstalledintheNMP-1reactorin1969priortoinitialoperation.Twoofthecapsuleshavebeenremovedtodate.References[ST84]and[MA85a]containtheresultsoftestsperformedonthecontentsofthesecapsules.Thenumberandtypeofmechanicalbehaviorspecimens,aswellasthecapsuleidentificationandlocationwithinthereactorvessel,aresummarizedinTable1-1.Figure1-1showsthelocationofthesurveillancecapsules.Priortothematerialmix-upanalysis,thebasemetalCharpy30ft-lbindexshift(BT3Q)of114'FforplateG 3wasthoughttobelargerthantheshiftpredictedbyRegulatoryGuide1.99(Revision2)[RG1.99(2)]byastatisticallysignificantamount.Sinceplantlifeextensionisbeingconsidered,NiagaraMohawkdecidedtoreinserttwocapsules(A'ndC').Theprimeisusedtodesignatethenewcapsuleinthesameazimuthallocationastheoriginalcapsules.Theradiallocationofthenewcapsulesisslightlyclosertothecorethantheoriginalcapsulestoincreasetheneutronflux.ThemechanicalbehaviorspecimenswhichwereincludedinthenewcapsulesaresummarizedinTable1-2.

A TABLE1-1SURVEILLANCECAPSULEMECHANICALBEHAVIORSPECIMENINVENTORYFORNiNEMILEPOINT-UNIT1AzimuthalCapsuleMechanicalBehaviorLocationDateRemovedExposureSecimensCapsule(Degrees)FromVessel(efpy)CharpyTensile301201979NotRemoved(InVessel)5.812Base12Weld12HAZ10Base8Weld9HAZ9APED3Base2Weld3HAZ3Base3Weld2HAZ2APED~~)30019827.988Base8Weld8HAZ2Base2Weld2HAZ(1)InventoryconfirmedbyobservationatBattelleduringdisassembly.(2)SixCharpybasemetalspecimensandonetensilebasemetalspecimentestedpriortoreencapsulation.SixCharpyspecimensreconstitutedin1985shortlyaftertesting.(3)InventorybasedoncapsuleloadingdrawingsuppliedtoBattellebyNiagaraMohawk.(4)FullcontentsplusfourreconstitutedCharpybasemetalspecimensandfourreconstitutedCharpyweldmetalspecimenstestedpriortoreencapsulation.(5)Thesespecimensareeithercorrelationmonitorsorspecimensfromanotherplant.

CorePerlpheryStainlessSteelShroudReactorPressureVessel0030DegreeCapsuleStainlessSteelLiner300DegreeCapsule270IIII90t20DegreeCapsulet80NOTASCALEDRAWINGFIGURE1-1NINEMILEPOINTCOREMIDPLANESHOWINGTHELOCATIONOFTHE30DEGREEr120DEGREErAND300DEGREESURVEILLANCECAPSULES

TABLE1-2CURRENTSURVEILLANCECAPSULESAFTERREINSERTIONFORNINEMILEPOINT-UNIT1CapsuleCasuleContents"'harpyTensileA'Base-02Base-06Base-R2Base-M12Weld-02Weld-012HAZ-03HAZ-010Base8Weld9HAZ9APED3Base2Weld3HAZ2APEDC'2Base-R4Base-M12Weld-R4Weld-M12Base-U3Base-U(1)0=Originalirradiated(untested)specimen.M=Miniaturetensilespecimensmachinedfrombrokenendsoftestedspecimen.R=ReconstitutedCharpyspecimen.U=Unirradiatedspecimen.

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1.1.1REVISEDSURVEILLANCEPROGRAMDESCRIPTION~~Adetaileddescriptionoftheoriginalsurveillanceprogramwasgiveninreference[ST84].Threesurveillancecapsules,eachcontainingCharpyandtensilespecimens,aswellasdosimetrywires[iron(Fe),copper(Cu),andnickel(Ni)],wereinstalledintheNMP-1pressurevesselpriortoinitialstartup.Asofthedateofthisreport,twocapsuleshavebeenremovedasdescribedearlier[ST84,MA85a].ThefullcontentsfromtheCcapsule,24Charpyspecimensand6tensilespecimens,weretestedatBattellein1983todeterminetensilepropertiesandreactorvesselbasemetal,weldmetal,andheataffectedzone(HAZ)Charpyimpactnil-ductilitytransitiontemperatures(NDTT)[ST84].SixCharpybasemetal~~specimensfromtheAcapsulewerealsotestedatBattelletoconfirmthe30-ft-lbshiftofthebasemetalobservedintheCcapsulespecimens[MA85a].Inaddition,onebasemetaltensilespecimenfromtheAcapsulewastestedinordertofurtherbenchmarkthecorrelationbetweenchangeinyieldstrengthandshiftsinthe30ft-lbtemperature.MPRAssociates,Inc.reviewedtheNMP-1data,andrecommendedtoNiagaraMohawkthattwocapsulesbereinsertedduringthe1986refuelingoutage[NE85].BattelleprovidedneutrontransportdatatoMPRforcalculationofthedesiredradialpositionofthereinsertedcapsules[MA85b].Adescriptionoftherevisedsurveillanceprogramisprovidedin

~<<4>>,V~<<p'isQJl~+Il4,.gI,0 reference[MA85c]andissummarizedbelow.Charpyandtensilebasemetal,weldmetalandHAZspecimensfromtheAcapsulewerereturnedtothereactorvesselinanewcapsulewhichwasinstalledattheAlocation(30degreesazimuth),duringthe1986refuelingoutage.ThesixCharpybasemetalspecimensfromtheAcapsulewhichweretested,werereconstitutedpriortoreinsertion.OnetensilebasemetalspecimenfromtheoriginalAcapsulewastestedandmachinedintotwominiaturespecimensandinsertedinthenewcapsule.Inaddition,fivetemperaturemonitorswereinstalledinthereinsertioncapsuletodeterminethemaximumspecimentemperaturesexperiencedduringreactoroperation.Theradialpositionofthereinsertioncapsulerelativetothereactorvesselwallwasmodifiedtoincreasetheneutronfluxatthecapsulelocationbyafactorof1.97overthemaximumfluxatthereactorvesselshellatthe1/4Tlocation.Thisleadfactorwillmakeupforthetimethespecimenswereoutofthereactorandallowthespecimenstoreachtheanticipatedendoflifefluenceatthetimethe1/4Tpositionreaches24EFPY.Itisrecognizedthattheremaybeaneutronfluxeffectwhichcouldresultindifferentmechanicalbehaviorforthereinsertedsamplesascomparedwithregionsofthevesselirradiatedatalowerflux.However,thepracticalconstraintofachievingtimelydatarequiresahigherfluxatthereinsertioncapsulesthanatthevessel.Itisanticipatedthatfutureresearchwilleitherconfirmornegatethedamagerate

~%v5t'p hypothesis.Ifnecessary,amechanisticdamagemodelshouldprovideadequatecorrelationbetweenthesurveillancedataandthevessel.Twelvereconstitutedfull-sizedCharpybasemetalandweldmetalspecimensandminiaturetensilespecimensmachinedfromthebrokentensilebasemetalandweldmetalspecimensfromtheCcapsulewerereinsertedintheNMP-1reactorvesselinasecondnewcapsuleattheClocation(300degreesazimuth).Inaddition,twelveunirradiatedCharpybasemetalspecimensandthreeunirradiatedtensilebasemetalspecimenswereinstalledin'thereinserti'oncapsule.TheunirradiatedspecimensweremachinedfromtheNMP-1reactorvesselarchiveplatematerial(G 3)whichwasusedintheoriginalweldandHAZsurveillancespecimenfabrication.NoHAZspecimenswereincludedinthiscapsulesincetheobservedshiftfortheHAZspecimenstestedtodateisnegligible,andtheHAZshiftisexpectedtobebracketedbythebasemetalandweldmetalshifts.TheC'einsertioncapsulealsocontainsfivetemperaturemonitors.ThesameleadfactorwasusedfortheC'apsuleaswasusedfortheA'apsule.TherevisedwithdrawalscheduleandtheexposureforeachmechanicalbehaviorspecimensetissummarizedinTable1-3.Atone-halfoforiginaldesignvessellife(16efpy),theoriginalBcapsulewillbewithdrawnandthespecimenstested.ThesedatawillprovideinformationonthecurrenttensilepropertiesandCharpyshiftofthereactorvesselbasemetal,weldmetal,and

TABLE1-3NINEMILEPOINTUNIT1LEADFACTORSAND'"REVISEDWITHDRAWALSCHEDULE~CasuleC'eadFactorto14TPosition1.970.991.97CapsuleExposureatWithdrawalEFPY241632,

mz.Atthree-quartersoforiginalvesseldesignlife(24efpy),thereinsertionA'apsulewillbewithdrawn.Duetothe1.97leadfactoronthiscapsule,theexposureoftheA'apsulespecimenswillbeapproximatelyequaltothevessel1/4Tatendoflife.ResultsofmechanicalbehaviortestsfortheA'apsulecontentswillprovideinformationonend-of-lifetensilepropertiesandCharpyshiftofreactorvesselbasemetal,weldmetal,andHAZ.Atendofvessellife(32efpy),thereinsertionC'apsulewillbewithdrawn.Duetothe1.97leadfactoronthiscapsule,theexposureofthepreviouslyirradiatedandunirradiatedC'apsulespecimenswillbeequalto155%and133%oforiginalesignexposure.ResultsofmechanicalbehaviortestsontheunirradiatedC'apsulecontentswillprovideinformationonthetensilepropertiesandtheCharpyshiftofthereactorvesselbasemetalforaplantlifeextensionof133percent.ResultsoftestsonthepreviouslyirradiatedC'apsulecontentswillprovideinformationontensilepropertiesandCharpyshiftofreactorvesselbasemetalandweldmetalforalifeextensionof155percent.AdetaileddescriptionofthereinsertedcapsulesisprovidedinAppendicesAthroughE.1.1.2MaterialsMix-UConcernTheNiagaraMohawkPowerCorporationsurveillanceprogram10 I

orNMP-1isdescribedinreportsissuedbytheGeneralElectricCompany[HI69,APED].Furtherdetailsandmechanicalpropertiesarecontainedinreferences[H065a,CE64,CE65,LE64,ST64,H065b,LU85,BU85,ST84,MA87,MA85a,MA85b,].Reference[H065a]specifiedthat"allbasemetalshallbetakenfromtwoplates(G 3andG 4);andallweldandheataffectedmetalshallbetakenfromtheweldmetalbetweentheplates(CodeG 3andCodeG 4).'"Thesurveillancetestresultsreportedinreferences[ST84]and[MA85a]werereportedbasedonthisunderstanding.AsshowninSection2.0,thebasemetalCharpyspecimenswere'ctually'fabricatedfromplateG 1.This,ofcourse,hasasignificanteffectonthemeasuredCharpyshiftandnecessitatesrecalculationofmanyoftheresultsreportedin[ST84]andMA85a].Inaddition,itwasnecessarytoanalyzethesurveillancecapsule(capsulesA',B,andC')inventoriesandclearlyidentifythematerialspresentinthesecapsules.Reference[H065a]alsoliststheorientationoftheCharpyandtensilespecimenswithintheplate.ItisassumedthattheorientationofthespecimenscutfromplateG 1isidenticaltothatspecifiedinreference[H065a].Thespecificationstatesthatbasemetalspecimensweretakenfromflatslabscutparalleltoboththeplatesurfacesatadepthofone-quarterandthree-quarterplatethickness.TheCharpyandtensilebasemetalspecimensweremachinedwiththeirlongaxesparalleltotheplaterollingdirectionandtheCharpyspecimennotcheswerecutperpendiculartotheplatesurface.BothCharpyandtensilebase

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etalspecimensweredesignatedlongitudinalspecimens.TheweldmetalfortheNMP-1pressurevesselwasweldedinaccordancewiththeCombustionEngineeringWeldingSpecificationSAA-33-A(3)andNA-33-A(7)usingthesubmergedarcprocess[LE64].TheCharpyweldmetalspecimensweremachinedinadirectiontransversetothewelddirection;thus,onlythecentralnotchedsectionofthespecimenwouldnecessarilybecomposedofweld-depositedmetal.Charpyspecimensweretakenthroughouttheweldsectiontoadepthof1-1/16inchfromtheweldroot.TheCharpyweldmetalspecimens'ongaxesweretherefore'aralleltotheplatesurface,andthenotcheswerecutperpendiculartotheplatesurface.Thetensileweldmetalspecimenswerecomposedentirelyofweldmetalandwereobtainedymachiningthespecimensparalleltotheweldlengthandparalleltotheplatesurface.TheCharpyHAZmetalspecimensweremachinedinadirectiontransversetotheweldlengthandparalleltotheplatesurface.Theaxesofthenotcheswerethencutperpendiculartotheplatesurface,withthenotchlocatedattheintersectionofthebasemetalandwelddeposit.ThetensileHAZmetalspecimensweremachinedtransversetotheweldlengthandparalleltotheplatesurface.Thejointbetweenthebasemetalandwelddepositwaslocatedatthecenterofthetensilespecimengagelength.Analysisofthechemistrydatareportedin[NA87]indicatesthatthebasemetalCharpyspecimenswerefabricatedfromplateG 1andtheweldandHAZbasemetalcamefromweldedG 312

lates.Inaddition,Y.SoongofNiagaraMohawkanalyzedthereference[CE65]drawingandproducedthedrawingsshowninFigures1-2and2-7.Atotaloffivenozzlecutsweremadeinthebeltlineregion:twofromplateG 1,twofromplateG 3(oneofthesewasattheG 3/G 4interface),andonefromplateG 4.Therefore,thesurveillancematerialhadtocomefromthesedropouts.InordertoconfirmthehypothesisthatthebasemetalCharpysarefromG 1,chemistryandmechanicalbehaviortestsandanalyseswereperformed.ThedetailedscopeofworkisdescribedinSection1.2.13

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.2DetailedWorkScoeAdetaileddescriptionoftheworkundertakeninthepresentstudyisgivenbelow.1.2.1Re-evaluateDataandWriteNewSurveillanceProramAsaresultofthefindingsdescribedabove,muchoftheReference[ST84,NA85a,andMA87]dataareinerrorandthecurrentP-Tcurvesareoverlyconservative.Also,manyofthesurveillanceprogramreferencedocumentsareinerrororaremisleading.Toattempttorectifythissituation,anewsurveillanceprogramdescriptionhasbeenwrittenandincludedherein.Thisreportsupercedesallpreviousdocumentsandontainsalloftheinformationnecessarytoconducttheprograminthefuture.Znaddition,severalanalyseswereconductedtocorrectandupdateexistingdata.Theseinclude:(1)FitallunirradiatedbeltlineCharpydatausingtheWeibullmodel.(2)ClearlyindicatewhichmaterialsareG 1andG 3.Forspecimenswhicharecurrentlybeingirradiated,thoseforwhichthereissomeuncertaintyregardingthematerialcompositionhavebeenidentified.(3)Correlatetensile,Charpy,hardness,andchemistrydatatodemonstratethatbasemetalspecimenswerecutfromPlateG 1andweldandHAZspecimenswerecutfromG 3.(4)DevelopacorrelationfactorwhichrelatesdataonPlatesG 3andG 1withPlateG-307-4.15

(5)Noteseveralcautionsforthefuture:(a)Notallofthein-servicecapsulematerialcompositionsareknown.(b)TheGEmachinedCharpynotchesforthere-encapulationprogrammaybeoutofspecification.SeveraloftheunirradiatedCharpyspecimenswhichweremachinedatGEandtestedatBattellewereremachinedpriortotesting.Thetensilespecimensmayexhibitbendingduringtesting.ThereisexperimentalevidencethattheGEmachinedspecimenswerenotwithinASTMspecifications.Duringthetest,evidenceofbendingwhichresultsinsignificantuncertaintyintheyieldstrengthdeterminationwasobserved.(6)TestreconstitutedCharpyspecimensfrom300'apsuleHAZspecimenstoestablishthePlateG 3bTpp.Reconstitutionandtestingof6HAZbasemetalhalves(PlateG 3)wasperformed.Inaddition,chemicalanalyseswereperformedonthebasemetaltakenfromaHAZspecimentoverifythatthematerialisG 3.TheseCharpytestsprovidesurveillancedataonPlateG 3.PerformtensileandhardnessmeasurementsonplatesG 3andG 1.UnirradiatedtensiletestswerererunwithmoreaccuratelymachinedspecimenscutfromplateG 3.Inaddition,miniaturetensilespecimensmachinedfromthebaseportionofweldCharpyspecimensweretested.Thesedatawereneededtodevelopthetensilecorrelation.Hardnessmeasurementsweremadeonbothplatematerialsforthesamepurposeasthetensiledata.1.2.2DetermineInitialRT~ofBeltlineMaterialsTheinitialRT>>~forthebeltlineplatesandweldswerenotdeterminedinaccordancewithcurrentASMErequirements.Thecurrentrationaleforusing+10Fisweak.Therefore,itwasnecessarytoobtaindataandperformanalysestofirmlyestablish16

heinitialRTNqq.InthecaseofplateG 3,unirradiated~~CharpyanddropweighttestswereperformedtoestablishtheRT~~instrictconformancewiththeASMEcode.Atotalof18unirradiatedCharpyspecimensorientednormaltotherollingdirectionweretestedinthecurrentstudy.Fortheremainderofthebeltlinematerials,ananalyticaltechniquewasusedtoconservativelycalculatetheRT>>~.TheresultsareprovidedinSection3.0andAppendixL.1.2.3EncasulateArchiveDosimetrandTemeratureMonitorMaterialsAsdiscussedinReference[MA87],thearchivedosimetryandtemperaturemonitormaterialsshouldbecarefullystoreduntilapsulesA'ndC'repulled,tested,andanalyzed.Nerecommendstorageinevacuatedquartztubes.Thisworkwasdonetoensureadequateprotectionfromhumidityandtheencapsulatedmaterialsshouldbestoredinatemperaturecontrolledenvironment.1.3AlicableDocumentsAsmentionedearlier,thisreportservesasthenewbaselinebeltlinepressurevesselmaterialsdocumentandsupersedesallpreviousreports'lloftherelevantdataneededtoconductthesurveillanceprogramhavebeenextractedfromearlierreportsandincludedinthisreport.IncaseswherethematerialcompositionIisdifferentthanpreviouslythought,thecorrectcompositionisindicatedandthechangenoted.Thedatatablesintheappendices17 ir Jhavebeencorrectlychangedandfootnotedtoindicatethese~))changes.Examinationofanyof"theearlierreferencesmustbedonewithcaution.Inordertoprovidetraceability,acomprehensivelistingof'thereferenceswhichpertaintothebeltlinesurveillanceprogramaregiveninTable1-4.Commentspertainingtothematerialmix-uphavebeenprovidedasappropriate.18

TABLE1-4NMP-1BELTLINEVEILLANCEPROGRAMTRACEABILITYReferenceTitleAffectedByMaterialComments[BU85]FastNeutronAxialPressureVesselCalculationsforNineMilePointUnitNo.1NoVesselFluxAnalysis[CE65][HO65a]CombustionEngineeringDrawing,InspectionRevisionNo.1,MaterialIdentificationforNiagaraMohawkRV,DrawingE231-582-1,9/20/65SurveillanceTestProgramforNiagaraMohawkReactorVesselNoYesBelievedtobethelatestas-builtdrawing.Showsthebeltlineplateandweldpositionsandthenozzlecutouts.SpecifiedbaseCharpystobecutfromplatesG 3andG 4.SpecimensactuallytakenfromG 1.[HO65b]FabricationTestProgramforNiagaraMohawk-213"BWRGeneralElectricCo.UnirradiatedCharpyandtensiledataonplateG-38.[LE64][LU64]WeldingMaterialQualificationtoRequirementsofNAVships250-1500-1LukensTestCertificates,FromLukensSteelCompanytoCombustionEngineeringNoNoWeldWireQualificationDataLukensTestCertificates19

TABLE1-4NMP-1BELTLINESURVENCEPROGRAMTRACEABILITYcontinuedReferenceTitleAffectedByMaterialMixuComments[LU85][MA85a][MA85b]CopperContentofReactorVesselPlatesExaminationandEvaluationoftheNineMilePoint-Unit130DegreeAzimuthalSurveillanceCapsuleRadialFluxProfilesforNineMilePointUnit1NoYesNoDataonCucontentofbeltlinepl'atesnotreportedin[LU64]30DegreeCapsuleAnalysisRadialfluxprofiledata[MA87]SurveillanceCapsulesA'ndC'orNineMilePointUnit1YesRe-EncapsulationReport[NMFS][NMTS][ST64]NMPU-1FinalSafetyAnalysisReportMinimumReactorVesselTemperatureforPressurizationMechanicalTestReportfromW.A.StoneMetallurgicalR&DDepartmentYesYesNoFSARmustbeupdatedP-TcurvesmustbeupdatedUnirradiatedCharpyandtensiledataonbeltlineplates20

TABLE1-4NMP-1BELTLINESURVENCEPROGRAMTRACEABILITYcontinuedReferenceTitleAffectedByMaterialComments[ST84]300DegreeCapsuleExamination,Testing,andEvaluationofIrradiatedPressureVesselSurveillanceSpecimensFromtheNineMilePointNuclearPowerStationYes300DegreeCapsuleAnalysis21 1lQ4S4IWp 0MATERIALMIX-UPANALYSISThissectioncontainsthedatasupportingtheconclusionthatamaterialmix-upintheNMP-1surveillanceprogramdidoccur.Aconclusivedemonstrationwasmadeusingthereference[MA87]chemistrydata.ThesedataarereviewedinSectionF1.Inaddition,themechanicalbehaviortrendswereexaminedtoconfirmthechemistrydata,andthesefindingsarediscussedinSections2.2-2.4.Conclusionsconcerningthemix-up,theimpactonthematerialinventories,andadiscussionofthelimitingplateadjustmentmethodologyaregiveninSections2.5-2.7.2.1ChemistrAnalsisAsdescribedinreference[MA87],themethodofInductivelyCoupledArgonPlasma(ICAP)Spectrometrywastheprimarychemicalanalysismethodused.InadditiontotheICAPmeasurements,theatomicabsorption(AA)methodwasperformedtodeterminetheCuandNicontentofthesamplesasanindependentcheck.ThetestmatrixissummarizedinTable2-1.Asstatedin[MA87],theprimarygoalsofthechemicalanalysistaskwere:todeterminewhetherthedifferencesinthereference[ST84]and[MA85a]measurementsareduetotheXRFtechnique;todeterminewhethertheunirradiatedplatechemistrymatchestheLukensdata;andtodeterminewhetherthereareanyobservablechemistrydifferencesbetweentheCharpybasemetal22

pecimensfabricatedfromthenozzledropout(30-degreeand300-degreebasemetalspecimens)andthespecimensfabricatedfromotherregionsintheG 3andG 4plates(HAZspecimensandunirradiatedplate).23

TABLE2-1.SUMMARYOFMICALANALYSISTESTMATRIXNumberofMeasurementsMethodUnirradiatedMaterialBCLWMAL30'apsuleBaseMaterialWMAL300'apsule300'apsuleHAZSpecimenBaseMaterialBaseMaterialWMALWMALICPS(')AA(Cu,Ni)StandardReferenceMaterial(NBS)331dup~~1dup11111dup.1dup.1dup.Colormetric(P)LecoCombustion(C)CombustionTitrimetric(S)Gravimetric(Si)(1)BCLmeasuredCu,Ni,P,Mo,Cr,MnWMALmeasuredCu,Ni,P,Mo,Cr,Mn,Co,V,Ti(2)dup=duplicateanalysis24 sI<<If)jap"l$Iw"4~ii AtleastthreeICAPmeasurementspersampleweremadesothattheuncertaintycouldbequantified.TheWNALmeasu'rementsexaminedalloftheelementsontheLukensrecord.Inaddition,oneAAbackupmeasurementperspecimentypeandonebackupcolormetricmeasurementforPcontentweremade.FourspecimencategorieswereanalyzedandthespecimenidentificationsaresummarizedinTable2-2.ChemistrydatafromtheLukenstestcertificates[LU64]andtheLukensmeasuredCucontentfromreference[LU85)isshowninTable2-3.TheresultsofthechemicalanalysesareprovidedinAppendixFandin"Figures-'2-1'through2-6.TABLE2-2.CHEMICALANALYSISSPECIMENIDENTIFICATIONSBaseFromBaseBaseFromBaseBaseFromPlateG 330Degree,.Capsule300DegreeCapsuleHAZUnirradiatedElAElcEBKE2UE31E42E7EElME1UE3TJlLJAMJAEJlTJ1PD25D21D0125

TABLE2-3.LUKEN'SMEASUREDCHEMISTRYOFBELTLINEPLATESFORNMP-1PlateHeatNo.IdentificationCuNiCHEMICALCOMPOSITIONwt%PMnMoP2074P2076G-307-3G-307-4"'/G-307-50.200.270.480.530.0180.0191.451.230.450.52P2091P2112P2130G-307-10G 1G 3/G 40.220.230.180.510.510.560.0180.0210.0121.431.341.160'00'50.47(1)Limitingplatefromaradiationdamageperspective.26

COPPERICAPAAICAPAA0.200OKI-G0.150lCAPAAlCAPAAICAPAA0.100(WMAL~(WMAL~(BasefrombaseBasefrombaseBasefromHAZVnirradiatedUnirradiatedtesttest30degree300degree300degreearchiveplatearchiveplatecertificatecertificateG 3/G 46 1WMAL-WestinghouseWaltzMillAnalyticalLaboratoriesBCD-BattelleColumbusDivisionFIGURE2-1.COMPARISONOFCHEMICALANALYSISOFCOPPER27

NICKL0.700ICAPAA-ICAPAAICAPAA0.600I-zVKG0.500ICAPAAICAPAA00.400LukensLukens(WMAL){WMAL)(WMAL){WMAL)(BCD)testtestBasefrombaseBasefrombaseBasefromHAZUnirradiatedUnirradiatedcertificatecertificate30degree300degree300degreearchiveplatearchiveplate6 3/6 46 0WMAL-WestinghouseWaltzMillAnalyticalLaboratoriesBCD-BattelleColumbusDivisionFIGURE2-2.COMPARISONOFCHEMICALANALYSISOFNICKEL28

PHOSPHORUS0.040I-z0.030O(90.0200.010(WMAL)(WMAl)(WMAL)(WMAL)BasefrombaseBasefrombaseBasefromHAZUnirradiated30degree300degree300degreearchiveplate0LukensLukenstesttestcertificatecertificateG 3/G 4G 1WMAL-WestinghouseWaltzMillAnalyticalLaboratoriesBCD-BattelleColumbusDivisionFIGURE2-3.COMPARISONOFCHEMICALANALYSISOFPHOSPHORUS29

ooMANGANESE1.400OK(91.20001.000(WMAL)(WMAL)(WMAL)(WMAL)(BCD)BasefrombaseBasefrombaseBasefromHAZUnirradiatedUnirradiatedtesttest30degree300degree300degreearchiveplatearchiveplatecertificatecertificateG 3/G 4G 1WMAL-WestinghouseWaltzMillAnalyticalLaboratoriesBCD-BattelleColumbusDivisionFIGURE2-4.COMPARISONOFCHEMICALANALYSISOFMANGANESE30

'I MOLYBDENUM0.500l-zo0.450KI-z(900.400(WMAL)(WMAL)(WMAL)(WMAL)(BCD)LukensBasefrombaseBasefrombaseBasefromHAZUnirradiatedUnirradiatedtest30degree300degree300degreearchiveplatearchiveplatecertificate6 3/G 4WMAL-WestinghouseWaltzMillAnalyticalLaboratoriesBCD-BattelleColumbusDivisionLukenstestcertificateG 1FIGURE2-5.COMPARISONOFCHEMICALANALYSISOFMOLYBDENUM31

0.1300.120I-Z0.3100.100U0.0900.0800.070(WMAL)(WMAL)(WMAL)(WMAL)(BCD)BasefrombaseBasefrombaseBasefromHAZUnirradiatedUnirradiated30degree300degree300degreearchiveplatearchiveplateWMAL-WestinghouseWaltzMillAnalyticalLaboratoriesBCD-BattelleColumbusDivisionFIGURE2-6.COMPARISONOFCHEMICALANALYSISOFCHROME32 t

AsdiscussedinSection.1.1,nozzledropoutmaterialwasavailablefromplatesG 1,G 3,andG 4.Plates-G 3andG 4arefromthesameheat,haveidenticalcomposition,andthereforebehavethesamefromaradiationdamageviewpoint.,ExaminationofFigures2-1through2-6indicatesthatthechemistryofthebasemetalCharpyspecimenscloselymatchesthatoftheplateG 1Luken'sladelanalysis,whereasthechemistryofthebasematerialfromtheCharpyHAZspecimens'closelymatchesthe.unirradiatedarchiveG 3platesandtheLukensG 3ladelanalysis.However,thisobservationisnotconsistentwithreference"[H065a]whichspecifiedthatallofthebasemetalmaterialshouldbepreparedfromplatesG 3andG 4.Aplausibleexplanationisthatbetweenthetimethe[H065a]pecificationwaswrittenandthetimethespecimenswerefabricated,adecisionwasmadetofabricatethebasemetalCharpyspecimensusingtheG 1materialbecausetheCucontentishigherintheG 1materialandclosertothehighestCuplateinthebeltlineregion(G-307-4).Also,asshowninFigure2-7,oneoftheG 3nozzledropoutsfellontheaxialweldline.ltispossiblethatconcernoverincludingweldandHAZmaterialinthebasemetalCharpyspecimensmayhaveinfluencedthedecisiontomachinethebasemetalspecimensfromplateG 1.33 I)k

~~~4t~lt~~~%~C4~~

<<P4

2TensileDataAnalsisTheirradiatedandunirradiatedbaselinetensiledataareprovidedinAppendixG.Alsominiaturetensilespecimensweremachinedfromthebasemetalportionoftheweldspecimens.ThesedataareprovidedinAppendixGaswell.Priortothepreparationofthe[MA87]report,GEmachinedandsenttensilespecimenstoBattelletomeasurethearchiveplateG 3unirradiatedproperties(T03,T22,T23)andforuseintheC'apsule(T01,T02,T21).ThereisexperimentalevidencethattheGEmachinedspecimenswerenotwithinASTMspecifications.-Duringthetest,evidenceofbendingwasobservedwhichwouldresultinsignificantuncertaintyintheyieldstrengthdetermination.Asaresult,thesetestswereiscarded(T01,T22,T23)werererunusingspecimensmachinedatBattelle(TN1,TN2,TN3).ThesedataarepresentedinAppendixG~3.CareshouldbeexercisedwhenspecimensT01,T02,andT21fromcapsuleC'retestedsincethesespecimensweremachinedinthesamebatchatG.E.asthespecimenswhichexhibitedbendingduringtesting.Ananalysiswasperformedtodeterminethematerialfrom1whichthesurveillanceprogramtensilespecimensweremachined.Unfortunately,thereisnoirradiatedbasemetaltensilespecimenmaterialavailableatpresentforchemicalanalysis.Therefore,thecompositionoftheoriginalbasemetaltensilespecimensisunknownandmustbedeterminedinthefuturewhenthesurveillancecapsulesarewithdrawn.Theonlytensilespecimens35

vailablefortestingatpresentaretheHAZtensilespecimensJUDandJTU.ThebasemetalportionofJUDwasanalyzedandtheresultsaregiveninAppendixF.Assuspected,thechemistryofthismaterialmatchesthatofplateG 3.Therefore,itislikelythatalloftheHAZtensilespecimenswerepreparedusingplateG 3material.Theweldspecimensarecomposedentirelyofweldmetal.AsummaryoftheroomtemperaturetensilebehaviordataisgiveninTable2-4.Severalvaluableinsightscanbegainedbyexaminingthesedata:~'he"TN-1data(plateG 3testedin1990)isconsistentwiththe1964CEdataforthesameplate.~TheplateG 1andG 3unirradiatedtensilepropertiesareessentiallyidentical.Asdiscussedinreference[OD85],theuncertaintyintheaverageyieldstrengthchange(boy)fortheLWRdatabaseisabout3-3.5ksi,withindividualuncertaintiesashighas10ksi.Therefore,forthesameheatofmaterial,wewouldexpectthatvalueswith+3-5ksiwouldindicatesimilarmaterialbehavior.~Basedonchemicalanalysis,itisbelievedthatallHAZandweldCVNswerefabricatedusingplateG 3.Therefore,specimenEJDismostlikelyirradiatedG 3material.

'I

~AssumingEJDrepresentsirradiatedG 3material,andJJAwaspreparedfromG 1material,wewouldexpectthechangeinyieldstrengthtobelargerfortheJJAspecimen.Theseassumptionsareconsistentwiththe)datagiveninTable2-4.AcomparisonofthebT30usingthereference[OD85]yieldstrengthcorrelationandtheRG1.99(2)modelisshowninTable2-5.~Basedontheseobservations,aplausibleinterpretationofthetensiledataisthattheHAZandweld(entirely-weldmetal)tensilespecimenswerefabricatedusingplateG 3andthebasespecimenswerefabricatedusingplateG 1material.ThisinterpretationisconsistentwiththewayinwhichtheCharpyspecimenswerefabricated.Thishypothesismustbeverifiedinthefuturebychemicalanalysiswhenthecapsulesarewithdrawn.37

TABLE2-4.BASEMETALROOMPERATURETENSILEPROPERTIESUnirradiatedRTProertiesIrradiatedRTProertiesPlateIdentificationYieldStrength~ksiUltimateTensileReductionStrengthInAreaUltimateYieldTensileReductionStrengthStrengthInArea~ksi~ksiG 1(CE1964)G 3(CE1964)66.665.087.586.266'65.4TN-1(Battelle1990)(plateG 3)JJAt"(300'apsule7.98EFPY)67.4(upper)87.265.4(lower)62.579.299.765.7JDE(30'apsule5.8EFPY)EJD<'>(Basefrom300'apsuleweldCVN)76.171.196.893.366.165.1(1)ThecompositionofJJAandJDEareunknownandmustbedeterminedinthefuturewhenthesurveillancecapsuleiswithdrawn.ItiscurrentlythoughtthatthesespecimensweremachinedfromG 1material.(2)ThecompositionofEJDwasnotmeasuredbutitisbelievedthatallHAZandweldCVNswerefabricatedusingplateG 3.38

TABLE2-5.CHANGEINYIELDSTRENGTHANALYSISIrradiatedSpecimenIdentificationMaterialIdentificationNiCuComosition"',CryksiYieldRGl.99(2)StrengthModelModelJJA0.230'112.69244EJDG 3"'.180.566.14137(1)Lukensladelanalysis.(2)Thesearethepostulatedmaterialsusedtofabricatethespecimens.Theactualcompositionmustbeconfirmedbychemicalanalysis.(3)Bothspecimensarefromthe300'apsulewithafluenceof4.78x10"n/cm'.39 if,HIftpjpp

.3ChaDataAnalsisAppendixHcontainsalloftheCharpydatageneratedtodate.Theunirradiated1964dataforthebeltlineplates(L-Torientation)wasfitusingtheSAMMcFRACcode[MC89].TheplotsaregiveninAppendixH.1andtheindicesaresummarizedinTable2-6.AdditionaltestswereconductedonplateG 3usingspecimenswithboththeL-TandT-Lorientation.TheL-TtoT-Lorientationchangeresultsinanaverageupwardshiftof24'FoftheCharpycurveatthe30ft-lblevel.ThesedataaresummarizedinTable2-7.OneconcernraisedbythedatapresentedinTable2-7istherelativelylowUSEexhibitedbyplateG 3testedintheT-Lrientation.Analysesshouldbeconductedinthefutureto~~determinetheradiationdamageeffectsontheUSEdecrement.Theirradiatedbasemetaldatafromthe300and30degreecapsulesandtheweldandHAZdatafromthe300degreecapsulewerefitusingtheMcFRACcode,andtheresultsarepresentedinAppendixH.2.Asdescribedearlier,itisbelievedthatthebasemetalspecimensweremachinedfromplateG 1.Inordertofurtherconfirmthishypothesis,sixspecimenswerereconstitutedusingbasemetalfromthe300degreecapsuleHAZCharpyspecimens.ThesedataarealsopresentedinAppendixH.2.ItisbelievedthatthesespecimenswerepreparedusingplateG 3material.TheirradiatedmaterialCharpyindicesand30ft-lbshifts40

resummarizedinTable2-8.PlotsshowingtheeffectofirradiationontheCharpyshiftareshowninFigures2-8through2-10.FluxandfluencedataareprovidedinAppendixK.Thesedataconfirmthehypothesisconcerningthematerialmix-up.AsshowninTable2-8,themeasuredshiftfortheG 1materialishigheratthehigherfluence.Also,theG 3shiftisconsistentwiththelowerCucontent.ThemeasuredBT~~sfortheG 3andG 1materialsarewithintheRG1.99(2)twosigmaconfidenceband.Overall,theCharpydataconfirmthechemistrydatatrends"'whichshowthatthesurveillancecapsulebasemetalspecimenscamefromplateG 1andtheHAZandweldspecimenswerefabricatedusingG 3basemetal.41 It, TABLE2-6.SUMMARYOF1964BASELINECHARPYIMPACTINDICES(L-TOrientation)PlateIdentification30ft-lb50ft-lbTransitionTemperatureTransitionTemperatureUpperShelfEnergy~F~F~ft-1bG-307-10G-307-4G-307-3G 3/G 4G 1-3.9-0.5-14.0-26.57.933.954.933'14.449.999.0<"81.5103.299.586.7~'>>(1)Insufficientdatatodeterminethetemperaturedependenceoftheuppershelf.TheUSEwastakentobetheaverageofthehighesttemperaturetest.Thesedatawerejudgedtobeuppershelfbasedontheperformanceofothermaterials.42

TABLE2-7.SUMMARYOFCHARPYIMPACTPROPERTIESFORUNIRRADIATEDBASEMETALPLATEG 3/G 4OrientationRemarks30ft-lb50ft-lbUpperTransitionTransitionShelfTemperatureTemperatureEnergy(F)'F)(ft-lb)'-T'(1987)'Archive(1987)-21108L-T(1964)C.E.Data(1964)-26.5T-L(1990)Archive(1990)-0.214.446.599.568.343 4

ABLE2-8.SUMMARYOFCHARPYIMPACTPROPSFORIRRADIATEDMATERIALSFROMTHENIMILEPOINT1REACTORMaterialFluence(E>1.0mev)(n/cm2)30ft-lbTransitionTemperature(F)RG1.99(2)SHIFT50ft-lbUpperTransitionShelfTemperatureEnergy(F)(ft-lb)G 1G 1(>>(300'ase)Change4.78z10~74.78x10"7.987.279.344.049.9132.882.986.7(2)946'(2)G 1(')(30'ase)Change3.60x10"3.60x10>>55.137.610050.1G 3G 3(')(300'apsule)Change4.78z10"4.78x10"-26.5-15.311.237.214.422.07.699.5-100.0(')(1)Basematerialfromthe300and30degreecapsulesbelievedtobeG 1materialbasedonchemistryandmechanicalpropertytrends.BasefromweldorHAZbelievedtobeG 3material.(2)Theuncertaintyinthepre-andpost-irradiationUSEdataishigh.Therefore,noconclusioncanbedrawnatthistimeconcerningtheUSEdecrement.(3)InsufficientdatatodeterminetheUSE.44

NINEMILEPOINTUNIT1PLATEQ 1SHIFTAT5,6X10+a1?(H/Clio+2)120100II-LL80Q6040Q20A~(+wUNIRRADIATEDEXP.DATAIRRADIATEDEXP.DATAWEIBULLFITTRANSITIONHYPERBOLICTANGENTFITWEIBULLFITTRANSITIONHYPERBOLICTANGENTFIT-100-50050'I00'I50200250TESTTEMPERATURE(F)Figure2-8EffectofIrradiationonPlateG 1AfteraFastFluenceof3.6x10'/cm45

NINEMILEPOINTUNITIPLATEC 1SHIFTAT4.8X10+a17(N/CMae2)EXP.DATA120100ClII-LL80CI60IRRADIATEDEXP.DATAWEIBULLFITTRANSITIONWEIBULLFITUPPERSHELF40V20HYPERBOLICTANGENTFITQfEIBULLFITTRANSITION0HYPERBOLIC-50050100150200250300350TANGENTFITTESTTEMPERATURE(F)Figure2-9EffectofIrradiationonPlateG 1AfteraFastFluenceof4.78x10"n/cm'6

NINEMILEPQINTUNIT1e'NIRRADIATEDPLATEQ-S-SSHIFTAT4.8X100017(N/Cllao2)EXP.DATA120IRRADIATEDEXP.DATA100II-LL8060gjeWEIBULLFITTRANSITIONWEIBULLFITUPPERSHELF40V200g.'g<HYPERBOLICTANGENTFIToaoooooooooooooooQ(EIBUUFITTRANSITION0-100-50050100'I50200250TESTTEMPERATURE(F)-.----HYPERBOLICTANGENTFITFigure2-10EffectofirradiationonPlateG 3AfteraFastFluenceof4.78x10"n/cm'7 "iill4 2.4HARDNESSDATAANALYSISNRockwellBandChardnesstestswereperformedontheunirradiatedplateG 3materialandCharpyspecimensfromthe300degreecapsule.ThesedataareprovidedinAppendixI.TheRockwellCtestswereperformedin,additiontotheRockwellBtestsbecausethedatafellhighontheRockwellBscale.FuturertestsonmorehighlyirradiatedmaterialmayrequiretheuseoftheRockwellCscale.ThebrokenCharpyspecimenswereindentedafterfracturetesting.SpecimenswhichexhibitedlittleplasticdeformationduringCharpytestingwerechosensothatthespecimenwasproperlysupportedinthehardnesstestmachine.Thespecimensweretestedonthesurfacecontainingthenotchandonthesurfacesnormaltothenotch.Aslightorientationeffectwasobserved.Overall,theorientationeffectsnotsignificant.TheG 3unirradiatedmaterialexhibitedanaverageRockwellChardnessof10'andRockwellBhardnessof89.9.TheG 3specimensirradiatedto4.78x10'/cmhadanaverageRockwellChardnessof13.5comparedtoanaverageof,.15.0fortheG 1material,andanaverageRockwellBhardness,of91.8fortheG 3materialcomparedto92.5fortheG 1material.Therefore,thehardnessdataconfirmsthematerialmix-uphypothesis.

2.5CONCLUSION

SCONCERNINGMATERIALMIX-UPBasedonacarefulexaminationofalloftheNMP-1surveillancedata,thefollowingconclusionshavebeenmade:~Amaterialmix-updidoccurintheNMP-1surveillanceprogram.Thisconclusionisbasedondefinitive48

chemicalanalysisdataandfurthersubstantiatedbyexaminingthemechanicalbehaviortrends.ThebasemetalCharpyspecimenswerepreparedfromplateG 1materialandtheHAZandweldspecimenswerepreparedusingG 3material.TheHAZtensilespecimenswerepreparedusingG 3platematerial.Itislikelythattheweld(entirelyweld)tensilespecimenswereproducedusingtheG 3material.Basedonthemechanicalbehaviortrend,itislikelythatthebasemetaltensilespecimenswerepreparedfromG 1material.Additionalanalyseswillbeneededinthefuturetoconfirmthetensilematerials.~Whenthecapsulesarepulledinthefuture,chemicalanalysesshouldbedoneonthefollowingmaterialstoconfirmthebasemetalcomposition:-basemetalfromCharpyweldforthe30'nd300'apsules,-base,basefromweld,andbasefromHAZforCharpysinthe120'apsule,alltensilebasemetalspecimens.2.6SURVEILLANCECAPSULESA'ndC'ATERIALSBasedontheconclusionsdrawninSection2.5,thecurrentsurveillancecapsuleinventorieswerereassessedandthematerialcompositionsindicated.ThesedataaregiveninTables2-9through2-11~Asstatedearlier,somespecimencompositionsmustbeconfirmedinthefuture.49 0

TABLE2-9.SURVEILLANCECAPSULEBMATERIALCOMPOSITIONS~iSpecimen"IdentificationAllBaseMetalSpecimensAllWeldSpecimensAllHAZSpecimensSpecimen~TeCharpyTensileCharpyTensileCharpyTensileBaseMetalPlateMaterialG 1G 1G 3n/aG 3G 3I'1)Thesematerialsshouldbeconfirmedbychemicalanalysiswhenthecapsuleispulled.50

TABLE2-10.SURVEILLANCECAPSULEA'ATERIALCOMPOSITIONSSecimenIdentificationSecimenTeBaseMetalPlateMaterialE71AE12E31AE2EE2TE2UAE17E1AAE2YE1CAE1DEBKAED1ED2ED3ED4ED5ED6ED7EDAEDBEDCReconstitutedCharpyBaseCharpyBaseReconstitutedCharpyBaseCharpyBaseCharpyBaseReconstitutedCharpyBaseCharpyBaseReconstitutedCharpyBaseCharpyBaseReconstitutedCharpyBaseCharpyBaseReconstitutedCharpyBaseCharpyWeldCharpyWeldCharpyWeldCharpyWeldCharpyWeldCharpyWeldCharpyWeldCharpyWeldChazpyWeldCharpyWeld51G 1G 1G 1G 1G 1G 1G 1G 1G 1G 1G 1G 1G 3G 3G 3G 3G 3G 3G 3G 3G 3G 3 E

TABLE2-10.SURVEILLANCECAPSULEA'ATERIALCOMPOSITIONS(Continued)SecimenIdentificationSecimenTeBaseMetalPlateMaterialEDDEDEJ12J13J14J15J17J1AJ1BJ1CJ1DJ1EJD1JD2JLKJL2JTAJULCharpyWeldCharpyWeldCharpyHAZCharpyHAZCharpyHAZCharpyHAZCharpyHAZCharpyHAZCharpyHAZCharpyHAZCharpyHAZCharpyHAZCharpyHAZCharpyHAZTensileBaseTensileBaseTensileBaseTensileBaseTensileWeldTensileWeldTensileHAZTensileHAZTensileHAZG 3G 3G 3G 3G 3G 3G 3G 3G 3G 3G 3G 3G 3G 3G 1G 1G 1G 1n/an/aG 3G 3G 3(1)ThebasemetaltensileandbasefromCharpyweldshouldbeconfirmedbychemicalanalysiswhenthecapsuleispulled.52

TABLE2-11.SURVEILLANCECAPSULEC'ATERIALCOMPOSITIONSSecimenIdentificationSecimenTeBaseMetalPlateMaterialNC01NC21NC02NC22NC03NC23NC04NC24NC05NC25NC06NC26ElJAElJBE1KAE1KBEA5AEA5BE42AE1MACharpyBaseCharpyBaseCharpyBaseCharpyBaseCharpyBaseCharpyBaseCharpyBaseCharpyBaseCharpyBaseCharpyBaseCharpyBaseCharpyBaseReconstitutedCharpyBaseReconstitutedCharpyBaseReconstitutedCharpyBaseReconstitutedCharpyBaseReconstitutedCharpyBaseReconstitutedCharpyBaseReconstitutedCharpyBaseReconstitutedCharpyBaseG 3G 3G 3G 3G 3G 3G 3G 3G 3G 3G 3G 3G 1G 1G 1G 1G 1G 1G 1G 153 "J

TABLE2-11.'SURVEILLANCECAPSULEC'ATERIALCOMPOSITIONS(Continued)SecimenIdentificationE1UAE3TAE7EAJ2CBEDKASecimenTeReconstitutedCharpyBaseReconstitutedCharpyBaseReconstitutedCharpyBaseReconstitutedCharpyBaseReconstitutedWeldBaseMetalPlateMaterialG 1G 1G 1G 3n/a,,EDLAEDMAEJTAJAEAJ1MAJ1PAJ1TAJlJAT01ReconstitutedWeldReconstitutedWeldReconstitutedWeldReconstitutedWeldReconstitutedWeldReconstitutedWeldReconstitutedWeldReconstitutedWeldReconstitutedWeldReconstitutedWeldReconstitutedWeldTensileBase54n/an/an/an/an/an/an/an/an/an/an/aG 3 Pl TABLE2-11.SURVEILLANCECAPSULEC'ATERIALCOMPOSITIONS(Continued)SecimenIdentificationSecimenTeBaseMetalPlateMaterialT02T2110TensileBaseTensileBaseTensileBaseTensileBaseTensileBaseTensileBaseTensileWeldTensileWeldTensileWeldTensileWeldG 3G 3G 1G 1G 1G 1n/an/an/an/a(1)ThebasemetaltensileandbasefromCharpyweldshouldbeconfirmedbychemicalanalyseswhenthecapsuleispulled.55

7LZMZTZNGPLATEADJUSTMENTMETHODOLOGYAsdescribedearlier,theNMP-1basemetalsurveillanceprogramconsistsofirradiationandtestingofCharpyspecimensfabricatedfrombothG-8.-1andG 3platematerials.Thelimitingplate,fromaradiationdamageperspective,isthatplatewiththehighestcopperandnickelcontent.AsshowninTable2-3,theplateG-307-4hasthechemistrywhichresultsinthelargestRG1~99(2)chemistryfactor.Aswithmanyplantsinoperationtoday,thesurveillancematerialisnotthelimitingmaterial.Therefore,inordertobeabletousethesurveillancedatainP-Tcurvecalculations,wearerecommendingtheuseofa"correctionfactor"whichadjustsforthechemistrydifferences.Znessence,twofactorsaredeveloped,(oneforG 1materialandoneforG 3material)andusedtomapthesurveillancedataintoplateG-307-4equivalentdata.TheRG1.99(2)chemistryfactordatabasewasusedtoprovidethecorrectionterms.TheresultsaregiveninTable2-12.Theadjustmentfactorderivedisasfollows:QZg(0.28-o.3.ogE)[gpG-307-4gag]+30[]30where,f=fastfluenceinunitsof10"(n/cm)CF=RG1.99(2)chemistryfactorbT~30measured30ft-lbshiftj=G 1orG 3material

TABLE2-12.SURVEILLANCEDATAADJUSTMENTFACTORSAdjustmentFactor"'oObtainPlateG-307-4MaterialEuivalentDataFluence~ncm'easuredShiftFEquivalentPlateG-307-4ShiftFG 1G 1G 3FF(19.9)+hT3FF(19.9)+b,TFF(43.7)+bT34.78x10>>3.6Qx10~74.78x10"79~355.111.285.060'23.7(1)FF=f~',f=fastfluence-.10'n/cm')57

TABLE3-1BeltlineMaterialRT>>~DataforNineMilePointUnit1PlateG 3/G 4G 1G-307-3G-307-4G-307-10RTggg(TL)OF3ll)36284020a,OFPlateN5214/5G13F86054B/4E5F1248/4K13F1248/4M2FRTgpgoF-50-50-50-50GzoF17171717(1)MeasuredinaccordancewithASMEcode.58

~II'hl' 3.0BELTLINEMATERIALINITIALRTTDETERMINATIONAnanalysiswasperformedtoestablishbestestimatevaluesfortheRT>>Tand6,termsusedinRegulatoryGuide1.99(Rev.2)calculationsfortheNineMilePointUnit1(NMP1)beltlineplateandweldmaterials.WiththeexceptionofplateG 3,sufficientdataarenotavailabletodeterminetheRT>>TinstrictconformancewiththecurrentASMEcoderules.Inthecaseoftheweldmetals,onlythreeunirradiatedCharpytestswereconductedat10'F~Charpytransitionbehaviordataareavailablefortheplatematerials,however,therearenodropweightdata(forallofthebeltlinematerialsexceptforplateG 3/G 4).ThemethodologyusedisdescribedindetailinAppendixL.TheresultsofthesecalculationsarepresentedinTable3-1.notbedeterminedinaccordancewiththecurrentASMEcodeAsdescribedinreference[MA87],theplateG 3RT>>,couldrequirementsbecausetheCharpyspecimenstestedatthattimehadanL-Torientation.Therefore,Charpy(AppendixH)anddropweight(AppendixJ)testswereperformedtofirmlyestablishtheinitialRT>>TforplateG 3.SpecimensmachinedfromplateG 3withtheT-Lorientationweretestedaspartofthecurrentwork.ThesedataarepresentedinAppendicesH.1.2andH.1.3andtheresultsaresummarizedinTable2-7.TheL-TtoT-Lorientationchangeresults'nanupwardshiftoftheCharpycurveof21F.Thisisconsistentwithdataintheliterature[EP82].TheCharpyanddropweightdataaresummarizedinAppendicesHandJ,respectively.TheNDTdeterminedbydropweighttestsfor59

plateG 3is-25F.ThreeCharpyspecimenswiththeT-L~~~orientationexhibited50ft.-lbs.ofabsorbedenergyat57F.Therefore,theRT>>~forplateG 3is-3F.60

.0ARCHIVE'OSIMETRYANDTHERMALMONITORENCAPSULATIONInsurveillancecapsuleirradiations,itisprudenttostoredosimetryandtemperaturemonitormaterialsincaseitisnecessarytoresolveconflictsinthedataobtained.Withthesematerials,calibrationexperimentscanberepeated;and,ifnecessary,neutronbenchmarkirradiationscanbeconducted.Shoulddefinitivefollow-onexperimentsofthistypebeneeded,theavailabilityofthesearchivematerialscanbeacrucialfactorinthesuccessofthedosimetryanalysis.Tothisend,archivematerials,identicaltothoseusedinCapsulesA'ndC',havebeenprovidedtoNiagaraMohawk.Tables4-1through4-4summarizethesuppliedarchivematerialsforRMneutrondosimeters,SSTRneutrondosimeters,MW-TMsandSSTR-TMs,espectively.ThesematerialsweresealedinsideanevacuatedquartztubeandsenttoNiagaraMohawk[MA89].61

TABLE4-1.ARCHIVERMANDHAFMNEUTRONDOSIMETRYMATERIALSDosimeterMaterialTypePONo.BatchVendorFormQuantityFeNi0744826/17944MRC0.020DWireSERoll2SemiElement0'20DWire2inches2inchesCuRM,HAFM19047CPI3054ComincoAm.0'20DWire-2inchesCo/AlAl19046Cat614ReactorExp.0.020DWire19045SERoll1SemiElement0.020DWire44451SCBar26SigmundCohn0.020DWire2inches2inches2inchesNOTES(2)ArchivesamplesofthevanadiumencapsulatedfissionableRMdosimetersarenotprovided;thoseincludedinCapsuleSetsA'ndC'retobeusedforthispurpose.SamplesoftheBe,Fe,andNiHAFMdosimetersarenotprovided.62

TABLE4-2.ARCHIVESSTRNEUTRONDOSIMETRYMATERIALSTYpeSSTRIDDiameterIsotopeIDSSTRDeositTotal(pg)MassDensity(pg/cm')MicaMicaMica2192311990.1680.1680.168235-U238-U237-Np2192311990.8267.6510.398.8181.6110.8(1)ThreeadditionalmicaSSTRsof0'68inchdiameterhavebeensuppliedascontrolsamplestobestoredalongwiththearchiveSSTRdosimeters219,231,and199.ThesecontrolSSTRsareunnumberedandarenotincontactwithanydeposit.(2)TheouteraluminumfoilofthearchiveSSTRpackagesaremarked.asfollows:U-235islabeled5;NP-237islabeled7;U-238islabeled8.63

TABLE4-3.ARCHIVE-MW-TMMATERIALSComposition,Wt%MeltingTemperatureLengthDiameter(F)(in.)(in.)Source80Au,20Sn90Pb,5Ag,5Sn97.5Pb,2.5Ag97.5Pb,1.5Ag,1.0Sn98.8Cd,1.2CU5365585805884980.250.250.250.250.250.0300.0900.0840.0840'83IndiumCorp.ofAmericaBabcock&WilcoxBabcock&WilcoxBabcock&WilcoxBabcock&Wilcox.64

TABLE4-4.ARCHIVESSTR-TMMATERIALSKMaterialQuantityDescriptionandPurposesIndiaRubyMuscoviteMicaIndiaRubyMuscoviteMicaupraIIQuartzGlassPre-annealedandpre-etcheddisks15/16in.indiameterandabout0.004in.thick.RepresentativematerialforSSTR-TMandSSTRdosimetry.C1andC2asdescribedinTable4-2.NeededasstandardswhenmicaSSTR-TMsareremovedfromthereactor.3/8in.thicksquaresabout40milsthick.RepresentativematerialsusedinSSTR-TMs~SupraIIQuartzGlassCand3Care3/8in.squaresabout40milsthick.TheyaredescribedinTable4-2.NeededasstandardswhentheSupraIIquartzglassisremovedfromthereactor.65 J<<.~

.0SUMMARYANDCONCLUSIONSBasedoncarefulexaminationofalldataavailable,ithasbeenconcludedthatamaterialsmix-uphasoccurredintheNMP-1surveillanceprogram.Forthecapsuleswhichhavebeenpulledtodate,ithasbeenconclusivelydemonstratedthatthebasemetalCharpyspecimenswerefabricatedfromplateG 1,andnotplateG 3asoriginallyspecified.ThebasemetalportionofCharpyweldandHAZspecimensiscomposedofplateG 3material.FuturechemicalanalysisofcapsuleBmaterialsandallbasemetaltensilespecimensareneededtodeterminethecomposition"ofthesematerials.ItislikelythatthebasemetaltensilespecimenswerefabricatedfromplateG 1,andthesameapproachtospecimenfabricationforcapsuleBwasusedasthatusedforapsulesAandC.Asaresultofthesefindings,thisreportwaspreparedandisintendedtoserveasthenewbaselinesurveillancedocumentforNMP-1.Allofthedataneededtoconduct.thesurveillanceprogramiscontainedherein.Shouldfutureanalysisrequireexaminationofearlierreports,thesestudiesshouldbeconductedwithcautionsincetheearlierreportsareknowntocontainerrorsrelatedtothematerialmixup.Inresponsetothesefindings,itisrecommendedthatnewP-Tcurvesbeprepared.ThecurrentP-TcurvesareoverlyconservativesincethemeasuredshiftwasdeterminedusingG 1irradiatedmaterialandG 3unirradiatedmaterial.Theactualmeasuredshifts,whichhavebeencorrectedtoaccountforthe66 SgpCIll.-s+hl~"

aterialmix-up,areconsistentwiththe[RG1.99(2)]model.Therefore,itisrecommendedthatNiagaraMohawkpreparenewP-Tcurvestoreplacethecurrentoverlyconservativecurves.5.1BenefitstoNiaaraMohawkAsubstantialamountofworkhasbeenperformedundertheNMP-1surveillanceprogramsinceremovaloftheAandCcapsules.CapsuleAwasremovedin1979afteravesselexposureof5.8effectivefullpoweryears(efpy)andcapsuleCwasremovedin1982afteravesselexposureof8efpy.Theculminationofthis"workisreported"hereinandhasresultedinthefirmre-establishmentoftheNMP-1surveillanceprogram.Abriefsummaryofthepastproblems,resolutionoftheproblems,andtheenefitsofthisworktoNiagaraMohawkarepresentedbelow.5.1.1PLEXSurveillanceThecapsuleC(at300azimuth)analysisshowedabasemetalBT3Qof114Fatafastfluenceof4.78x10"n/cm.Inordertoconfirmthisfinding,the30degreecapsulewasanalyzedandabasebetalbT>>of90F=wasmeasuredatafastfluenceof3.6x10'/cm.ThesedataexceededtheRG1.99(2)predictionbyover3standarddeviations.Inresponsetotheconcernraisedbythesefindings,asurveillancecapsulere-insertionprogramwasundertaken.Twonewcapsulescontainingbothirradiatedandunirradiated(fromarchive)specimenswerere-inserted.Thesearethefirst J,tl apsuleseverdesignedspecificallytogenerateplantlifeextensiondata.ThesecapsulesareadvancedBWRcapsulesandcontainadvanceddosimetry,temperaturemonitors,andinnovativemechanicaltestspecimens.ThebenefittoNiagaraMohawkwillbeend-of-licenseandlifeextensiondata'hesedatacanbeusedinplantspecificdamagemodelstoyieldaccurateestimatesoftheK,~curveshiftforP-Tcalculations.5.1.2MaterialMix-UResolutionMeasurementandcarefulstudyofthematerialchemistrydata"andas-'builtdrawingsledtothediscoverythatamaterialmix-uphadoccurredintheNMP-1surveillanceprogram.Themechanicalbehaviortrendswereexaminedandfoundtoconfirmthechemistryata.Asaresult,theplateG 3(Cu=.18,Ni=.56)measuredshift(hT>>),originallythoughttobe114F,wascorrectlyestablishedtobeto11Fatafluenceof4.78x10n/cm.Sincethesurveillanceprogramisirradiatingtwoplatematerials(G 3andG 1),theCharpybT,~canbedeterminedforplateG 1(Cu=.23,Ni=.51)aswell.ForplateG 1,bT~,=79Fatafluenceof4.78x10'/cmandET3Q55Fatafluenceof3.6x10"n/cm.Therefore,theresolutionofthematerialmix-uphasresultedinthreemeasuredCharpybT~,sinsteadoftwo,andthemeasuredshiftsaremuchlowerthanbelievedearlier.68

.1.3LimitinBeltlineMaterial~~Aswithmanyplantsinoperationtoday,theNMP-1surveillancematerialisnotthelimitingbeltlinematerial~BasedonthechemistrydataandanalysisofinitialRT>>~forthebeltlinematerials,plateG-307-4isthelimitingmaterial.Therefore,inordertoenableuseofthesurveillancedatainP-Tcurvecalculations,acorrectionfactorwhichadjustsforthechemistrydifferencesbetweenG-307-4andthesurveillancematerials(G 3andG 1)hasbeendeveloped.ThisapproachallowsNiagaraMohawktouseplant-specificdatatodeterminethe"ART>>~'t'rendcurveinaccordancewiththeguidanceprovidedinRG1.99(2).~1'RTofBeltlineMaterialsTheRT>>~ofthebeltlinematerials,withtheexceptionofplateG 3,cannotbemeasuredinconformancewiththeASMEcoderequirements.Avalueof+10Fhasbeenassumed.ShouldtheNRCdecidetoquestiontheassumption,NiagaraMohawkwouldbevulnerable.However,arigorousstatisticalmethodwhichisconsistentwiththeintentoftheASMEcodewasusedtodeterminetheRT>>~ofallofthebeltlinematerials.Xnthecaseofthewelds,ithasbeendemonstratedthatthe+10Fassumptionisoverlyconservative,andfortheplates,the+10Fassumptionisnon-conservative.AlthoughtheRT>>~forthelimitingplate(G-307-4)wasfoundtobe40F,theanalaysisenablesidentificationoftheactuallimitingmaterial~FollowingtheRG1.99(2)69 V'j.'~Jl, approach,theweldmaterialswouldhavebeenlimitingsincetheregulatoryguiderequirestheuseof.35%Cuand1.0%Niincaseswheremeasuredchemistrydataarenotavailable.Thischemistryassumptionleadstoachemistryfactorof272fortheweldmaterialasapposedto174forthelimitingplate.Therefore,weldmaterialwouldhavebeenlimitingandtheARTgTfortheweldwouldhavebeenlargerthanthatfortheplateiftheRTND~analysishadnotbeendone.5.1.5SinificantEconomicBenefitsinHdro-test'"Thehydro-testtemperaturehasbeenreducedsignificantly(-20F)asevidencedbythenewP-TcurvewhichwasdevelopedusingCharpyshiftdataappropriatelycorrectedforthematerialmixup,[MA91].Thetechnicalspeciticationdefinesthecoldshutdownconditionasthereactorcoolanttemperaturebeinglessthan(orequalto)212'Fandthehotshutdownconditionisdefinedbyatemperaturegreaterthan212'F.Hydro-testinthehotshutdownconditionrequierslongertimetowarmupthewaterand,inaddition,hotshutdownmustbescheduledasacriticalpathactivity.HydrotestinginthehotshutdownconditionrequiresthattheECCSsystemmustbeoperational,thesafetysystemsurveillancemustbecompleteandtheprimarycontainmentmustbeisolated.Inthehotshutdowncondition,leakdetectionismoredifficultandtheinspectionconditionsaremoresevereforpersonnnel.Ontheotherhand,coldshutdownrequireslesstimebecausethehydro-testcanbedoneinparallelwithother70 I'htf~

utageactivities.SavingonedayorevenonehalfdayofoutagetimeresultsinasignificanteconomicbenefittoNMP-1.5.2FutureDirectionNiagaraMohawkshouldconsiderseveralactionsforthefuture.Thegeneraldirectionshouldbetoestablishastrongplantspecificsurveill'anceprogramandavoidtheuseofoverlyconservative"generic"trendcurves.IftheNMP-1andOysterCreekdatawereshared,therewouldbesufficientdataavailabletodevelopaplantspecifictrendcurve.Thisapproachcanbe'implementedwithintheguidelinesofRG1.99(2)sincetheregulatoryguideallowstheadjustmentofthehRT>>~analyticalmodelincaseswheretwoormorecrediblesurveillancedataarevailable.Therefore,itisrecommendedthatNMPCestablishacooperativeprogramwithGPUNuclearassoonaspossible.Withregardtothesurveillancecapsules,theBcapsuleshouldbepulledassoonaspossibleandtested.Seriousconsiderationshouldbegiventore-insertingacapsulewhichcontainsadvanceddosimetry,temperaturemonitors,irradiatedandunirradiatedmechanicalpropertyspecimens,andunirradiatedfracturetoughnessspecimenblanks.FracturetoughnessspecimenblankswererecentlyplacedintheOysterCreekre-insertioncapsule.ItwouldbebestifthenewcapsuleBtargetfluenceswerecompatiblewiththeOysterCreekfluences.Inordertobecertainoffutureregulatoryacceptance,itisrecommendedthatthelimitingplate,adjustmentfactorbeused71 1

'nthenextP-Tcurveupdate.ItisessentialthatthisapproachbeacceptedbytheNRCsinceitisimportanttoestablishingaplant-specificsurveillanceprogram.ItisalsosuggestedthatworkbeundertakentocombinetheNMP-1andOysterCreeksurveillanceprogramsandtheexistingdatabeusedtoestablishaplantspecifictrendcurve.ItislikelythatthecurrentoverlyconservativemodelassumptionscanberelaxedandfuturehydrotestandP-Toperatingwindowsopened.TheNRCsubmittalsshouldbecoordinatedandsimilaritiesofthetwoprogramsnoted.AsubmittalwhichrequestsNRCapprovalforcombiningthedata'asesshou'ld'bepreparedinthenearfuture.Anoverallplanforthecombinedprogramwhichoptimizesthewithdrawalscheduleshouldbeprepared.72 I

6~0REFERENCES[APED][ASTM261][ASTM263][ASTM482][ASTM522][ASTM523][BU85]"ModifiedSurveillanceProgramforGeneralElectricBWRPressureVesselSteels",GeneralElectricReportAPED-5490,April,1967."StandardMethodforMeasuringNeutronFlux,Fluence,andSpectrabyRadioactiviationTechniques",ASTMDesignationE261-77,AnnualBookofASTMStandards,Part45(1982),pp930-941."StandardMethodforDeterminingFast-NeutronFluxDensitybyRadioactivationofIron",ASTMDesignationE263-82,AnnualBookofASTMStandards,Part45(1982),pp951-956'StandardGuideforApplicationofNeutronTransportMethodsforReactorVesselSurveillance",ASTMDesignationE482-82,AnnualBookofASTMStandards,Part45(1982),pp1088-1092."StandardMethodforCalibrationofGermaniumDetectorsforMeasurementofGamma-RayEmissionofRadionuclides",ASTMDesignationE522-78,AnnualBookofASTMStandards,Part45(1982),pp1139-1144."StandardMethodforDeterminingFast-NeutronFluxDensitybyRadioactivationofCopper",ASTMDesignationE523-82,AnnualBookofASTMStnadrads,Part45(1982),pp1145-1152.Burns,L.S.,Rogers,D.R.,"FastNeutronAxialPressureVesselCalculationsforNineMilePointUnitNo.1",October28,1985'BUG75]BUGLE80Couled47Neutron20Gamma-RaP3CrossSectionLibrarforLWRShieldinCalculations,RSICLibraryDLC-75.[CE65][CE90]CombustionEngineeringDrawing,InspectionRevisionNo.1,MaterialIdentificationforNiagaraMohawkRV,DrawingE231-582-1,9/20/65."NiagaraMohawkPowerCorporationNineMilePointUnit1ReactorVesselWeldMaterials",ReportNo.86390-MCC-001,ABBCombustionEngineeringNuclearPowerCombustionEngineering,Znc.,Windsor,Connecticut,June,1990.73

[DOT75]RSICComputerCodeCollection,DOT4.3One-andTwo-DimensionalTransortCodeSstem,RadiationShieldingInformationCenter,OakRidgeNationalLaboratory,OakRidge,Tennessee,November17,1975.[EP82]"NuclearReactorVesselSurveillanceDataBase",EPRINP-2428,June1982[GO79][HI69]Gold,R.,"ProcessforMeasuringTemperaturewithSolidStateTrackRecorders",U.S.LettersPatent4,167,109,Septemberll,1979.Higgins,J.P.andBrandt,F.A.,"MechanicalPropertySurveillanceofGeneralElectricBWRVessels",GeneralElectricReportNEDO-10115(July,1969).[HO65a]Howard,A.,"SurveillanceTestProgramforNiagaraMohawkReactorVessel",CombustionEngineering,Contract164,Rev.2,1965.[HO65b]'Howard,"D.A.,FabricationTestProgramforNiagaraMohawk-213"BWRGeneralElectricCompany,DEA.HowardCombustionEngineering,December,1965.[LE64][LO84]Lewis,S.R.,WeldingMaterialQualificationtoRequirementsofNAVShips250-1500-1,MetallurgicalR&D,CombustionEngineering,Sept~1964-Feb.1965.Lowry,L.M.,etal,"Examination,Testing,andEvaluationofIrradiatedPressureVesselSurveillanceSpecimensfromtheMonticelloNuclearGeneratingPlant",FinalReportfromBattelle-ColumbustoNorthernStatesPowerCompany(March15,1984).[LO84]PrivateCommunications,JohnConwayofNiagaraMohawkPower-CorporationtoL.M.LowryofBattelle'sColumbusLaboratories,March24,1984andMay2,1984.[LU64][LU85]LukensTestCertificates,fromLukensSteelCompanytoCombustionEngineering,May-July,1964.LettertoMr.TomCainefromJ.FredricLongenecker,"CopperContentofReactorVesselPlates",October9,1985.[MA85a]Manahan,M.P.,Failey,M.P.,andLandow,M.P.,"ExaminationandEvaluationoftheNineMilePoint-Unit130DegreeAzimuthalSurveillanceCapsule,finalreportfromBattelletoNiagaraMohawkPowerCorporation,April23,1985.74 V

[MA85b][MA85c]LettertoMr.RayPasternakfromDr.MichaelP.Manahan,"RadialFluxProfilesforNineMilePointUnit1",June24,1985.LettertoJ.A.ZwolinskifromMr.C.V.Mangan,NiagaraMohawkPowerCorporation,300ErieBoulevardWest,Syracuse,NY13202,

Subject:

DocketNo.50-220,DPR-63,December10,1985.[MA86]Manahan,M.P.etal,UnitedStatesPatent4,567,774,"DeterminingMechanicalBehaviorofSolidMaterialsUsingMiniatureSpecimens",[MA87]Manahan,M.P.,"SurveillanceCapsulesA'ndC'orNineMilePoint-Unit1",September30,1987,DraftFinalReporttoNiagaraMohawk.[MA89]LettertoMr.YangSoong,NiagaraMohawkPowerCorporation,fromDr.MichaelP.Manahan,

Subject:

Proposal/AgreementNo.723-R-2326'MA91]Manahan,M.P~,"PressureTemperatureOperatingCurvesforNineMilePointUnit1,"FinalReportdatedJanuary,1991.[MC89]"SAMMcFRAC:StatisticalAnalysisMethodologyforMechanicsofFracture",PCVersionDevelopedOctober,1989.[NE85]LettertoDr.MichaelP.,ManahanfromJ.E.Nestell,MPRAssociates,Inc.,1050ConnecticutAvenue,Washington,D.C.20036,

Subject:

NineMilePointUnit1(NMP-1)ReactorVesselSurveillanceCapsules,datedSeptember17,1985.(Revised11/27/85).[NMFS][NMTS]NineMilePointUnit1,FinalSafetyAnalysisReportNineMilePointUnit1,TechnicalSpecifications,Section3.2.2,MinimumReactorVesselTemperatureforPressurization,updated1987.[OD85]Odette,G.R.,Lombrozo,P.M.,andWullaert,R.A.,"RelationshipBetweenIrradiationHardeningandEmbrittlementofPressureVesselSteels,"EffectsofRadiationonMaterials:TwelfthInternationalSyposium,ASTMSTP870,F.A.GarnerandJ.S.Perrin,Eds.,AmericanSocietyforTestingandMaterials,Philadelphia,1985,pp.840-860.75

[RO80]Roberts,J.H.,Gold,R.,andRuddy,F.H.,"ThermalAnnealingStudiesinMuscoviteandinQuartz",ProceedingsoftheTenthInternationalConferenceonSolidStateNuclearTrackDetectors,Lyons,France,July2-7,1979,PergamonPress,Oxford,(1980)177.[ST64]Stone,W.A.,MechanicalTestReport(contract164NiagaraMohawk),fromW.A.StoneMetallurgicalR&DDepartment,CombustionEngineering,July-October,1964.[ST84]Stahl,D.,etal,"Examination,Testing,andEvaluationofIrradiatedPressureVesselSurveillanceSpecimensfromtheNineMilePointNuclearPowerStation",FinalReportfromBattelle-ColumbustoNiagaraMohawkPowerCorporation(July18,1984).[ST84]Stahl,D.,Manahan,M.P.,Failey,M.P.,Landow,M.P.,Jung,R.G.,andLowry,L.M.,"300DegreeCapsuleExamination,TestingandEvaluationofIrradiatedPressureVesselSurveillanceSpecimensFromtheNineMilePointNuclearPowerStation",NiagaraMohawkPowerCorporation,July18,1984.76

APPENDICES

APPENDIXADESCRIPTIONOFCAPSULESA'NDC'-2

APPENDIXA.1DESCRIPTIONOFCAPSULESA'NDC'hisappendixofthereportdescribesthecontentsandlayout-ofCap-sulesA'ndC'.Thesecapsulesareconsideredtobeadvancedboilingwaterreactor(BWR)surveillancecapsulessincetheycontainmechanicalbehavior,temperaturemonitors,anddosimetry,whicharenotfoundinthecurrentlyusedBWRcapsules.ThecapsuleinventoryandassemblydrawingsareprovidedinAppendixAandtheas-builtphotographsareprovidedinAppendixB.Detailsconcerningthecapsuledesignandfabricationofthecontentsareprovidedbelow.BattelleestablishedasubcontractwithMetrologyControlCorpora-,.tion(MCC)toprovidetheradiometricmonitors(RMs),heliumaccumulationfluencemonitors(HAFMs),solidstatetrackrecorders(SSTRs),meltwires,andsolidstatetrackrecorder-temperaturemonitors(SSTR-TMs).MCCenteredintoacontractwithWestinghouseHanfordCompany(WHC)forU.S.DepartmentofEnergy(DOE)dosimetryservicesoftheNationalReactorDosimetryCenterRDC)attheHanfordEngineeringDevelopmentLaboratory(HEDL)andtheheliummassspectrometrylaboratoryatRockwellInternationalRocketdyneDivision(RI-RD)(Mc87a).AllotherworkdescribedinthisreportwasperformedbyBattelle.DosimetrInordertodetermineneutronexposurelevelsthroughoutthereactorvessel-geometrywithaminimumuncertainty,itisnecessarytoemployacom-binationofrigorousanalyticaltechniquesandspectraldosimetry.Inparti-cular,neutrontransportcalculationscoupledwithadvancedneutronmonitorsetslocatedinsurveillancecapsulesprovideanimprovedapproachtothedeterminationofbothaxialandazimuthalexposuregradientswithinthepres-surevessel.Itisfeltthatthisapproachissuperiortothecurrentdosi-metrypracticeinwhichonlywiresofFe,Cu,andNiareincluded.Thedesignphilosophyusedforthedosimetrywastorelyheavilyonproven,time-testedtechnologywhichiswhyspectralRMswereusedwidely.owever,asabackup,recognizingthatthetechnologywilladvanceoverthextdecade,wehaveincludedHAFMsandSSTRs.TheSSTRsareintegratingA-3 I~

dosimeterswhichaccumulatefissiontracksthroughouttheirradiation.Automatedtrackcountingisunderdevelopmentandcountingmethodswillundoubtedlyimproveoverthenextfewyears.TheHAFMsarewirescomposedofmaterialwithanappropriate(n,a)crosssection.Theheliumaccumulatesinthematerialwithincreasingfluenceandcanbemeasuredusinganyoneofavarietyofdestructivechemicalanalysistechniques.ThissectionofthereportgivesacompletedescriptionoftheadvanceddosimetryfabricatedforMCCbytheNRDCatHEDLtoprovidetwosetsofdosimetryatthreeaxiallocationspersetforCapsulesA'ndC'.Onesetistobeexposedfor-14efpyyearsandthesecondsetfor-24efpyyears.ThisadvanceddosimetryhasbeenpreparedbytheNRDCatHEDLwiththeassis-tanceofRI-RD.TheadvanceddosimetryservicesprovidedaredelineatedinTable1ofAppendixC.Assistancewas.alsoprovidedbytheNRDCtoMCCinthepreparationofpurchaseorderspecificationsfortheacquisitionandfabrica-tionoftheouterstainlesssteel(SS)andinnerGadolinium(Gd)shieldcapsulesaswellasthesubsequentgAofthefabricatedparts.~~Capsuleidentification(etchedontheouterSSsurface)isasspecifiedbyBattelle.Anticipatedfluencelevelexposuresof-14efpyand-24efpyaredenotedbyAandC,respectively.*-BareandGadolinium-covereddosimetersaredesignatedbyBandG,respectively;andthetop,midplane,andbottomaxiallocationsareindicatedby1,2,and3,respectively.Afourthidentifyingletter(AorB)wasusedwhenallthedosimetryforasinglelocationcouldnotbeloadedinto'asinglecapsule;e.g.,capsulesAG1AandAG1B.Asadditionalexamplesofthenumberingsystem:.AG1Bindicatesan"A"fluenceexposure-GadoliniumCovered-Topposition-andsecondCapsuleBwithHAFMdosimetry;andCB3woulddenotea"C"fluenceexposure-Bare-Bottomaxiallocation.Inallinstances,thefirstletteroftheidentifyingnumberislocatedatthebottomendofthedosimetrycapsule.Thematerialsusedandthe18individualcapsulesaredescribedinAppendixC.Thedosi-metryholdersandcontentsareshowninAppendixD.Eachofthe18capsulescontainsoneormoreofthefollowingtypesofdosimeters:(1)RMs,(2)HAFMs,(3)SSTRs,and(4)SSTR-TMs.Note:TheBattelledesignationforAandCareA'ndC',respectively.A-4

~'

A.2TemeratureMonitorsTwodifferenttypesofpassivetemperaturemonitors(TMs)weresuppliedtoobserveirradiationtemperature.Asetofconventionalmeltwire(NW)TMswereusedtocoverthetemperaturerangefrom536upto598..F;Thesemonitorsareprovenandtime-testedandthereforearetheprimarysourceoftemperaturemonitoring.AdetaileddescriptionoftheseMW-TNsisprovidedbelow.AsecondsetofTMsweresuppliedwhicharebasedontheannealingpropertiesofSSTRs.SSTR-TNsareanewandnovelmean'sofpassivelyobserv-ingirradiationtemperature(Go79).AdetaileddescriptionoftheseSSTR-TMsisprovidedinSectionA.2.2below.Theadvantageofthesemonitorsisthat'they"are"'potentially"capableofprovidinganestimateoftheaveragetempera-tureinthecapsule.TheyhavenotyetbeenprovenforreactorirradiationsandthesamefissiontrackcountingproblemsareexperiencedaswithSSTRs.However,thesemonitorswereincludedasabackuptothemeltwiressincewe~~ticipatethatthistechnologywillcontinuetodevelopoverthenextdecade.A.2.1MeltWireTemeratureMonitorsEutecticmaterialswithuniquemeltingtemperatureswereincludedinCapsulesA'ndC'.Compositionandimpuritiesgreatlyinfluencethemelting'temperature;'therefore,thematerialsusedconsistofpuritiesof99.9percentorgreater,sothatthemeasuredmeltingtemperatureiswithinatleast+6Foftherecognizedmeltingtemperatures.TheMWswereencapsulatedinquartztubing,evacuatedandbackfilledtoapproximatelyoneatmosphereofheliumpressureforoptimumtransferofheatbetweentheencapsulatedNWandtheoutsideenvironment.TheMW-TMsincludedinCapsulesA'ndC'relistedinTableA-1andphotographsareprovidedinAppendixE.TheNWcapsuleswereformedf'rom0.24inchouterdiameterquartztubingwith0.062inchthickwalls.TofacilitateidentificationofthesedifferentNWtemperaturemonitors,eachMWwasencapsulatedinquartztubingofaspecificlengthasshowninTableA-l.Afterfabrication,theMWcap-suleswereleakchecked,pressure-testedandcertifiedbycon'ductingmelteriments.ThecertificationtestresultsindicatedthatalltheMWompositionsmeltedwithin+2Fofthenominalvalue.A-5

'UPI TABLEA-1.MWMATERIALSANDMELTINGTEMPERATURESComposition,WtXMeltingTemperature,FquartzCapsuleLength,in.80Au,20Sn90Pb,5Ag,5Sn97.5Pb,2.5Ag97.5Pb,1.5Ag,1.0Sn98.8Cd,1.2CU53655858058859811-1/41-1/21-3/42A.2.2SolidStateTrackRecorder-.TemeratureMonitorsAnumberoflimitationsofMW-TMscanbeovercomebyusinganewpassiveTM.ThisnewpassiveTMprovidesforcontinuousmonitoringoftem-raturewithassigneduncertainties.Itrepresentsanovel,patentedappli-ionofSSTRtechniques[Go79].SincetracksareannealedinSSTRsatelevatedtemperatures,thedegreeofannealingcanbeusedtomeasurethein-situtemperature.OfequalimportanceisthenatureofthisSSTR-TMresponse,sinceitisbasedontrackannealingandtherefore,respondstotheaveragetime-temperaturehistorythatisexperiencedbytheSSTR.Conse--quently,normal,.temperatureexcursionsduetoreactoroperationsareexpectedtomakeonlysmallcontributionstotrackannealingandtheSSTR-TMwillthereforefurnishanaccuratemeasurementofthein-situtemperature.Fissionfragmentsproduceanarrowpathofradiationdamageinquartzglass,mica,andotherSSTRmaterials.Whenchemicallyetched,aholeisproducedalongthedamagepathwhichcanbeseenunderamicroscope;thisholeiscalledthefissiontrack.AllorpartofthedamagecanbeannealedoutbyheatingtheSSTR.Thisannealing,whencarriedoutbeforetheetchingprocess,drasticallymodifiesthelengthand/ordiameterofthetrackwhenetchingoccurs.Theamountofannealingisafunctionoftimeandtemperature[Go79,Ro80].'nthecaseofquartzglassSSTRs,theannealingeffectwillreducediameteroftracksproducedbynormallyincidentfragments,andwill.A-6

eliminatesomeofthetracksproducedbyisotropicincidence(exposuresmadewiththesourceincontactwiththeSSTRmaterial).InthecaseofmicaSSTRs,thetracklengthisreducedifdamagehasbeenpartiallyremovedbyannealing.TheoutstandingproblemintheapplicationofSSTR-TMsinpowerreactorsisthelackofcalibrationdata.MCCwillbeinitiatinganextensivecalibrationprogramwithinthenextfewmonths.CalibrationcurvesforSSTR-TMsareobtainedbyobservingtheannealingcharacteristicsofSSTRs.SetsofquartzglassandmicaSSTRsarepreparedinthesamewaytheSSTR-TMswerepreparedforinclusionintheNMP-1replacementsurveillancecapsule.Bothisotopicandnormallyincidentfissionfragmentirradiationsareused.SubsetsoftheseSSTRsarethenheatedinanovenatconstanttemperatureforagivenperiodoftime.Theovenmustbewellregulatedsothatstabletemperaturesareattainedwithanaccuracyofatleast+4F.Uponwithdrawalfromtheoven,theSSTRsareetchedandsubsequentlyscanned.Calibrationdataaregeneratedbyrepeatingthisprocessatdifferentovenmperaturesfordifferenttimedurations.Preliminarycalibrationdataforuartzglassandformicahavealreadybeenreported[Go79,RoBOJ.BothquartzglassandmicaareusedforSSTR-TMsinCapsulesA'ndC'.Thepre-irradiationpreparationofquartzglassandmicaSSTR-TMsisdiscussedseparatelyinSectionsA.2.2.1andA.2.2.2.A.2.2.1PrearationofuartzGlassSSTR-TMs.ThetypeofquartzglasschosenforSSTR-TMapplicationsinreactorsurveillanceshouldpossessaverylowconcentrationoffissionableimpurities.Consequently,ahighpurityquartzglass,namelySupersil,hasbeenused.SupersilquartzglasswassuppliedbyAmersilCompany,Inc.,Hillside,NewJersey.TheSupersilquartzglasswascutintoadiskshape,0.178inchesindiameterby0.06inchesthick.Bothsurfacesofthediskwerethenmechani-callypolishedtoremovescratchesandimperfections.Afinalsurfacepolishwasobtainedbyetchingin49percentHFat70Ffor120minutes.ThepolishedSupersilquartzglasswasthencleanedbyrinsinginthefollowingsolutionsintheordergiven:(1)PalmOliveSoapSolution,2)distilledwater,(3)doubledistilledwater,(4)UltrexBNnitricacid,,finally,(5)doubledistilledwater.ThiscleaningprocesswasusedbothA-7

,'ljl4Qd+(~n

~~~~~priortoirradiationwithfissionfragmentsandjustpriortoencapsulationforreactorsurveillance.A.2.2.2PrearationofMicaSSTR-TMs.ThetypeofmicachosenforSSTR-TMapplicationsinreactorsurveillanceshouldalsopossessave~lowconcentrationoffissionableimpurities.Tothisend,micafromIndia,sup-pliedbyThePerfectionMicaCompany,hasbeenused.Themicawasfirstpre-annealedinanovenforabout24hoursat1076F.Itwasthenpre-etchedin49percentHF70Fforabout18hours.Whenplacedunderamicroscope,resi-dualfissionfragmenttracksareseen.Themicawithalowdensityoftrackswasselected.Itwasthencleavedtothicknessesofabout0.003inches.Disks,0.178inchesindiameter,werepunchedfromthefreshlycleavedmica.Mica'STR-TMswerecleanedbythesameprocedureusedforthequartzglass.Thiscleaningprocessisimportantjustpriortoencapsulation,inordertoridthemicaoftransuraniumorotheractinidesthatmayproduceundesirablefissionfragmenttrackswhilebeingexposedtoneutronsinthector.A.2.2.3SSTR-TMFissionFramentIrradiation.Priortouse,theSSTR-TMsmustbeexposedtofissionfragments.Auniformsourceof252Cfwas.usedfortheirradiation.Twotypesof,fissionfragmentexposure,isotropicandnormallyincident,wereused.Theisotropicexposureisperformedbyplacingthe'SSTR-'TMinfirmcontactwiththespontaneousfissionfragmentsource.Normallyincidentexposureswereobtainedinavacuumchamber.Therewasapproximately2.2inchesbetweentheSSTR-TMandthespontaneousfissionfragmentsource.Fortheisotropicexposures,a252Cfspontaneousfissionfragmentsourcehavingadiameterof0.25inches',onastainlesssteeldisk0.75inchesindiameter,wasused.Thesourcehadaverythingoldcoating.On1-29-86,thissourcehadanactivitythatproduced9230tracksperminutepersquarecentimeterinmicaplacedindirectcontactwithit.A252Cfsourceabout1/8inchindiameterwasusedforexposuresinthevacuumchamber.On1-31-86,anexposuregaveatrackdensityfornormalincidenceof60.1tracksperminutepersquarecentimeter.Thestatisticalaccuracyofothmeasurementsis2.7percent.A-8

+1IF A.2.2.4FissionFramentIrradiationofuartzGlassSSTR-TMs.-OnesideofthequartzglassSSTR-TMwasirradiatedisotropicallywithfissionfragmentsandtheothersidewasirradiatedwithnormallyincidentfissionfragments.Estimatedtrackdensitiesfortheisotropicandnormalirradia-tions,respectively,aregiveninTableA-2.Twosuchquartzglass$STR-TMswerepreparedforeachcapsule.IsotropicexposuredatafromthemicaSSTR-TMaregiveninTableA-3.AthirdquartzglassSSTR-TMwaspreparedforeachcapsuleasdescribedearlier,butwasnotirradi'atedwithfissionfragments.OnesurfaceofthisthirdquartzglassSSTR-TMisusedtoassessfissionfragmenttrackbackgroundinducedduringthereactorsurveillanceirradiation.Theothersurfacewasplacedinfirmcontactwitha23BUdeposittoformanSSTRneutrondosimeterforthe'reactorsurveillanceirradiation.ThisSSTRneutrondosi-meterwillprovidefissionfragmenttracksthatareformedthroughouttheentirecourseofthesurveillanceirradiation.Consequently,thistypeofSSTR-TMprovidesinformationonthetime-temperaturehistoryofthesurveil-~~~~~nceirradiation.Afterbeingcleaned,theSSTR-TMswereloadedintocapsulesAB2andCB2asshowninFiguresA-1andA-2.A.3CharV-NotchSecimensThetypes-andnumberofCharpyspecimensinthereinsertedcapsulesweresummarizedinTableA-2.NiagaraMohawkdecidedtoweldreconstitutetheCharpyspecimenspriortoreencapsulation.ThespecimenscanbetestedinthisconfigurationorminiatureCharpyspecimenscouldbemachinedinthefuturewhenthecapsulesarewithdrawn.BattellehasdevelopedaminiatureCharpytestinwhich16miniaturespecimenscanbemachinedfromoneconven-tionalspecimen.Atotalof24CharpyV-notch(CVN)specimens(12base,12weld)werereconstitutedforinclusioninCapsuleC'.AtotalofsixCVNswererecon-stitutedforinclusioninCapsuleA'.ThespecimenswerestampedontheendswiththeappropriateF.A.B.codedesignation.TheoriginalF.A.B.code'dentificationwasusedwithanadditionalletter"A"or"B"todesignateaonstitutedspecimen.ThespecimenidentificationsandlocationswithinthepacketsaregivenintheAppendixAspecimeninventorydrawings.A-9

TABLEA-2.EXPOSUREDATAFORSUPERSILIIQUARTZGLASS+SSTRLabelIsotroicTime(min)Tracks/cm2NormalIncidenaeTime(min)Tracks/cm2C*1112133C*21222320.63030021303001.2E52.4E52.4E501.2E52.4E52.4E5010146806800101468068004.45E44.1E44.1E404.45E44.1E44.1E40+'llexposuresmadeon1-27-86,exceptforCand3C,whichwereexposedon4 87.*Controlsamples,notputintothereactor.Thesewillbestoredatorbelowroomtemperature,andetchedalongwiththeSSTR-TMwhentheyareremovedfromthereactor.TABLEA-3;ISOTROPICEXPOSUREDATAFROMMICASSTR-TM+SSTRLabelExposureTimeinMin.PredictedTrackspercm2Cl*111213C2*21'22313.751110013.75101009.2E41.0E59.2E409.2E49.2E49.2E40+Allexposedon1-27-86exceptforC1andC2,whichwereexposedon4 87.*Controlsamples,notplacedinthereactor.Thesewillbestored,atorbelowroomtemperature,andetchedalongwiththeSSTR-TMwhentheyareremovedfromthereactor.

,II~4%18~-~

DISTREDVICEfISSIONFRAGHCt4TXRRRDIRT'IOH.t!OtiE$50TROPXCNICR12bISOTROPZCt40NEMICR13bU-239'lt233NONEHONK:QLlRRTZQURRTZI2bNORMRLIBOTROP3CISOTROPICOORHFiIU-2384238QURRTZ13tMICRSPRCERFIGUREA-1.ARRANGEMENTOFSOLIDSTATETRACKRECORDERTEMPERATUREMONITORSINCAPSULEAB2(AtdenotesthattheIDisonthetopsurfaceofthemicaorquartzglass,whereasabdenotesthattheIDisonthebottomsurface.)

SSTRTDNlCR21tFISSIONFRRGHEHTIRRRDIRTIOt4NOAEIBOTROP1CISOTROPICNONENICR29bU-238+226NONEHOMEQURRTZ2ItQURRTZ22bNORgQISOTROPICISOTROPICHO~PLQVRRTZ23tLl-238422$NONENlCRSPRCERFIGUREA-2.ARRANGEMEHTOFSOLIDSTATETRACKRECORDERTEMPERATUREMOHITORSINCAPSULECB2(AtdenotesthattheIDisonthetopsurfaceofthemicaorquartzglass,whereasabdenotesthattheIDisonthebottomsurface.)

A.4MiniatureandConventionalTensileSecimensThetypesandnumberoftensilespecimensinCapsulesA'nd-C'eresummarizedinTableA-2.Incaseswhereconventionaltensilespecimenswerealreadytested,miniaturespecimensweremachinedfromthebrokenhalves.TheBattelleproprietoryspecimendesignisshowninAppendixA[Ma86].Atotaloftwominiaturetensilespecimens(base)wereincludedinCapsuleA'ndeightminiaturetensilespecimens(fourbase,fourweld)wereincludedinCapsuleC.Theminiaturetensilespecimenswerenumberedconsecutivelyfromoneto10.TheconventionaltensilespecimensretainedtheirF.A.B.codedesignations.ThespecimenidentificationsandlocationsareshownintheAppendixAinventorydrawings.A.5CasuleDesinandLaoutSurveillancecapsulepacketinventorydrawingswerepreparedfortheoreinsertionCapsulesA'ndC'ndaregiveninAppendixA.Theinven-oriesincludeallspecimensshown,inTableA-2andtherecommendeddosimetersandtemperaturemonitors.Packetfabricationdrawingswerealsopreparedthatshowspecimen,dosimeter,temperaturemonitor,andspacerlocationsanddimen-sionsineachcapsule.GEfabricatedthespacers,packets,baskets,andleadtubes.ThedrawingsindicatethespecimenF.A.B.codedesignationsandtheas-builtphotographsshowspecimenbyspecimenagreementwiththefabricationdrawings.Thedosimetrywascarefullyorientedandspacedtoavoidneutronfieldperturbationswhichwouldaffectthedata.Thedosimetrywasalsolocatedsothattheaxialfluxprofilecanbemeasured.Goodheattransferisinsuredbytightspecimenpackingandaheliumbackfillineachpacket.A.6ArchiveMaterialsThelengthoftheseplannedirradiations,namelyCapsule"A"for14efpyandCapsule"C"for24efpy,makeitmandatorythatarchivedosimetryndTMmaterialsberetainedbyNiagaraMohawk.Experimentalresultsfromwerreactorirradiationscansometimesbyinconsistentorhardtoresolve.

Cf

~~Itisessential,therefore,thatthesearchivematerialsbeavailableasacontingencyshouldproblemsarisewiththeexperimentaldosimetryresults.Withthesematerials,calibrationexperimentscanberepeatedand,ifn'eces-sary,neutronbenchmarkirradiationscanbe.conducted.Shoulddefinitivefollow-onexperimentsofthistypebeneeded,theavailabilityofthesearchivematerialscanbeacrucialfactorinthesuccessofthedosimetryanalysis.Tothisend,archivematerials,identicaltothoseusedinCap-sulesA'ndC'avebeenprovidedtoNiagaraMohawk.TablesA-4throughA-7summarizethesuppliedarchivematerialsforRMneutrondosimeters,SSTRneutrondosimeters,MW-TMsandSSTR-TMs,respectively.TABLEA-4.ARCHIVERMANDHAFMNEUTRONDOSIMETRYMATERIALSDosimeteraterialTypePONo.BatchVendorFormguantityFeRM0744826/17944MRC0.020DWire2inchesNiRM"1"SERoll2SemiElement0.020DWire2inchesCuRM,HAFM19047CPI3054ComincoAm.0.020DWire2inchesCo/AlRM44451SCBar26SigmundCohn0.020DWire2inchesTiRM19046Cat614ReactorExp.0.020DWire2inchesAlHAFm19045SERoll1SemiElement0.020DWire2inchesNOTES:(1)ArchivesamplesofthevanadiumencapsulatedfissionableRMdosimetersarenotprovided;thoseincludedinCapsuleSetsAandCaretobeusedforthispurpose.(2)SamplesoftheBe,Fe,andNiHAFMdosimetersarenotprovided;butareavailableforpurchasefromRI-RD.A-14 VPI TABLEA-5.ARCHIVESSTRNEUTRONDOSIMETRYMATERIALSSSTR(1)TypeIDDiameterIsotopeSSTRDeosit(2)MassIDTotal(pg)Density-(pg/cm2)Mica219Mica231Mica1990.1680.1680.168235-U238-U237-Hp2192311990.8267.6510.398.8181.6110.8(1)ThreeadditionalmicaSSTRsof0.168inchdiameterhavebeensuppliedascontrolsamplestobestoredalongwiththearchive'SSTRdosimeters219,231,and199.ThesecontrolSSTRsareunnumberedandarenotincontact,withanydeposit.(2)TheouteraluminumfoilofthearchiveSSTRpackagesaremarkedasfollows:U-235islabeled5;NP-237islabeled7;U-238islabeled8.TABLEA-6.ARCHIVEMW-TMMATERIALSComposition,WtXMeltingTemperatureLengthDiameter(F)(in.)(in.)Source80Au,20Sn53697.5Pb,2.5Ag58097.5Pb,1.5Ag,1.0Sn58890Pb,5Ag,5Sn5580.250.030IndiumCorp.ofAmerica0.250.090Babcock&Wilcox0.250.084Babcock&Wilcox0.250.084Babcock&Wilcox98.8Cd,1.2CU4980.250.083Babcock&WilcosA-15

TABLEA-7.ARCHIVESSTR-TMMATERIALSMaterialguantityDescriptionandPurposesIndiaRubyMuscoviteMicaIndiaRubyMuscoviteMicaPre-annealedandpre-etcheddisks15/16in.indiameterandabout0.004in.thick.RepresentativematerialforSSTR-TMandSSTRdosimetry.ClandC2asdescribedinTable4-2.NeededasstandardswhenmicaSSTR-TMsareremovedfromthereactor.SupraIIquartzGlassSupraIIquartzGlass3/8in.thicksquaresabout40milsthick.RepresentativematerialsusedinSSTR-TMs.Cand3Care3/8in.squaresabout40milsthick.TheyaredescribedinTable4-2.NeededasstandardswhentheSupraIIquartzglassisremovedfromthereactor.A-16

004646.942---Spocerr3rrv/4'i'o>>III<x2cctiktIwrO444IO0.250OO32c~0I/1605000Hole2.125~-I/l6I.3DDQ0f250109Cleoronce2.000Spocec0.380$0500$0.125x45oChom0.025'tcoronceg~AvChab><0"~+<t~fCCB+0.025Cteoroncecpuico11tooCteoconcegsaoos162i.7720936gol5M<n0.836Cleoroncc2.165LOKI00ipiioamip00242000ip~tcpI1I1I11I1I~IcIII1II1II1IIIIII1I1I1IIIIIIIIIII1IIIIIIIIIItOaO4OO0CLO0IIIIIIIIl1IIIIIIIII2165.at002.082$oco2.067cn0I200543OIO1.990008300.I635Ooco1.620~0084i44520CXoo-l.4300.0901402foco-1.387~2570*O005oo4oQ000.08r/0002500.0322.314-225012.8651SE=DRAWING0040.028ox2.314SEEDRAWING003I0002ALLDIMENSIONSAREININCHES~04OZZolCot20~IOICOA44O~22ta~i~2/i~errTASKCOOROf3AMANAGERNOTFiFnn33rDfASRBvoacvccv3NOTES:l.TheoutsidedimensionsDfthebasketcontentshaveaminImuct0.016clearancefordisassembly.2.CharpyVnotchshoItdfleethepressurevesselwall.3.Charpypackets.mattwirepacketsandlcnsilc'lccbcsarcsc)kdcsfollows:3-\.Exhaustairto(educeintecnalpressuretoIlorr.BacklillwithweldinggradeIleticmalatmosphencpressureandscat.3-2.Verilyleaktigttnescusingmassspectrometer.fhecllowableleakageistosatmcc.min.4.Theoriginaldosime!ryconsistedofFe,Cu,Niwires.Thesewires~rercinstalledateachlocationInthepacketsalshownloneFe.oneCu,andoneNialechlccation).DATEoRAwccpv/RAFTIROArvo,/35r//cSC.rc//Qc.~4Attn,FROJCCTAti'O.r'/.SFSCIALAttnSIGNATUREDIV.-"".".":BattelleCotombuctabor2cocicc505KingAvenueColumbus.Ohio43201.2693Telephonef614)4246424CAPSULEA'SSEMBLYDRAWINGFORNINEMILEIPOINTUNIT1(RE-ENCAPSULATION)RKV.StggCOOStOSNTNCXOCVNO.DWCANO.I79986442BCD-NMP-OOI1scamI:I"accr.N0938-2900sNggyIo(I l:~k~A1ta,,\'rv01~l)I 3DIrradiatedHAZUnbrokenandReconstitutedBase00IrradiatedWeld0TensileTubesSPACERMeltWiresglkCfxB){)v~@>~e0Cggbg@ggg,fcJ12J13E71AE12E31AEO1ED2tEO3lJD1(Beee)JLKJTA(Vreld)(KAZ)JUL(KAZ)598FAdvancedDosimetryOriginalDosimetry{Fe,Cu,NiWires)AdvancedDosimetrySeeNote1J14IB)fJ15J16J17)IID)yBIDtrJ1AJ1BJ1CJ1DJTEE2EE2TE2UAE17trio)rBZO)rE1AAE2YE1CAE1DEBKAED41lEOSE06ilED7Ityco)rBcQ)rEOAiEDBEOCEOO'EOESPACERJD2(Bere)1JL2(Bete)plveld)2(Bere)JUJ(KAZ)588F580F558F536FNOTASCALEDRAWING0ZoO1.REVIEWBOARDDATE.,gC~/S2.TASKCOOROJfASKLEADERQAMANA(IFRQxNOTE:t.TheoriginaldosimetryconsistedolFf,Cu,Niwires.Thesewires'arereinslailedateachlocationInthepacketsssshownloneFe,one,Cu,andoncNiateachlocation).I2.TheadvanceddosimetrytubesmusllieInstalledsothattheliestcharacter{A)InthetubeIdentificationIsstthelowestelevalionasshowninthedrawing.3.ThecapsulemustbeassembledexactlyssspecliiedduetoneutronicsndotherdesignSIGNATUREDRAWNSV~DRATTINDAreoAeep.N~li3IEg~l4DIVDATE/3d/Z'6"..,.:Battelle-ColumbulteboreloINIAZZjztr!JCRiOa-0505KmtAvenueColumbusOtvo4320)2693Telephone(6I4)424.6424CAPSULEAMECHANICALBEHAVIORSPECIMENINVENTORYDRAWINGFORNINEMILEPOINTUNIT1(RE-ENCAPSULATION)RKV.NOTE:sn"rssBvoACIATCATII~I~IIOIIND~Ie~Ie4considerationsI'RoeccvATTD.seCIALTep.A(ALL4a/f4SIZKCOOKlOKNT.NCkOIV.NO.OWO.NO.C79986442BCD-NMP-0021SCALEAocr.N093B-2900sKKKTIofI~vj 1J+IFRIhf~JCICV+

3.I/4-28UNF-2ABothends0.078RD-D-D00.250<petite0Qa>>"'~ca~~~~~g(QfC30'y)3Po.oosReducedSectionl70.03IO.I870.0730.3500.0730.3I7I0>0.010SCALEIO:I.ALLDIMENSIONSAREININCHES+020-0.0)s0Zcs~OSCALE5:IALLDIMENSIONSAREININCHESB1.DStokBOARDDATESIGNATUREoRAwsrov~DIV/35DATE"'.".".BattelleColumbustsborrtories505KingAvenueColumbus.Oho432012693Telephone(614)424.6424~g~ac.2.TASKCOORDASKLEADER~aditS.OAf4AMABER4'OTE:sortngtgAs'ctsv0Aorrcvofreducedsection.003)alendsofreduced2rms,s0.001.kOTESt1.0~0.150g0.001Diameteratcente2.0'~Actua'I-D"Diameter+I0.002-0section,taperingto"D"atcenter.3.100%dimensionalinspectionrequire4.Polishreducedsectionandradiustoremainderasturned.5.AllolherdimensionsaretobewithinAFJ'o//-g/.A""enopc'TAeaoclALrroPCCOtrgIDENT.ko.tSIV.NO.tSWG.NO.IREV79986'42BCD-NMP-0031N0958-2900sttggTIofIMINIATURETENSILESPECIMENFORNINEMILEPOINTUNITi(CAPSULEAANDCRE-ENCAPSULATION)CAT.Is~sotroauo~Irrs4

'V'\)ll'~Gwa0 4DI/32X450CHAMTYPA~<<~~I/16CUT0.255I.D.g+I/32IE0.005toO.OIOClearancewithactual10oftensilelubeII0.44410.Ref.)ALLDIMENSIONSAREININCHESSource.GeneralElectric0rowingNo.I07C3?97DRAY/INGAPPROVEDBY:1.DSIGNREVIEWBOARDDATE<tu!X2.TAsKCDDRDABKLEADERMl:~43.OAMANAGER>@8NOTE:ronRracAseevoAc>>4.vCAT,A04F07ROAR0'ltd0$43Aeep,~uP/X/TC.As/&~'e/2SliII/WeeolecvAeep.RACCIAAeep,SIGNATUREDIVDATE/354/iA/sbPRAFTIRCAA00,R<bI0KOIITetephene(6t4)4246424SIZCCDDCIDENT.ND.C79986DIV.ND.DWO.ND..442BCD-NMP-004scAcc5":IACCT.,N0938-2900sNccTIofICONVENTIONALTENSILESPECIMENFILLERSLEEVERcv.~A 30aea6942=-=Spocer/lc/usup~c(rccarcc~crcrA~o.sooD.aaaID0.250c0032Df/t6f00.025Oeprance0.25005000Note2.I25~PI-'r"III"'.5000125Spacer0380q0.500tu00O.I09Clearance20000125xasCham/0.025Cleoroncer2.1650IppggoQvQlh~eA~gfeQQf8lttOOCtearance*aoos029000.936(0.015Min.0836(Clearance~c0ru0co0rdu00ccracrrIora00IIIIIIIII340c00022.082'8oto1.990(.893rpplp0I.878I701.80Ii.eee-40.0830a.0840016721.770.250IIc2'65'-okoIIIIIIIIIIII1IIIIIIIIO'.a.3278ooI.3120.090<21a.o.olo)OD.I199~0.2570fco.oos0030000.0322250--2.314--+0.028SEE2314NOTE4SEEDRAWiNG00312.865Max,SEEORawiNGooaDRAWINGAPPROVEDBY:1.OE6lGMREVtEWBOARDDATEKXTE~,M~'YCK2.TASKCOORD.ASKLEADER3.QAMANAGER~J~hebasket.015clearancethepressureacketsandsfollows:einternalIktillwithatatmosphecicsingmasswableleakageare1.0'byNOTES:l.Theoutsidedimensionsoicontentshaveacninimumfordisassembly.2.CharpyV.notchshouldfac~vesselwall.3.Charpypackets,meltwiretensiletubesaresealeda3-1.Exhaustairtoreducpressureto1tort.8weldinggradeNeliupressureandseal.3-2.Verifyleaktightnessspectrometer.Theapislp-satmcc/min.4.Fourplugsfoctensilelube0.434S0.002diameter.SIGNATURED(VonAWNavACCOI'gnaa'zDATE",,-BattelteColumbustcbornorles505Kurt(AvenueColumbus.One432012693Tetentene(614)4246424CAPSULEC-ASSEMBLYDRAWINGFORNINEMILEPOINTUNIT1(RE-ENCAPSULATION)SCZECODECDENT.NO.Dtv.NO.DWP.NO.ALLDIMENSIONSAREININCHES-c((0ap08-ccc,r~1~Acrevu0~~cccNOTE:FORRctpasEavPAPcrcv>noccczAcco.sl'ccIALccu/i<("cREV.C79986-<<ZBCD-NMP-OO5}sspnmI":I"Aopr.N0938-2900sNEETIp(II11 c~Qt.~eCfg(~f":iI DDReconstitutedWeldUnirradiatedBaseReconstituted8aseTensileTubesSPACERMeltWiresAdvancedDosimetryIBOEDKAEDLAEDMAEJTAJAEAJAMAZBONCOINC21NC02NC22NC03NC23CBOE1JAE1JBE1KAI)E1KBEASAEASBSPACERT01(ease)PLUG3(esse)4(ease)PLU'PLUG7(Weld)8(Weld)598F588FCAdvancedDosimetrySeeNote1J2CATf1SO8(SOJ1LAJ1MANC04)fZOOBCOONC24NCOSE42AT(COOBCSO,:E1MA'fE1UAIT02(esse)T2159(8222)(8222)(Weld)610(ease)(Weld)580F558FJ1PAJ1TAJ1JANC25NC06NC26E3TAE7EASeeNote1J2CPLUGPLUG536FNOTASCALEDRAWING0zts0BY:1.Qg@gfAEVIEWBOARDDATE2L(~gc2,~COOAOASKLEADEA~i~cs.~ANAG('n~SPAZ/xseb..~y4NOTE:sent~..scovOAoN(vNOTEtl.AllreconstitutedspecimenwerepreparedfrombrokenweldorbasemetalppecimensexcepltorJ2CAandJ2CB..ThesespecimenswerepreparedfromtheweldandbasemetalportionofabrokenHA2specimen,J2C.~I2.Theadvanceddosimetrytebesmustbeinstalledsothatthefirstcharacter(C)inthetubeIdentificationisatthe(owe'stelevationasshowninthedrawing.3.Thecapsulemustbeassersbledexactlyasspecitiedduetoneutronicndotherdesignconsiderations.SIGNATUREDIVDRAWNav~//Z5~*y2/)AttnI/DATE>/I>//'b</cdM/gryGft-QCu4IA/gsirf(tC"".".'"-Battelle6(5KingAvenueCorumbuLOhio4320)2693Telephone(6)4)4246424trro/ccvAttp,srzccoostogrrr.No.Olv.No.owo.rKx799862BCDNMP0061ColumbuslsborrroIN2CAPSULEC'-'MECHANICALBEHAVIORSPECIMENINVENTORYDRAWINGFORNINEMILEPOINTUNIT1(RE-ENCAPSULATION)REV.cA'I,I~II22rouu0'~2'223CCIALAttn,2/2/~N0938-2900srtggTIofIII1 P0Aa~,~r/V44.I,>>'Rg-l1vI APPENDIXBAS-BUILTPHOTOGRAPHSFORCAPSULESA'NDC' eh,~11g1jfIIiy

.~pa"~j.~~ZR~-,.tP~,pt+:aat~'$cat'aifta~I"~ggMwmAIa~Per~iIt'Ij>pCAPSULE~.aaItytaliYf..A'Itc.)..CI'PSV!Lst'IGURE1.CAPSULEA'HARPYSPECIMENS El)

FIGURE2.CAPSULEA'HARPYSPECIMENSB-3 1I,I~g'k FIGURE3.CAPSULEA'ENSILESPECIMENSB-4 0r FIGURE4.CAPSULEA'EMPERATUREMONITORSB-5 I!

FIGURE5.CAPSULEC'HARPYSPECIMENS

%~iN1~p>

FIGURE6.CAPSULEC'HARPYSPECIMENSB-7 Wag~11 FIGURE7.CAPSULEC'ENSILESPECIMENSB-8

,pr<bA FIGURE8.CAPSULEC'EMPERATUREMONITORSB-9

APPENDIXCDOSIMETRYDESCRIPTIONFORCAPSULESA'NDC'

TABLE1ADVANCEDDOSIMETRYPROVIDEDBYMETROLOGYCONTROLCORPORATION(MC~)Radiometric(RM)FluxMonitorsa.6setsofnon-fissionableGdcoveredRMs;eachsetconsistsofoneeachof:Fe,Ni,Cu,TiandCo/Almetalwires.b.6setsofnon-fissionable"bare"RMs;eachsetconsistsofoneeachof:FeandCo/Almetalwires.c.2setsoffissionable,vanadiumencapsulated,GdcoveredRMs;eachsetconsistsofoneeachof:U-235,U-238andNp-237oxidewires.d.2sets,offissionable,vanadiumencapsulated,"bare"RMs;eachsetconsistsofoneeachof:U-235oxidewire.SolidStateTrackRecorder(SSTR)FluenceMonitorse.2setsofGdcoveredSSTRs;eachsetconsistsofoneeachof:U-235,U-238andNp-237,(fissiondepositsonsolidstatetrackrecorderbackingmaterialwithmicaSSTRs).2setsof"bare"SSTRs;eachsetconsistsofoneeachof:U-235,(fissiondepositwithmicaSSTR).HeliumAccumulationFluenceMonitors(HAFM/g.6setsofnon-fissionable,GdcoveredHAFMs;eachsetconsistsofoneeachofBe(pieceswrappedinAl)*,Cu,Co/Al(orAl),NiandFemetal"wires.h.6setsofnon-fissionable,"bare"HAFMs;eachsetconsistsofoneeachofBe(pieceswrappedinAl),Cu,Co/Al(orAl),NiandFemetalwires.ThermalMonitorsTMs)i.2setsofmeltwire(MW)TMs;eachMW-TMsetconsistsoffivemeltwires,eachofwhichiscontainedinaquartzcapsule.*MaterialwillbeintheformofoneormoresmallpiecesofBemetal,wrappedinaluminumwithanomialeffectivepackagediameterof-20to40milsandlengthoflessthan0.25".C-2 kt4 TABLE1(Cont'd)SolidStateTrackRecorder(SSTR)-THsj.2setsofTMs;eachsetconsistsof3quartzand2micapre-irradiatedSSTRswrappedinAl.EachsetplacedinaGdcover(withotherdosimeters)inaSSdosimetrycapsule.OosimetrCasuleFabricationk.6bareand12Gadolimiumlinedstainlesssteelholderswereloadedandassembled.1.TheSScapsuleswereback-filledwithhighpurity(dry)Argon**priortoweldingandweresubsequentlyleakcheckedbyimmersioninnearboilingwater(thathasbeenboiledtoremoveairbubbles).X-Raysoftheloadedholderswerealsotaken.QAandOocumentationm.AQAdatapackageincludingthe"as-built"descriptionanddocumentationofalldosimetersandencapsulationcontainersisprovidedintheAppendices.**Heliumwasnotusedbecauseitcouldadversely(byabsorptionordiffusion)biastheinterpretationoftheHAFHmonitorresults.C-3

TABLE2NINEMILEPOINTUNIT-1OOSIMETRYMATERIALS(TotalWeightIncudingDosimetry,Backing,andEncapsuationMaterials)Material'238-U237-Np235-UAlBeCoFeGdNiStainlessSteelQuartz"A"CapsuleSeriesWt(Grams)0.0070.0060.002&.610.0200.00020.381.03<<771.590.160.06-8.7<<4.7"C"CapsuleSeriesWt(Grams)0.0070.0060.003M.590.0130.00020.371.00<<7.71.560.150.06-8.7<<4.7C-4

TABLCAPSULELOADINGSEQUENCE"A"SERIES(-14EFPYEXPOSURE)(FROMBOTTOMOFSSORGdCAPSULE)LoadedSSCasuleAlWraedDosimetersLocationTopMidAG1AAG1BAB1AG2AAG2Bia.In.0.2530.2540.2560.2570.253entn.0.8290.8340.8300.8320.8302.90252.9723'.77892.95523.0509RIH1H2(R2)R3H3785RMHAFMFeGrad.HAFMRMRMHAFMSSTR0.1650.1800.0.1750.1900.1750.3680.3800.3940.3750.358FeGrad.Tyy>e0>a.emntht.m251.82231.65256.42287.55255.85AB2BottomAG3AAG3BAB30.2530.2540.2530.2560.8290.8340.8340.8341.91252.89473.00171.7750AH45R4R5H5H6ST-THAFMSSTRRMRMHAFMFeGrad.HAFM0.1800.1950.1800.1750.3760.0120.3720.3550.1770.368250.83225.8248.5258.251Nodosimetermaterialsarecloserthan0.10"fromouterSScapsuletop.Thereforethetopcanbepartedoffupto0.10fromtop.Caremustbe'takenthatnoburrsexistnortheopenendswagedastheinnercapsulesmaynotshakeout.2)ItisrecommendedtheGdcapsulesactuallybecrackedopen(i.e.,use"nutcracker"onlowerendofcapsule)thereasonforthisisthatseveralofthedosimeterpacketsarequiteatightfitandpossiblywouldbedamagedintheattempttopullthemoutofthecapsuleortocutopenthebottomandpushthemout.3)NoAlmaterialshouldbediscardedwithoutcloseobservationastowhetheritissimplyspacermaterialofwrappeddosimetermaterial.FegradientsarewrappedindividuallyandthoughmarkedFecouldbemistakenforspacermaterial.BothbarespectralCo/AlandFe/235-UarewrappedinAlandareunmarkedandcouldthereforebemistakenforspacermaterial.

TABLE4TASK/ID:85-WHSC-9010Task1/NineNilePointUnit1SSCapsuleNumber:AG1ARHSetID:R1HAFHSetID:SSTRID:SSTR-THID:Cover:Gd81Location:SetIDHaterialAG1AGdII1R1PurchaseOrderNumberBatchNumberHaterialDeserttIon~Wt.msStainessteeOuterCasuleGdInnerCasuleTiSacerSampleIDElemental~tom.CommentsBottomBottomFeNiCuCo/Al0744819047.190464445126/17944SERo2CPI3054Cat614Scar26~eufoldedwire2~Ufoldedwire~Ufoldedwire~Utl-foldedwireut-foldedwireTiSacerAlShimSacerGdInnerCasuleAlShimSacerargeeeatSinkSacer53.43647.96761.99438.2669.259251.820.165"OD99.999X99.999K99.999K99.917K0.506KX0'68"OLAlWraedSpectralSetAlWraedToSSOuterCasule2902.480.253"ODX0.830"OLTo

TABLE5TASK/ID:85-WHSC-9010Task1/NineMilePointUnit1SSCapsuleNumber:AG18RHSetIO:HRFHSetIO:HISSTRIO:SSTR-THID:Cover:GdFIOLocetIon:~ToSetIDAG1BGd810H1MaterialBePurchaseOrderNumberRIBatchMaterialGooberDescr1tIon~Ht.,msStainessteelOuterCasuleGdInnerCasuleTiSacerRI-7*3MetalPcsAlWraed4.25SampleIDNM-BE-1Elemental~Com.ComnentsBottomBottomFeRlRI-RI-4*RI-11A*.8'ngleFoldWire~~sm~ngeFoldWire62.695125.384rappeHAFMSetCu19047EDL-CPI3054FoldWirenge33.18799.999KAl190450-ngeSERoll2FoldWireTiSacer9.301231.250.180"OD99.999KX0.380"OLFeoRxLot11.03'taDiskAlShimSacerGdInnerCasuleAlShimSacer82.2692.772KAlWrappedGradientTo*BatchNo.givenbyRIforBoronanalysis.LargeTeleatSinkSacerSSOuterCasule2972.300.254"00X0.834"OLTo et TABLE6TASK/ID:85-WHSC-9010Task1/NineMilePointUnit1SSCapsuleNumber:AB1RHSet10:R2HAFHSetID:H2SSTR10:SSTR-THID:Cover:BareLocatton:~ToSetIDMaterialAB1H-2PurchaseOrderNumberBatchMaterialNumberDeserttton~Nt.maStainessteeOuterCasuleTiSacerSampleIDElemental~Com.CommentsBottomBeRIRI-7*3MetalPcsAlWraed2.75NM-BE-3FeCuRIRl19047RI-4*Rl-11A*EL-CPI-3054.8ingleFoldWireSngeFoldWire"SngeFoldWire64.514124.70430.00899.999KAlrappedHAFMSetR2AlFe19045RxLot11etaDiskodE-90.X."SngeSeRoll2FoldWireTiSacer9.068256.420.178"OD82.6699.999KX0.394"OL99.772KAlWraedCo/Al69-89-0885SRM9539.095AlSacerShimargeTeeatSinkSacerSSOuterCasule1778.900.256OD0.116KAlWraedX0.830OLTo*BatchNo.givenbyRIforBoronanalysis.

TASK/ID:85-WHSC-9010Task1/NineMilePointSSCapsuleNumber:AG2ARMSetID:R3HAFMSetID:TABLE7SSTRID:SSTR-TMIO:Cover:GdI2Location:HidSetinAG2AGd82R-3MaterialFeNiCuCo/Al235-U238-U237-NPurchaseOrderNumber07448190471904644451887057701488705BatchNumber26/17944SERollCPI3054Cat614SCBar2264CES-Z24HP-UOescritionStainessteeOuterCasuleGdInnerCasuleTiSacerut-FoldedWireX.90"VCasule1Casule5.'CasuleMaterial~Mt.ma49.14946.01160.33039.6029.9981.9037.5616.612SampleIDElemental~Com.99.999%99.999%99.999%99.917%0.506%87.97%87.25%88.3%CommentsBottomBottomArappedRMSectralSetSeries4Series8Series6TiSacerAlShimSacerGdInnerCasuleAl'ShimSacer287.550.19"ODX0.375"OLTo

TASK/ID:854HSC-9010Task1/NineHilePointSSCapsuleNumber:AG2ATABLE7(CONTtD)RHSetID:R-3HAFHSetID:SSTRID:SSTR-THID:Cover:Gd82Location:HidSetIDHaterialPurchaseOrderNumberBatchNumberDescritionLargeeeatSinkSacerSSOuterCasuleHaterial~Wt.me2955.22SampleID0.257"ODElemental~Cem.X0.832"OLToComments

TASK/ID:85-WHSC-9010Task1/NineMilePointSSCapsuleNumber:AG2BTABLE8RHSetID:HAFHSetIO:H3SSTRID:~785SSTR-THIO:Cover:Gdd3Locatltoo:MidSetIDAG28Gd83H-3MaterialPurchaseOrderNumberBatchNumberDescritionStainessteeOuterCasuleGdInnerCasuleTiSacerMaterial~Wt.maSampleIDElemental~Com.CommentsBottomBottomBeFeRIRIRI-7*Rl-4*3MetalPcsAlWraed.0.'ngeFoldWire3.32NM-BE-862.351AlrappedHAFMSetNiCuMica237-NMica238-UMica235-URI19047190454909649096RI-11A*CPI-3054.8ingeFoldWirengeFoldWireED-95.'ngeSeRoll2FoldWireTiSacerHuscoviteSSTRLabelDown24HPOeositLabelDownMuscoviteSSTRLabelDownES-ZDeositLabelUHuscoviteSSTRLabelDown314AOeositLabelDown123.88931.8688.945~255.850.175"0Table12203Table12229Table1221799.999K99.999KX0.358"OLAlWraedTRAlWraedSSTRAlWraed*BatchNo.givenbyRIforBoronanalysis.

TASK/ID:85-WHSC-9010Task1/NineMilePointTABLE8(CONT'D)SSCapsuleNumber:AG28RHSetID:HAFHSetID:H3SSTRID:7,8,5SSTR-THID:Cover:Gdf3Location:MidSetIDMaterialFePurchaseOrderNumberBatchNumberDescrition0.16xLot11DiskAlShimSacerGdInnerCasuleAlShimSacerLargeTeldeatSinkSacerHaterial~ltt.me81.38SampleIDElemental~Cem.99.772KCommentsAltfvrappeGradientSSOuterCasule3050.880.253"ODX0.830"OLTo 0

TABLE9TASK/10:85-WHSC-9010Task1/NineMilePointUnit1SSCapsuleNumber:AB2RNSetIO:R4HAFNSetID:H4SSTRID:5SSTR-TNID:AB2Cover:BareLooattoo.rSetIDMaterialAB2PurchaseOrderNumberBatchNumberMaterialOescritioo~Wt.msStainessteeOuterCasuleSampleIDElemental~Com.CommentsBottomAB2Micauartz238-UuartzuartzMica238-UMicaMicauscoviteSupersilES-ZSupersilSuersil1uscoviteES-Z'luscovitetuscoviteSacerLabelULabelULabelDownLabelULabelDownLabelULabelDownLabelUTiSacer13Table122301213Table1223312AlWraed-TMonitorsBeRIRI-7*3PcsMetalAlWraed3.09NH-BE-2FeNiCuRIRIRI-11A*RI-4*HEDL19047CPI30540.30'X.87'ingleFoldWireangleFoldWire>ngeFoldWire62.333120.15730.84499.999ÃAWrappedHAFHSet*BatchNo.givenbyRlforBoronanalysis.

0 TABLE9(Cont'd)TASK/ID:85-WHSC-9010Task1/NineHilePointUnit1SSCapsuleNumber:AB2RHSetID:R4HAFHSetID:H4SSTRID:5SSTR-THID:AB2Cover:BareLocation:HidSetIDHaterialAlSERoll119045PurchaseOrder(BatchNumber)Number(NH)ii904Descrition)*0..Sin-leFoldWireTiSacerHaterial~Wt.me8.783SampleID250.830.180"ODElemental~Com.99.999KX0.376"OLCommentsAlWrappereHAFHSetHica1uscoviteSSTRLabelDownTable12AlWraedR4235-UFe235-UCo/Al490968820569-89-0885314AxLot11264CSRR953DeositLabelU.164"X0.031'taDisk.035.90VCasuleFoWireAlShimSacerargeeeatSinkSacer81.91.2079.12321499.772KAlWraedSeries20.116KAlWraedSSOuterCasule1912.450.253"ODX0.829"OLTo

TABLE10TASK/ID:85-WHSC-9010Task1/NineHilePointUnit1SSCapsuleNumber:AG3ARHSetID:R5-HAFHSetID:SSTRID:SSTR-THID:Cover:Gd84Location:BottomSetIDHaterialAG3AGd83R5PurchaseOrderNumberBatchNumberOesorttionStateessteeOuterCasuleGdInnerCasuleTiSacerAtuHaterial~Nt.,msSampleIDElemental~Com.CommentsBottomBottomFeCuCo/Al0744819047190464445126/17944SeRollCPI3054Cat614ScBar26FoldedWireut-FoldedWire~UFoldedWire~\t~uFoldedWireuFoldedWireTiSacerAlShimSacerGdInnerCasuleAlShimSacer54.73546.35162.06041.2329.933225.80.180"OD99.999K99.999K99.999K99.917K0.506KX0.372"OLrappeSectralSet.AlWraedToargeeeatSinkSacerSSOuterCasule2894.730.254"ODX0.834"OLTo

TABLE11TASK/ID:85-WHSC-9010Task1/NineMilePointUnit1SSCapsuleNumber:AG3BRMSetID:HAFHSetID:H5SSTRID:SSTR-THID:Cover:Gd$14Location:BottomSetIDAG3BGd814H5MaterialBePurchaseOrderNumberRIRlBatchNumberRI-7*RI-4*.0.SingleFoldWire63.053HaterialDecentt1on~Mt.meStainessteeOuterCasuleGdInnerCasuleTiSacer3PcsMetalAlWraed3.55SampleIDNH-BE12Elemental~Com.CommentsBottomBottomArappeHAFHSetCuAlFeRI1904719045RI-11A*L-CPI3054-9SeRollRxLot11ngeFoldWirengeFoldWirengeFoldWireTiSaceretaDiskAlShimSacerGdInnerContainerAlShimSacerargeeeatSinkSacer129.57437.8339.166248.581.490.175"099.999K99.999KX0.355"OL99.772KArappedFeGradientTo*BatchNo.givenbyRIforBoronanalysis.SSOuterCasule3001.650.253"00X0.834"00 I1 TABLE12TASK/ID:85-WHSC-9010TASK1/NineHilePointUnit1SSCapsuleNumber:AB3RHSetID:R6HAFHSetID:H6SSTRID:SSTR-THID:Cover:BareLocation:BottomSetIDHaterialAB3H6BeFeCuPurchaseOrderNumberR2R2R219047BatchNumberRI-7*RI-11A"RI-4*EL-CPI-3054DescritionStainessteeOuterCasuleTiSacer3HetalPcsAlWraedingleFoldWiresngeFoldWirengeFoldWireHaterial~Mt.ms2.9462.815126.89631.886SampleIDNH-BE-9Elemental~Com.99.999KCommentsBottomArappeHAFHSetAlFeCo/Al1904569-89-0885SERollxLot11SRH953>ngeFoldWireTiSaceretaDiskWireAlShimSacerLargeedeatSinkSacerSSOuterCasule9.016258.2581.328.8631775.0599.999K0.177"00X0.368"OL99.772K0.116K0.256"00X0.834"OLAlWraedAlWraedTo*BatchNo.givenbyRIforBoronanalysis.

TABLE13SOLIDSTATETRACKRECORDERS(SSTR)(")SSCAPSULEIDAB2235-UANO.(pg)ID2140.7021238-U237-NDEITMADEPOIATNO.(pg)IDNO.(pg)IDAB2BCG2BCB221720322210.44752161-21822923291.19343.7162032.0442023.917SOLIDSTATETRACKRECORDERTEMPERATUREMONITORS(SSTR-TM)(")CB222523.3922612.09238-USSCAPSULEDOSITDEPOSITMASlOK.AB223033.4523368.53TMATERIAL/I0quartz/13Mica/13quartz/23Mica/231)Alldepositsaremadeon0.168"Nibackingandhaveadepositdiameterof0.136".TheestimateduncertaintiesassociatedwiththeSSTRmassvaluesarewithin+5%(1a).C-18

HAFMDOSIMETTSSSCapsuleIDAG1BAB1AG2BAB2AG3BAB3CG1BCB1CG2BCB2CG3BAlCapsuleIDH-1H-2H-3H-5H-7H-8H-9H-10H-11Be(12)LotRI-7~m4.252.753.323.093.552.942.252.022.161.902.32125.384124.704123.889120.157129.574126.896121.639120.04162.69564.51462.35162.33363.05362.81561.93860.452114.98258.747119.61559.479121.07761.289Ni(2,3)Fe(2,3)LotRI-4LotRI-11A~mmCu(23)LotHEDL-3054m33.18930.00831.86830.84437.83331.88630.74330.59728.79533.12330.358Al(2,3)LotHEDL-19045m9.3019.0688.9458.783.9.1669.0168.7088.4548.4308.4958.594CB3H-122.13120.43961.10930.8488.535WireDiameterBContent(ppm)8.9.0.04"0.0040.03"0.00460.02"<0.00020.02"0.0751)EachBesampleconsistsof3smallpiecesofmetalweighedandwrappedinasingleAlfoilpackagebyRI.2)gAanalysisforBoroncontentofthevariousHAFMmaterialsmaybefoundinNUREG3746Vol.1-HEDL-TME84-20,Semi-AnnualProressReort,October83-March84,(November1984)pp.RI1throughRI9,3)Allwiresaresinglefoldedwithtotallengthof&.87".

TABLE15QUARTZENCAPSULATEDMELTWIRE(MW)TEMPERATUREMONITORS(TM)~CasuleMeltTemp.oFWireDia.(in.).WireLength(in.WireWt.~(m)QuartzDia.QuartzLength(in.)(in.536558580588.5985365585805885980.0300.0900.0840.0840.0830.0300.0900.0840.0840.0830.50.50.50.50.50.50.50.50.50.5172.5563.0505.2497.0524.0174.0541.6509.6525.2502;00.235,0.2350.2350.2350.2350.2350.2350.2350.2350.2351.3871.4301.6201.9902.0671.1991.3121.6861.8782.135

TABLE16CAPSULELOADINGSEQUENCE"C"SERIES(-24EFPYEXPOSURE)(FromBottomofSSorGdCapsule)AlCapsule-"IalTopHidCG1ACG18CB1CG2ACG2B0.254'.2520.2550.2550.2540.8320.8320.8310.8360.8302.87532.98471.76882.95983.9016R7H7H8R8R9H9785RMHAFMFeGrad.MAFHRHRHSSTR-THHAFHSSTR0.1800.1800.1800.1800.1800.3870.3620.3680.3800.357233.35255.28247.25280.9234.1BottomCB2CG3ACG3BCB30.2540.8330.2550.8330.255-0.8361.06172.86871.7624CB2H105R10R11H11H12R12FeGrad.SSTR-THHAFHSSTRRHRHHAFHFeGrad.HAFHRH0.1780.1930.1800.1750.1800.3800.0140.3920.3410.372248.23222.0249.35245.55oosmetermaterasarecloserthan0.10"fromouterSScapsuletop.Therefore,thetopcanbepartedoffupto0.10"fromtop.Caremustbetakenthatnoburrsexistnortheopenendswagedortheinnercapsulesmaynotshakeout.2)ItisrecommendedtheGdcapsulesactuallybecrackedopen(i.e.,use"nutcracker"onlowerendofcapsule).Thereasonforthisisthatseveralofthedosimeterpocketsarequiteatightfitandpossiblywouldbedamagedintheattempttopullthemoutofthecapsuleortocutopenthebottomandpushthemout.3)NoAlmaterialshouldbediscardedwithoutcloseobservationastowhetheritissimplyspacermaterialorwrappeddosimetrymaterial.Fegradientsarewrappedindividuallyandthoughmarked,Fecouldbemistakenforspacermaterial.BothbarespectralCo/AlandFe235-Uarewrapped'nAlandareunmarkedandcouldthereforebemistakenforspacermaterial.

TABLE17TASK/ID:85-WHSC-9010Task1/NineMilePointUnit1SSCapsuleNumber:CG1ARNSetID:RTNAFMSetID:SSTRID:SSTR-TMID:Cover:Gd55LocatIon:~ToSetIDCG1AGD85RjMaterialPurchaseOrderNumberBatchMaterialNumberDescrdtIon~Wt.msStainessteeOuterCasuleGdInnerCasuleTiSacerSampleIDElemental~Com.CommentsBottomBottomFeNiCuCo/Al07448so1sl19047190464445126/17944SfRollCPI3054Cat614ScBar2ut-FoldedWire.02"X-1.5ult-FoldedWire~utFoldedWire2'X>>.Ultl-FoldedWire.2'-.ut-FoldedWire51.21645.72760.12734.0879.37499.999K99.999%99.999K99.917KArappeSectralSet0.506KAlWraedTiSacerAlSacerShimGdCasuleaAlSacerShimLargeTeldeatSinkSacer233.350.180"ODX0.387"OLToSSOuterCasule2875.250.254"ODX0.8330LTo 00 TABLE18TASK/ID:85-WHSC-9010Task1/NineHilePointUnit1SSCapsuleNumber:CG1BRHSetID:HAFHSet10:H-ISSTRIO:SSTR-THIO:Cover:GdF12Locatson:~ToSetIDHaterialCG18Gd12H7PurchaseOrderNumberBatchHaterialNumberOescrstson~Nt.msStasnessteeOuterCasuleGdInnerCasule'iSacerSampleIOElemental~Com.CommentsBottomBottomBeNiFeRIRIRlRI-7*RI-4RI-11A*etarappeinAlsngeFoldWire.3.ngeFoldWire2.25NH-BE-7121.63961.938rappeHAFHSetCuAl1904719045ngeFoldWireSERollCPI3054FoldWireDL-0.."snge30;74330.59799.999K99.999KTiSacer255.200.180"ODX0.362"OLxLot11.16'X.1'taDiskAlShimSacerGdInnerCasuleAlShimSacerargeeeatSinkSacer80.5999.772KArappeGradientTo*BatchNo.givenbyRIforBoronanalysis.SSOuterCasule2984.720.252"ODX0.833"OLTo f9 TABLE19TASK/ID:85-WHSC-9010Task1/NineMilePointUnit1SSCapsuleNumber:CB1RHSetID:~RBHAFHSetID:H-8SSTRID:SSTR-THID:Cover:BareLocatton:~ToSetIOH-8MaterialPurchaseOrderNumberBatchNumber~baser)t3onSSOuterCasuleTiSacerHater1al~Wt.msSampleIDElemental~tom.CommentsBeNiFeCuRIRIRI19047RI-7*RI-4*RI-11A*otCPI-3054.040.8SingleFoldWire.8SngeFoldWire120;04160.452ngeFoldWire30.5973PcsMetalAlWraed2.02NM-BE-11AWrappedHAFHSetRBAlFeCo/Al1904569-89-0885LotHEOL-190SERoll1xLot11SRH9534.2.in-leFoldWireTiSacer.6.1etaDisklngeFoldWireAlShimSacerargeT>eeatSinkSacer8.454247.2581.008.5620.180"ODX0.368"OL99.772K0.116KInividuayAlWraedRHnmaredOuterapsueTa1768.790.255"ODX0.831"OL"BatchNo.givenbyRIforBoronanalysis.

TABLE20TASK/ID:85-WHSC-9010Task1/NineMilePointUnit1SSCapsuleNumber:CG2ARMSetID:R9HAFMSetID:SSTRID:SSTR-TMID:Cover:GdIGLocatton:WidSetIDMaterialCG2AGd86R-9PurchaseOrderNumberBatchMaterialWomberOescrttton~Wt.msStainessteelOuterCasuleGdInnerCasuleTiSacerSampleIDElemental~Com.CommentsBottomBottomFeNiCu07448190471904626/17944SERollCPI3054Cat614~U't1-FoldedWire~UFoldedWireseu'tFoldedWirev~uFoldedWire47.15544.98460.01333.71799.999K99.999K99.999K99.917KArappeSectralSetCo/Al44451SCBar2uti-FoldedWire8.5830.506KAlWraed235-U238-U237-N887057701488705264CES-Z24HP-UCasule0..5VCasuleCasuleTiSacerAlShimSacerGdInnerCasule1.7757.5526.555280.90.180"ODX87.97K87.75K88.3X0.380"OLSeries3SeriesBSeries6To 4'h.li TABLE20(Cont'd)TASK/ID:85-WHSC-9010Task1/NineMilePointUnit1SSCapsuleNumber:CG2A'RHSetID:RDHAFHSetIDSSTRID:SSTR-THID:Cover:Gd96Location:HidSetIOMaterialPurchaseOrderNumberBatchNumber~DeecritionAlShimSacerargeeeatSinkSacerSSOuterCasuleMaterial~Mt.,me2959.85SampleID0.255"ODXElemental~Com.0.836"OLToComments

TASK/ID:85-WHSC-9010Task1/NineMilePointSSCapsuleNumber:CG28RHSetID:HAFHSetID:H-9TABLE21SSTRID:~7G.SSSTR-TMID:Cover:Gdd7LocatIoo:MIdSetIDMaterialCG2BGd87H9PurchaseOrderNumberBatchNumberDescritionStainessteeOuterCasuleGdInnerCasuleTiSacerHater)al~Wt.maSampleIDElemental~Com.CommentsBottomBottomBeNiFeCu-AlRIRIRI1904719045RI-7*RI-4*RI-11A*0-CPI3054EO-SERoll13PcsMetalAlWraedngeFoldWire-.8ngeFoldWirengeFoldWirengeFoldWire2.16NH-BE-6114.98258.74728.7958.43099.999K99.999KArappedHAFHSetTiSacer234.10.180"ODX0.357"OLMica237-NMica238-UMica235-U4909649096MuscoviteSSTRLabelDown24HPDeositLabelUHuscoviteSSTRLabel.Down2718DeositLabelUMuscoviteSSTRLabelDown314ADeositLabelUeeTabe20Table12202eeae20Table12232eeae20Table12221ArappedSSTRrappeSSTRArappedSSTR*BatchNo.givenbyRIforBoronanalysis.

I' TABLE21(Conttd)TASK/ID:85-WHSC-9010Task1/NineHilePointUnit1SSCapsuleNumber:CG2BRHSetID:HAFHSetID:H-9SSTRID:~785SSTR-THID:vCover:GDd7Locattoo:MtdR9FeSetIDHaterialPurchaseOrderNumberBatchNumberDescrition0.16.etalxLot11DiskAlShimSacerIGdInnerCasuleHaterial~Mt.ma81.21SampleIDElemental~Com.99.772KCommentsAlWrappedGradientToOI00AlShimSacerLarge1eeatSinkSacerSSOuterCasule3061.690.254"ODX0.829"OLTo

~a TABLE22TASK/ID:85-WHSC-9010Task1/NineMilePointUnit1SSCapsuleNumber:CB2RHSetID:'R1DWRFHSetID:111DSSTRID:5SSTR-THID:CB2Cover:BareLocation:HidSetIDMaterialCB2PurchaseOrderNumberBatchMaterialDumberDescrition~Wt.msStainessteeOuterCasuleSampleIDElemental~Com.CommentsBottomCB2H10Hicauartz3238-UuartzuartzMica238-UMicaMicaBeRIuscoviteSupersilESZSupersilSupersiluscoviteESZuscoviteuscoviteRl7*SacerLabelDownLabelULabelDownLabelULabelDownLabelULabelDownLabelUTiSacercsetarappedInAlTable122251213Table12226121.90NM-BE-10AlrappedSSTR-THontorsFeNiCuRIRl19047RI-11A*RI-4*>ngeFoldWire.0.>ngeFoldWireHEOL05*;20in-CPI3054leFoldWire59.479119.61533.12399.999AlWraedHAFSet

TABLE22(Cont'd)TASK/ID:85-WHSC-9010Task1/NineHilePointUnit1SSCapsuleNumber:CB2RNSetID:R10HAFNSetID:HIOSSTRID:5SSTR-TNID:CB2Cover:BareLocation:NidSetIDHaterialAlPurchaseOrderBatchNumberNumbercallwSERoll119045Descrition*0.0.ingleFoldWireHaterial~Wt.,ma8.495SampleIDElemental~Com.99.999KComments5HicaSSTR235-U49096314ATiSacerSSTRLabelDownDeositLabelU248.23Table120.118"ODX0.380"OL216AlWraedTRSetR10Fe235-U88705RxLot11264C0.16X.031etaDiskoCasule81.731.18787.97KAlWraedPacageSeries5Co/Al69-89-0885SRH953odWireAlShimSacer8.1580.116KAlWraedargeeeatSinkSacerSSOuterCasule1901.650.254"ODX0.833"OLTo*BatchNo.givenbyRlforBoronanalysis.

TABLE23TASK/ID:85-WHSC-9010Task1/Nine-MilePointUnit1SSCapsuleNumber:CG3ARNSetID:R11HAFNSetIO:SSTRID:SSTR-TNIO:Cover:GdIOLocation:BottomSetIDCG3AGd89R11MaterialFeCuCo/AlPurchaseOrderNumber07448190471904644451BatchNumber26/17944SeRollCPI3054Cat614SCBar2DescritionStainessteeOuterCasuleGdInnerCasuleTiSacerutFoldWire~UFoldWire~02'~5utl-FoldWireut-FoldWire.utl"FoldWireMaterial~NI.,me52.11352.64360.40239.4139.695SampleIDElcmental~Com.99.999K99.999K99.999K99.917K0.506KCommentsBottomBottomArappeSectralSetAlWraedTiSacerAlSacerShimGdInnerCasuleAlSacerShimLargeTieldeatSinkSacerSSOuterCasule222.02868.720.180"ODX0.3920L0.255"ODX0.8330LToTo

TABLE24TASK/ID:85-WHSC-9010Task1/NineMilePointUnit1SSCapsuleNumber:CG3BRMSetID:HAFMSetID:H11SSTRID:SSTR-TMID:Cover:GD813Location:BottomSetIDMaterialCG3BGd13H-11BePurchaseOrderNumberRlBatchNumberRI-7*MaterialOescrtt1oo~Wt.msStainessteeOuterCasuleGdInnerCasuleTiSacer3PcsMetalAlWraed2.32SampleIDNM-BE-5Elemental~Com.CommentsBottomBottomFeNiCuAlFeRIRI1904719045Rl-11A*RI-4CPI-3054D-SeRollxLot110'ingleFoldWireX.ngeFoldWire.8'ingeFoldWiresngeFoldWireTiSacer"X.031etaDiskAlShimSacerGdInnerCasuleAlShimSacerLargeTeldeatSinkSacerSSCasule61.289121.07730.3588.594249.3581.822989.8099.999K99.999K0.175"ODX0.341"OL99.772K0.253"ODX0.830"OLArappeHAFMSetrappeGradientToTo 00 TABLE25TASK/ID:85-WHSC-9010Task1/NineHilePointUnit1SSCapsuleNumber:CB3RHSetID:R12-HAFHSetID:H12SSTRID:SSTR-THID:Cover:BareLocation:BottomSetIDCB3H-12HaterialBePurchaseOrderNumberRlBatchHaterialnumberDescrition~Wt.msStainessteeOuterCasuleTiSacerRI-7*3PCSMetalAlWraed2.13SampleIDNH-BE-4Elemental~Com.CommentsBottomFeNiCuRIRlRI-11A*RI-419047CPI3054E&.8'ingleFoldWiresngeFoldWire.00X.87'sngeFoldMirenge61.109120.43930.84899.999KrappeHAFHSetAl19045SERollFoldWire8.53599.999KFeCo/AlRxLot1169-89-0885SRH953TiSaceretaDisk.020Ž.wo-FoldMireAlSacerShimarge>eeatSinkSacer245.5581.88.7660.180"ODX0.372"OL99.772K0.116KAlWraedAlWraedSSOuterCasule1762.440.255"ODX0.836"OLTo*BatchNo.givenbyRIforBoronanalysis.

TABLE26NINEMILEPOINTUNIT1DOSIMETRYgAINFORMATIONActivationRH/HAFHDosimeterMaterialsBatch/DosimeterFormLotNo.PONo.TargetIsotopic~lentoeAbundance(at~omractson)VendorElementw/oVendorHEOLBoronDiameter~WtmorThicknessAlMWireSERoll11904527BeMetalRI7Rockwell9Co/AlHWire'RM9538909559HWireSCBar2644451591.0001.0001.0001.000Semi.Ele.NBSSigmundCohn99.9990.11650.1170.5061.488.91.230.020"D0.020"D0.020"DCUHWireCPI305419047630.6917(1)Comico-Am.99.999~30ppbCo0.0002'.020"DFeHWireHWireHDiscRI11A26/17944Rx110Rockwell560744854540.9172(30)0.058(1)0.058(1)MaterialsRes.ReactorExp.99.99999.7720.00460.0150.030"00.020"T0031stTNiHWireHWireRI4SERoll2Rockwell58II1II58HWireRx139W19046460.6827(1)0.6827(1)0.080(1)Semi.Ele.99.999ReactorExp.99.9170.0040.0150.040"D0.020"D0.020"DA)Valuesfornaturalisotopicabundancesarefrom"IsotopicCompositionoftheElements1983",Pure&Appl.Chem.",Vol.56.pp676-694(1984).Errorassignmentsinthelastdigitsofthevaluesaregiveninparenthesis[1.e.,0.9172(30)is0.9172k0.0030].B)ThesereportedBoroncontentvaluesalongwithadiscussionoftheanalyticaltechniquesmaybeformedinNUREG/CR-3746,Vol.1,HEDL-THE84-20,"LWRPressureVesselSurveillanceDosimetryImprovementProgramSemi-AnnualProgressReport,October1983-March1984,(November1984),ppRI-2/9,(1984).

TABLE26(Con't)FISSIOHABLERHtSSTROOSIHETERHATERIALBatchHirettesfeetertie.tete~Dte.Ie.Anal.ElementPOHo.Labpw/oAna)tlcalLabResultsIsotolcw/oCapsuleMalI235-U264COx)deHire0.018688705ORHL8.6887.97~0.0005HEDL-87.37IOHS~0.0037IIEOL88.00Titr.0.03499.890.029499.9010.0250.0220.0530.0430.007235-U314AOxide49096ORMLORHL9.6287.25LLNL-87.61HEOL-87.87238-U2718Oxide49096ORHL238-UES-ZOxideMire0.017577014(0.0010.03699.9400.0110.013(0.0001(0.00010.0012%0.000199.999<0;0028~0.0035~0.00394).003299.987~=0~0001(0.00010.0006(0.000199.999SSTRSSTR0.007237-Hp24HP-UOxideHire0.17324HPOxlde88705ORHL8.1488.3ORHL235<0.0005236237238239~99.999(OnlyIsotopeDetected)(0.0005<<99.99S0.003S0.003VSSTR0.007 00 APPENDIX0AS-BUILTPHOTOGRAPHSOFADVANCEDDOSIMETRYFORCAPSULESA'ndC'

rrpe~yr~'pal+Pi.r~gr~l)"l""'"'""N~l'rgj'rll-:-'.j~"-"lpl~r"'l"m~rior'BP~rSr~~~r~r*~rp,rr,r4jg~kFIGURE1.StainlessSteel.-(SS),'-'.Encapsulated.DosimetrySets.D-2 0

0.0600.1000.0300.030~FILLETWELD(TYP)SSENDCAPTiDISC(0.001THICK)WELDHEATSINKSPACERCRUMPLEDAIFOILFILLERPLUGGdCAP~~~%aC~~I'~SLIPFIT0.8300.510'r'.fP~~~~h~~t1~\DOSIMETERSPACE0.040I0.060o.ooo~~4o'~GdLINERBODY0.220ODx0.020WALLSSCONTAINERBODY0.250ODx0.010WALLSSENDCAPNOTE:ALLDIMENSIONSAREINCHESHEDL8704.034.2FIGURE2.StainlessSteelContainerandGadoliniumLinerDesign.D-3

4)

CAPSULE'C'SET'..CAPSULEASETCG1A,AG1AAGIBCB1.-CG2A'CG2BCB2P~[jjAB2CG3AAG3ACG38"AG3BCB3BEAMINTENSITYOPTIMIZEDBEAMINTENSITYOPTIMIZED'TOSHOWINDIVIDUAL~TOSHOWSSWELDSANDDOSIMETERSINTHE.SIXINDIVIDUALDOSIMETERSINGdCAPSULESTHETHREEBARE.CAPSULESHEDL8603-208FIGURE3.RadiographsofEncapsulatedDosimeters.D-4

~'1q,4.~C~I+(A~i wc:.-"~~<+ta4+~'~+4~~g~">>;'>>~4'~",...'-;'.,;,Cp4gh~'94:4'YeymFIGURE4.DosimetryCapsulesAGlA,AG2A,AG3A,CG1A,CG2AandCG3A.>leg8602722-10D-5 4I11,C414~l'SpI rr>'~y~~@PE.r~.r,PrrIV~,g,y'q4<)gf4rr'r~&C'$~,OUTERSSCAPSULE~rPPi'ger:ltfrrrrSLer>~.'+A~.,""Qgr"'.Irr~bMm5Ipr')AP,~,Pkg"ra,.4<I,~49+@"P.gal%.'>;,LI,:.'Wk<j%+e"'rP$'Ar~.y<~(<<re~~E~A4~rd.~~44~W~~~P'~k4'~'m~~~.r4k4*X2;'Vrr.r-~>>~~kf"-~rrITp<<yA+'~P,*%%%fgQrrrNQ+gg~~g~~)~Q~Qtj/fr,4)fggg'Pgrr..,,A....'.'IE,dj,.MMr@~~';';~%'--.'--~4[5)',y>~Q),,..GdI,'NNERCAPSULE,/~>@g~1Yfgr.'"I',:FAA+@yp:1t.4~~<WR-..444AhLeVp~">p,.L.A-.y~r'.'-'M+",<I<'$r.~q~'"+@'~~I~'~re!~>:<i,,':rrITOP:;)TIWELOHEATSINKp:L'kp1NR4PPEDH4lIVlSET"..,:..'ORE5.DosimetryCapsulesAGlB,AG38,CGlBandCG3B.Neg8602722-7D-6

WRAPPEDFeGRADIENT:fkga+<<p$>P'..~.*,,","~'.~I,~.4~<4~:.)~g>~Q.<P~':,",;4"~jj."i'jjlI~gj@hlgi:.:,j::::j'iWRAPPED:237-NpSSTRFi'IQt',aA'Chi~4>>X.A~wi','>>!,','::WRAPPEDHAFMSET>';;ij'j-,'t->',"Q'-~:,!~~~DosimetryCapsulesAG28andCG2B.Neg8602722-8D-7 4~Llg'I*a6l,6!i~~a~~t$1 a.<~>~>>h%i9ap4.<<$)'4Wv:$w~<<%~p@yijg,+p$p$+y'r,++/i,g'PQg)%%a~~g'lv,.<<+ILW<<<<ew<>>"<<44~~PPPA+,Gg~<<@!~ggyp+~;;~'.:.,,qp),.~.p:~.SSOUTERCAPSULE"e:.P.,".f'~O.,<<4Ž<p'.=--()+~~>p~<~rhfg<'~'"+Q-"~!"--(~<<4"'<<"'g'~p>~~l,'.'8'<44~p<~-k~~~~$"e'~"~4%"'4'~<<~'~:+'~"4'~~~"~g~%@A<<<<~A~>~~/~~4!p+'4~"gP>~v~'$>>j':jhowwQg'~~g>>wf'YH*4<<>>wr">>>PYp)<'~~5'-gY,+ggg>>sw$<dq<<:w+4K+$~+A/g<p~i<<~$~<<<cg,~<~Q~w,;~~<>>ivg~w<pj-~K~,yYz-~y~~'~Yc.d~,&)M<<p4<<~tr~g)Kgfg~q~p~8<<<<.!~--"':-~-'~-'-.'-:"<-'cWRAPPEDCo/AlRMi,',",,fhFIGURE7.DosimetryCapsulesABl,AB3,CBlandCB3.Neg8602722-9D-8 I~C.C~4t.,I!~0ctot

<<!<<<<<<.;:"'g~g"-'yF~"."-4y3";:"<~!".","'.'j"'.~'.".'-'-'>~~'j~",-.'-'>-.-';"::.'>WRAPPEDSSTR-'TIVISETfM"."g."'-",p+;".'-4~v<<.'&4~<IGURE8.DosimetryCapsulesAB2andCB2.Neg8602722-12D-9 J-'I-C

~,>hah$.~~>a<~+w~~&OW@8~FIGURE9.BareRMSpectra1Set.andGradientRM.Neg8602722-2

~,C'p1p))~t,

.'~a(i,A+g'"~~'y"pk~~."",;",'p,~x.~,".~g,-"j'm~+*4~~&'.s,j~zq-".Vjp'pgFIGURE10.BareRHSpectralSetwith235-U.Neg8602722-6

'A'IIlE sssss,aS,a~~~s%~a%'sssFIGURE11;Gd-CoveredRMSpectralSet.Neg8602722-4 0tI~,f)g)a'p(g!)tgg~"~II>(~<"rlyII1"1 FIGURE12.Gd-CoveredRMSpectralSetwithFissionableOosimeters.Neg8602722-3 II'I~~~galy rk,)kj,'r.,~.<<j'r;;,TOPh,:T;BPAOBBB+'<gBOTTOM.4",~,;-:~QPr,i5:,cbrit..<j'h>>'hrrhrr~~~~pFIGURE13.KAFMDosimetrySet.Neg8602722-5 P1>llI4 WRAPPED235-u'-k~Ppg~':i:"A~e@~w'~,"bA~w'.~-y'kwg4ggjg<<~~~~<$p~pQ>>FIGURE14.SSTRDosimeters.Neg8602722-1

>.S4,g.,ltp4~hfylIk8

~.8'.Hi+"'*'.OUTER'Al.WRAPPlNGW/IC.h(MICASPACER'-,~~'j+~,;4/'.'"'QUARTZSSTR-TM,r4y~@ggg,~gyP~gg,p,p$~'IGURE-'15.'STRTMTemperatureMonitor-Sets.Neg8602722-13.

APPENDIXEPHOTOGRAPHSOFMELTWIRETEMPERATUREMONITORS wll1ill~

QUARTZCAPSULE~QUARTZCAPSUI.EBACK-FILLEDWITHAPPROXIMATELYONEATOMOSPHEREOFHEUUMO.Z3"4I237"SPECIFIEDLENGTHSTYPICALMELTWIRE668F+cQg+FzI'CAPSULEAMEITWIRESETCAPSULECMELTWIRESET1NOlNNINIFIGURE1.quartzEncapsulatedMeltWireTemperatureMonitors(TM).

ILlgAj

.K~+-;e~pf,:@"'j;~.,--;g'~-:~k~"-~+$>~'~<,m,y,~g~c~'~"v:y',-~~.~<<,P'.'q~jP,*,~'~%"~~,'fiP,MQ.4q,,P'@'g.A~+0,/'*FIGUREzquartzEncapsulatedMeltWires.TypicalofbothCapsulesAandC.Ne98602722-11E-3

APPENDIXFCHEMICALANALYSISDATAFORNINEMILEPOINTUNIT1 0

F.1PLATEDATATheplatechemistrydataweretakenfromReferences[LU64],[ST84],[MA85a],and[MA87].F-2

'I CHEMICALAHALYSISRESULTS(WMAL)FORNINEMILEPOINTUNIT1.MODIFIEDA382BMATERIAL[MA87]BASEFROMBASE38DEGREECAPSULE(1)E1A(A)Elh(B)E1CEBKE2UE31STANDARDRELATIVEMEANDEVIATIONDEVIATION,XFeCuNiCu(2)Hi(2)PMnCoMoVCrTiC(3)S(4)Si(6)MATRIX8.2448.5128.2418.4688.8411.377e.sle8.433<8.8858.1868.8818.2868.8228.2268.8391.361e.sle8.435<e.ees8.1868.8818.8421.3698.8188.421<8.8858.186<8.8818.8411.3628.8118.466<8.8858.186<8.8818.8391.3448.8188.432<8.8858.186<e.eel8.8391.3688.8188.436<8.8858.189<8.8818.2268.226MATRIXMATRIXMATRIXMATRIXMATRIX8.2438.2438.2588.2488.2468.5148.5ee8.55es.sle8.5198.8838.8178.885~8.8258.8818.8148.8151.3668.2443.3868.5182.8758.2415.2888.4683.3898.8481.8551.3694.8168.8183.4548.436<8.8858.9128.186<8.8818.2868.8228.226NOTES:(1)ALLMEASUREMEHTSBYICAPUNLESSOTHERWISEHOTED(2)BYATOMICABSORPTION(3)BYLECOCOMBUSTIOH(4)BYTITRIMETRICCOMBUSTIOH(5)BYGRAVIMETRY

CHEMICALAHALYSISRESI.TS(WMAL)FORHIHEMILEPOINTUNIT1.MODIFIEDA382BMATERIAL[14AB7]BASEFROMBASE388DEGREECAPSI.E(1)E42(A)E42(B)ETEEILlE1UE3TE3T(R)STANDARDRELATIVEMEANDEVIATIOHDEVIATION,XFeCuHiCu(2)Ki(2)PMnCoMoVCrTiC(3)S(4)Si(5)MATRIXMATRIXMATRIX6.2338.23S8.2588.4798.6178.6398.238e.4738.8338.8488.8451.3241.3341.3788.8188.8188.8188.48S8.4288.462<S.SSS<e.eeS<S.SSS8.1858.18S8.1898.6818.681<8.8618.2188.8238.22S8.22S8.2268.8391.3378.818e.4es<e.ess8.166<8.8818.8348.8438.8451.3621.3941.3778.8188.8118.8188.41S8.4528.445<e.sss<B.ees<B.ess8.1838.1138.1168.881<8.881<8.881MATRIXMATRIXMATRIXMATRIX8.2438.2418.24S8.2478.4326.4SS8.5438.522.B.ess8.8278.8658.8178.8848.825s.ese8.8222.8718.2435.3398.5182.1618.2383.6948.4739.9478.8411.8691.3683.7268.8186.17S8.431<e.ees3.4958.169<8.6818.2188.8238.22SHOTES:(1)ALLL!EASURHlENTSBYICAPUNLESSOTHERlISEKOTED(2)BYATOMICABSORPTIOH(3)BYLECOCOMBUSTIOH(4)BYTITRIMETRICCOMBUSTIOH(5)BYGRAVIMETRY k

CHEMICALANALYSISRESIA.TS(WMAL)FORHIHEMILEPOIHTUHIT1.MODIFIEDA3828MATERIAL[MA87]UHIRRADIATEDARCHIVEPLATE(1)025(A)025(B)D21DblSTANDARDRELATIVEMEANDEVIATIOHDEVIATION,XFeCuNiCu(2)Ni(2)PCoVCrTiC(3)S(4)Si(5)MATRIX5.173b.5628.1788.573b.b231.14d8.518d.4dd<S.SSSd.563<$.8818.249S.bid$.153MATRIX8.1888.5698.177S.SSS$.8231.168$.$1$$.477<$.885$.886<$.8818.5231.143$.51$$.491<S.bsS$.864<$.881$.8181.151$.811$.469<S.SSSS.d64<$.$81$.163$.153MATRIXMATRIXb.17d$.175$.52S$.5$48.8831.6738.17S8.8LT2.8198.5998.8831.6988.1788.8223.6638.5788.88211.4948.8225.5171.4711.155S.SSS4.876b.slbd.dll2.2318.47dS.SSSS.SSS<S.SSS8.8811.4948.864<d.ssl8.249S.eld5.163XOTES:(1)ALLMEASUREMEIITSBYICAPtRLESSOTHERSISENOTED(2)BYATOMICABSORPTIOX(3)BYLEOCOMSSTION(4)BYTITRIMETRICCOSSTIOH(5)BYCRAVIMETRY 0

CHEMICALANALYSISRESULTS(WMAL)FORNINEMILEPOINTUHIT1.MODIFIEDA382BMATERIALfMA87]BASEFROMHAZ368DECREECAPSULE(1)JIL(A)JIL(B)JAMJAEJITJIPSTANDARDRELATIVEMEANDEVIATIONDEVIATION,XFeMATRIXMATRIXCu8.1728.173Hi8.6818.626Cu(2).8.165Ni(2)8.564P6.8238.626Mn1.1421.163Co8.8188.811Mo8.4568.463V<8.665<8.665Cr8.8848.665Ti<8.881<8.861C(3)8.227S(4)8.818Si(S)8.1688.1688.8221.135S.8116.561<8.8658.892<8.8618.8231.1528.8118.495<6.6658.864<8.8818.8211.1498.8118.466<S.SBS8.863<8.8618.8221.8548.8188.461<8.6856.677<8.6818.168MATRIXMATRIXMATRIXMATRIX8.1738.1748.1738.1648.6548.6448.6398.5988.6848.8258.8648.8198.862S.B488.8818.8168.6852.1744.8422.4243.3697.5433.4974.6413.2135.6948.1718.6268.1658.5648.8231.1338.8118.464<8.6658.864<8.8818.2278.8188.168NOTES:(1)ALLMEASUREMENTSBYICAPUNLESSOTHERWISENOTED(2)BYATOMICABSORPTION(3)BYLEOCOMBUSTION(4)BYTITRIMEfRICCOMBUSTION(5)BYGRAVIMETRY

ICAPCHEMICALAHALYSISREPORT(KL)FORHIHEMILEPOINTUHIT1.IMA87)UHIRRADIATEDARCHIVEPLATE(1)D25(A)D25(B)D21DelSTANDARDRELATIVEMEAHDEVIATIONDEVIATION,XLNTRIXLNTRIXLNTRIX8.1ae8.Ds8.1eed.ee3e.sssd.s7s8.1848.1828.184e.se4d.s7se.s781.1981.1181.148FeCuHiCu(2)Ni(2)MnCoMo$.4978.496$.493VCr8.1228.117$.118TiC(3)S(4)Si(6)LNTRIX8.1828.8858.6858.8288.1828.883$.6788.8221.1288.838$.4928.882$.121$.8822.9678.1813.3848.5881.8398.1833.8818.5793.1221.1488.4498.4941.992e.128HOTES:(1)ALLMEASUREMEHTSBYICAPMESSOTHERNISENOTED(2)BYATOMICABSORPTION(3)BYLECOCOMSSTION(4)BYTITRIMETRICCOLRXSTION(6)BYCRAVIMETRY

EDAXCHEMICALANALYSISRESUTS(BCL)FORNINEMILEPOIHTUNIT1.MODIFIED382BMATERIAL[MABSa)BASEFROMBASE38DECREECAPSll.EEIA(A)E71EIC(182)EBK(lk2)E2UE31STANDARDRELATIVEMEANDEVIATIONDEVIATION,8FeCuHiPMnCoMoYCrTiCSSiMATRIXMATRIXMATRIXMATRIXMATRIXMATRIX8.3388.2688.3288.2688.2888.6688.5888.5258.5288.618.8.8588.8688.8768.8388.8788.8258.3568.2988.8396.9258.5638.81831.3838.857

EDAXCHEMICALAHALYSISRESUTS(BCL)FORHIHEMILEPOIHTUHIT1.MODIFIED3828MATERIALLST84jBASEFROMBASE388DECREECAPSUL=E42(A)E42(B)ETEEIMElU(112)E3TEOT(R)=TANOARORELETIYEUCAHOEYIATIOHDEVIATIOH,XFeCuHiPMnCoMoYCrTiCSSiMATRIXMATRIXMATRIXMATRIXMATRIXMATRIXMATRIX8.2288.2388.2288.2158.2588.2388.488e.4588.4588.4vse.4588.4588.8228.8218.8218.8198.8248.8278.8138.8138.8835.5188.2282.T138.46312.5598.822

1964LUKENSDATAFROMTESTCERTIFICATE()ELEMENTFeCuNiPMnMoCS.SiG 3G 4MATRIX0.180.560.0121.160.470.200.0270.17G 1MATRIX0.230.510.0211.340.450.190.0280.21G-307-3MATRIX0.200.480.0181.450.450.180.0340.26G-307-4MATRIX0.270.530.0191.250.520.200.0300.21G-307-10MATRIX0.220.510.0181.430.510.200.0260.26(1)BasedondiscussionswithLukens,datafromladelanalysisbyatomicabsorption.

F.2WELDDATATheweldchemistrydataweretakenfromreferences[LE64],[CE90],and[ST84].

REACTORVESSELBELTLINEWELDINFORMATIONNumberWeldSeamLocationWeldWireTypeWeldFluxTypeandHeatNo.andLotNo.DetailedWeldProcedure2-564A/C2-564D/F3-564SurveillanceCapsuleWeldLower-IntermediateShellLongitudinalLowerShellLongitudinalSeamsLowerIntermediatetoLowerShellGirthAllThreeCapsulesRACO3/86054RACO3/1248E8018/HACDE8018/JBGDRACO3/86054E8018/HACDE8018/JBGDRACO3/1248E8018/DBDEE8018/IOGERACO3/W5214ArcosArcosN/AN/AArcosN/AN/AArcosN/AN/AArcosB-5/4E5FB-5/4K13FB-5/4E5FB-5/4M2FB-5/5G13FSAA-33-A(3)SAA-33-A(3)MA-33-A(7)MA-33-A(7)SAA-33-A(3)MA-33-A(7)MA-33-A(7)SAA-33-A(3)MA-33-A(7)MA,-33-A(7)SAA-33-A(3)Reference[CE90]

WeldSeamWeldWireHeatFluxLotBELTLINEWELDCHEMISTRYDATASiMoNiCu2-564A/C2-564D/F3-56486054/4E5F1248/4K13F86054/4E5F1248/4M2F.12.11.12.101.641.711.641.26.015.005.015.015.020.017.020.020.34.51.38.56.34.51.22.57SurveillanceCapsuleWeld5214/5G13F.141.58.018.013(~023).25.51(2)(2)(.18)(.09)(1)Datainparenthesisweremeasuredusingirradiatedmaterialandreportedin[ST84].(2)Reference[CE90]recommendstheuseofsignificantlyhighervaluesbasedonexaminationofgeneric.dataReference[CE90]

'TIt F.3SUPPLEMENTARYBASEMETALCHEMICALANALYSISThebaseportionoftheHAZtensilespecimen,JUD,fromthe'300degreecapsulewasanalyzed.Also,thebaseportionoftheHAZCharpyspecimen,JlM,fromthe300degreecapsulewasalsoanalyzed.TheobjectivewastoshowthatthechemistriesofthebasefromHAZaresimilarandmatchtheG 3Lukensdata.Theattacheddatasupportthistheory.F-14

BASEMETALCHEMISTRYANALYSISFORIRRADIATEDSPECIMENSConcentrationinWeihtPercentElementJlM(BasefromJUD(BasefromFeCoCrCQMnMoNiBALANCE0.0110.0750.1831.0440.4720.642<0.010<0.010BALANCE0.0130.0920.1681.1290.4740.5790.026<0.010

APPENDIXGTENSILEDATA

Theunirradiatedweldpropertiesaregiveninreferences[LE64]and[CE90].Theunirradiatedplatepropertiesaregivenin[ST64].IrradiatedpropertiesarereportedinBattellereports[ST84],[MA85a],and[NA87].TheG 3archiveplatedataandirradiatedHAZbasemetalminiaturetensiledataweremeasuredaspartofthecurrentwork.G-2

G.lBASELINETENSILEDATAG-3

TABLEG-1UNIRRADIATEDWELDTENSILEDATA~TeHeatNo.FluxLotNo.YieldStrengthUltimateTensileElongationReductionPsiStrenthPsiIn2"%OfArea%RAC03860544E5F75,50090,00027.569.9RAC031248RAC031248SurveillanceCapsuleWeldW52144K13F4M2F5G13F66,80063,00065,00084,10080,00084,00026.027.527.564.964.367.0(1)Datatakenfrom[LE64]and[CE90].Thetestrecordsdonotindicatethetesttemperature.Therefore,RTisassumed.

TABLEG-2UNIRRADIATEDBASEMETALDATAPlateCodeHeatNo.YieldStrengthPsiUltimateTensileStrenthPsiElongationReductionIn2"%OfArea%G-307-3G-307-10AG-307-4IG 1G 3G 4P2074-2P2091-2P2076-1P2112-1P2130-1P2130-262,00069,40069,40066,60065,00059,30082,00092,90089,90087,50086,20085,50028.025.027.027.026.029.069.067.066.266.065.468.0(1)Datatakenfrom[ST64]Thetestrecordsdonotindicatethetesttemperature.Therefore,RTisassumed.

G.2IRRADIATEDSURVEILLANCESPECIMENDATA

TABLEG-3TENSILEPROPERTIESFORTHEIRRADIATEDMATERIALSFROMTHENINEMILEPOINT300-DEGREESURVEILLANCECAPSULE~~TestSpecimenMaterial"'emp.'>No.Type(F)YieldStrenthsiUltimateFractureFractureReductionStressinAreaElonation(psi)(percent)Uniformercent'~'otalJJAJDBJLBJL7JUDJTUBaseBaseWeldWeldRT79,17055069,410RT73,68055067,760RT63,72055059,96099,70092,89090,24084,69085,06081,50066,06068,09059,45059,18054,88056,910192,300161,800186,300157,600181,200145,10065.758.068.162'69.760.812.58.913.010.57.57.127.719.723.220.919~818.4(2)(3)(4)Datatakenfrom[ST84].TheweldandHAZspecimensweremostlikelyfabricatedusingplateG 3material.Thecompositionofthebasetensilespecimensisnotknownatpresent.Roomtemperature(RT)isapproximately75'.Theelongationisfora1-inchgaugelength.Thecompositionofthesurveillancetensilespecimensisnotknown.Chemicalanalysesarerecommendedinthefuture.

TABLEG-4TENSILEPROPERTIESFORTHEIRRADIATEDBASEMETALFROMTHENINEMILEPOINT30-DEGREESURVEILLANCECAPSULETestSpecimenMaterial'"Temp.+'o.Type(F)YieldFractureReductionStrenthsiStressinAreaElonationUltimateFracture(psi)(percent)Uniformercent'~'otalJDEBaseRT76,07896,81765,708193,93966.112.024.1(1)(2)(3)(4)Datatakenfrom[MA87].Thecompositionofthebasetensilespecimensisnotknownatpresent.Roomtemperature(RT)isapproximately75'.Theelongationisfora1-inchgaugelength.Thecompositionofthesurveillancetensilespecimensisnotknown.Chemicalanalysesarerecommendedinthefuture.

G.3ARCHIVEPLATEG 3DATATheaxialextensometerslippedoffspecimenTN-2duringtesting.As-aresult,thestress/straincurvecouldnotbeaccuratelyplottedandtheuniformstraincouldnotbedetermined.G-9

TABLEG-5.TENSILEPROPERTIESFORTHEARCHIVEPLATEG 3HatlTestFractureSpec.TypeTemp.Load(F)(lbs)Engineer>ngStrength(kss)YieldUltimateFracture.2XorupperloMerTrueFractureBridgmanStressCorrection(ksi)(ksi)Red.InElongattonAreaUniformTotal(X)(X)(X)tn-1Basetn-3Basetn-2(1)Base7813281.67.465.487.266.8178.3152.525011719.64.761.980.458.5156.5133.855012842.57.9-.--86.364.1148.3129.762.513.845.262.610.133.356.8385Theelongationisfora(n)1.0inchgagelength(1)Theuniformelongationcouldnotbedeterminedbecauseextensometerslippedduringtest

UNIRRADIATEDARCHIVEPLATEQ 3SPECIMEN:TN-'tTESTEDAT78F't0050IMQIRIIHIEKI%9MQS7RKSS+IMANIIIMtLIM87IRK88FINA,CVUIRK87MSS0.000.100.200.300.400.50STRAIN(IN/IN)

UNIRRAOIATEDARCHIVEPLATEG 3SPECIMEN:TN-1TESTEDAT78F200100r<rrrrrrrrrr/IKMQIR0HIKIKIR0HQ87IRIK887IRUIK87IRIK88SIRIISCIMAHCOIRIRIKC7ION65lAXOMUIM87IRIK88iFIRA,C7INIRIK87IRIK880.000.200.400.600.80'I.OO1.20STRAIN(IN/IN)G-12 1'Y"Ck~hh47."<~

ggcj)p428~v]iQit~iAFIGUREG-1POST-TESTPHOTOGRAPHSOFTHEUNIRRADIATEDBASEMETALARCHIVEPLATEG 3TENSILESPECIMENTN-1SHOWINGBOTHTHEREDUCEDAREAANDFRACTURESURFACEG-13 I}'g441 FIGUREG-2POST-TESTPHOTOGRAPHSOFTHEUNZRRADZATEDBASEMETALARCHIVEPLATEG 3TENSILESPECIMENTN-2SHOWINGBOTHTHEREDUCEDAREAANDFRACTURESURFACE

UNIRRADIATEDARCHIVEPLATEQ 3SPECIMEN:TN-3TESTEDAT250FIBQHIIIHIEIRIRIIM87IRKSS+MAMIMUM87IRKSStF(MCVURIK87(RIESS0.000.100.200.300.400.50STRAIN(IN/IN}G-15

UNIRRADIATEOARCHIVEPLATEG 3SPECIMEN:TN-3TESTEDAT250F200'f00rrrrrrrI/Qg3IIDDQIgg(gCIRIMCYIIMIMANOMIUIMSYIMSSISA,C'rUIRIBSYM880.000.200.400.60O.S0t.001.20STRAIN(IN/IN) k~,k'dbl.1~vtl>i~

FIGUREG-3POST-TESTPHOTOGRAPHSOFTHEUNIRRADIATEDBASEMETALARCHIVEPLATEG 3TENSILESPECIMENTN-3SHOWINGBOTHTHEREDUCEDAREAANDFRACTURESURFACE

6.4MINIATUREBASEMETALSPECIMENDATA(BASEMETALTAKENFROM300DEGREECAPSULEWELDCHARPYSPECIMENS)BasedonanalysisofbasemetaltakenfromHAZspecimens,itislikelythatthesespecimenswerepreparedfromplateG 3G-18

TABLEG-6.TENSILEPROPERTIESFORIRRADIATEDBASEMETALTAKENFROMWELDHAZSPECIHENS(BasedonHAZBaseMetalAnalysis,theHateTialisHostLikelyG 3)Spec.TypeTemp.Load(F)(lbs).2XorupperloverEngineeringStrength(ksi)HatlTestFractureYieldUltimateFractureRed.TrueinElongationAreaUniformTotalFractureBridgmanStressCorrection(ksi)(ksi)(X)(X)(X)ejdBase781079.ejtBase2501001.edtBase5501138.71166.866.362893.386.690.061.958.266.1177.4150.4157.3134.3150.8132.265.163.056.210.531.58.729.426.631.5Theelongationisfora(n).102inchgagelength

BASEMETALFROMWELDCVNSPECIMEN:EJDTESTEDAT78F'f0050IRMQRIIIMIKIRRIMQSYIRIKSS+MANIISlUMSY(RlKMPIMC'rUM8YlMSS0.000.100.200.300.400.50STRAIN(IN/IN)G-20

BASEMETALFROMWELDCVNSPECIMEN:EJDTESTEDAT7SF200100rrrrrrrrrrrrrp'KIMCIROHKKIROHQSVIRKS8VIRUKSVIRKSSSIRODOLIAHCIRIRKCVIOIIOIANOMUMSVIRKSSIFIMCVUIRKSVIRKSS0.000.200.400.800.80'I.001.20STRAIN(IN/IN) 0 J':,2428ppvp2428FIGUREG-4POST-TESTPHOTOGRAPHSOFIRRADIATEDBASEMETALTENSILESPECIMENEJDSHOWINGBOTHTHEREDUCEDAREAANDFRACTURESURFACEG-22

BASEMETALFROMWELDCVNSPECIMEN:EJTTESTEDAT260F100IEIMIIIIHIMRIM87MSS+MAMMUH87MSSlFIRACVUIM87IRKSS0.000.100.200.300.400.50STRAIN(IN/IN)G-23

BASENIETALFROMWELDCVN-SPECIMEN:EJTTESTEDAT250F200100rrrrrrrrpKHQIRIIHKKIR0HQ87IRK887IRVK87IRK88QIRIIpDQIUQ,IgCIRIRKCVIOIMMANIIIMUIM87IRK88IFIRACVUIRIF.87IRK880.000.200.400.600.80'!.00'I.20STRAIN(IN/IN)G-24 p'lpl' y<~frry!'!r~r'r.,.;*!i+rr',*~481r.--2428Q$DlA'0JAWAC)~rr~i'-.*~g~;gpss;.~lpl,jigjjZBFIGUREG-6POST-TESTPHOTOGRAPHSOFIRRADIATEDBASEMETALTENSILESPECIMENEJTSHOWINGBOTHTHEREDUCEDAREAANDFRACTURESURFACEG-25

BASEMETALEROMWELDCVNSPECIMENEDTTESTEDAT550FsacIKMQIRIIMEIMIIIMQ87MSS+lMAMSIUM8YÃtK88lFiMC'rUIRlKSYIMSS0.000.200.400.800.801.00STRAIN(IN/IN)G-26

BASEMETALFROMWELDCVNSPECIMEN:EDTTESTEDAT550F200100rr/IKMRRIIHIKKIR!IMQ87IRIK887IRUIK87IM88SIRISCHAHCOIRMC7IIOMMANRilUM87IRKSSIFIMCVUilK87IR8880.000.200.400.800.80'f.001.20STRAIN(IN/IN)G-27 Iqa~,

-yS242832F~4>43>~0g856FIGUREG-5POST-TESTPHOTOGRAPHSOFIRRADIATEDBASEMETALTENSILESPECIMENEDTSHOWINGBOTHTHEREDUCEDAREAANDFRACTURESURFACE

APPENDIXHCHARPYDATA

~-

Theunirradiatedweldpropertiesaregiveninreference[LE64].TheG 3archiveplatedatafortheT-LorientationweremeasuredaspartofthecurrentworkandtheL-TorientationdatawasoriginallyreportedinReference[MA87].Theunirradiatedplatepropertiesaregivenin[ST64].IrradiatedpropertiesarereportedinBattellereports[ST84],[MA85a],and[MA87].H-2

H.1UNIRRADIATEDDATAH-3

H.1.11964UNIRRADIATEDBASELINECHARPYDATA

TABLEH-1.UNIRRADIATEDWELDCHARPYDATA~TeHeatNo.FluxLotNo.+10'FZmactValues~AuexaeRAC03RAC03RAC0386054b124812484E5F4K13F4M2F66.0,64',65.055.0,51.0,57'53',57.0,65.065.254.458'SurveillanceCapsuleW52145G13F61,52,5857.0Datatakenfrom[LE64]and[CE90]

TABLEH-2.UNIRRADIATEDPLATEG 3CHARPYDATA~~TestTemeratureF-80-40+1060110160212ImactEnerft-lb9.0,6.032.0,17.050.0,37.0,47.577.0,63'90',99.0100.0,96.087',78.5Averaeft-1b7.524.544.870.094.598.082.7Datatakenfromreference[ST64]

~"4l TABLEH-3.UNIRRADIATEDPLATEG 4CHARPYDATATestTemerature'F-40+104060110160212ImactEnerft-lb23.5,26.046.0,61.0,42'58.0,64.072.5,74'98',98.0100.5,100'106.0,106.0Aveiaeft-1b24.749.661.073.598.0100.2106.0Datatakenfromreference[ST64]H-7

NINEMILEPOINTUNITI~UNIRRADIATEDBASEMETAL083/Q84(12)EXPERIMENTALDATA120100IIL80g+Jfj0WEIBVLLFITTRANSITIONWEIBVLLFITUPPERSHELFHYPERBOLICTANGENTFIT6040VX-20JJ00(~/4-100-50050'I00150200250TESTTEMPERATURE(F)CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)H-8 lCV'+Jul TABLEH-4.UNIRRADIATEDPLATEG 1CHARPYDATA*"*'TestTemerature'F-40+10406011021243.5,47.0,45.058.0,55.080.0,70.0,70.082.0,95.0,83.0ImactEnerft-1b13.033.0,33.5,25.0Averaeft-1b13.030.544'53.373~3.86.7'-"Data.takenfromreference[ST64]H-9

NINEMILEPOINTUNITUNIRRADIATEDBASEMETALQ 1(1,2)DATA120WElBULLFITTRANSITION100IltL80HYPERBOLICTANGENTFIT6040V20kkA-100-50050100150200250TESTTEMPERAlVRE{F)CONFIDENCELIMIT(9SX)CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95m)H-10

TABLEH-5.UNIRRADIATEDPLATEG-307-3CHARPY'DATA~>>TestTemerature'F-40+104060+7590110140160212ImactEnerft-lb8.027.5,37.5,41.041.5,52',57.063.558.071.582.090.0101.5100.0,106.5Averaeft-lb8.035.350.263.558.071.582.0'90.0101.5103.3Datatakenfrom[ST64]

• ~4$'I>

NINEMILEPOINTUNITI~UNIRRADIATEDBASEMETALQ-307-3(1I)~EXPERIMENTALDATA120100QltII-LI8060LLI40V20i/a/~k//e//4ta0-100-50050100150200250TESTTEMPERATURE(F)WEIBULLFiTTRANSITIONHYPERBOLICTANGENTFITCONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)H-12

TABLEH-6.UNIRRADIATEDPLATEG-307-4CHARPYDATA~~TestTemerature'F-40+1060110212ImactEnerft-1b13.0,20.0,12'37.0,35.0,38.050.0,41.0,61.082.0,75.0,84.580.0,83.5,80'Averaeft-lb15.036.650.680.581.0Datatakenfrom[ST64)

NINEMILEPOINTUNIT1~VNIRRADIATEPBASEMETALG3074(11)EXPERIMENTALDATA120100IXIlI-LL80kkkkkPkkkkkkkkWEIBULLFITTRANSlTIONWEIBULLFITUPPERSHELFHYPERBOLlCTANGENTFIT60LLI40V20CLkkkk/k/k/kkk-'I00-50050'j001502'00250TESTTEMPERATURE(F)CONFlDENCELIMIT(95%)CONFIDENCELlMIT(95%)CONFlDENCEuMIT(95%)CONFIDENCEuMIT(95%)H-14

,'II%

TABLEH-7.UNIRRADIATEDPLATEG-307-10CHARPYDATA~i'.TestTemerature'F-40+1060110212ImactEnerft-lb16.5,12.5,13.040.0,33',45.045.0,56.5,62.068.0,80.0,63.0,97.0,100',100.0Averaeft-1b13.339.354.370.399.0Datatakenfrom[ST64]H-15 rV4 NINEMILEPOINTUNIT1~UNIRRADIATEDBASEMETALQ30710(12)eEXPERIMENTALDATA120WEIBULLFiYTRANSITION100II-LL8060ILI40V20g4/Jko>rer0-100-50050'I00150200250TESTTEMPERATURE(FjHYPERBOLICTANGENTFITCONFIDENCELIMIT(e5%)CONFIDENCELIMIT(95%)CONFIDENCEuMIT(e5v)CONFIDENCEuMIT(e5v)H-16

H.1.2.UNIRRADIATEDARCHIVEPLATEG 3DATAH-17 C,r LEH-8.CHARPYV-NOTCHIMPACTRESULTSORUNIRRADIATEDBASEMETALSPECIMENSPREPAREDFROMPLATEG 3(L-Torientation)"'pecimenIdentificationLocationWithinPlateTestImpactTemperatureEnergy.(F)(ft-lb)LateralExpansion(mils)FractureAppearance(%Shear)C28C06C27C04C24C03C22C23C02C21C01C29C07C31C09C30C081/4T3/4T1/4T1/4T3/4T1/4T1/4T3/4T1/4T3/4T1/4T3/4T1/4T3/4T1/4T3/4T-80-80-40-40101035353560601101101601602122128.49.214.524.085'55.051'107.067'104.597.5108.0105.5108.0113.0109.5110'12.410.218.229.650.844.443.877.453.468'82.073'79.078.083.882.481.4551010502540100506570100100100100100100Datatakenfromreference[MA87]

NINEMILEPOINTDATAANDCURVES8DataYatweWottwllfitTAlatt'ttOSConttdoncot.tmtt~0OO-l00-50050l00l50200TESTTEMPERATURE(F)250CVNIMPACTENERGYVERSUSTESTTEMPERATUREFORPLATEG 3(L-TORIENTATION)H-19.

OCOMPARlSONPLOTDATAANDCURVES0plate~-5,$67teet0plod~-b,$64teetbpled~-4>$54teet00LXIIoEO4cr9LJJ00hh00100-50050100150TESTTEMPERATURE(F)200250COMPARISONOF1987ARCHIVEPLATEG 3DATAAND1964CVNIMPACTDATAONPLATESG 3andG 4H-20

H.1.3.1990CurrentStudUNIRRADIATEDARCHIVEPLATEG 3DATAT-LorientationH-21

LEH-9.CHARPYV-NOTCHIMPACTRESULTSOR'UNIRRADIATEDBASEMETALSPECIMENSPREPAREDFROMPLATEG 3(T-Lorientation)SpecimenIdentificationLocationWithinPlateTestTemperature(F)ImpactEnergy(ft-lb)LateralExpansion(mils)FractureAppearance(%Shear)3N21N23N11N13N41N43N51N53N9'N81N83N71N71N93N61N63N31N33/4T1/4T3/4T1/4T3/4T1/4T3/4T1/4T3/4T3/4T1/4T3/4T1/4T1/4T3/4T1/4T3/4T1/4T-80-80-40-40101035355757577979791101102122127.39.011.012.233.941.041.045.560.153.157.253.051.268.369.073'68.064.0546.49.411.228.634.437.439.452.048.251.448.646.662.059'61'61.258.88.16.520.515.334.437.656.061.183.581.074.995.673.381.0100.0100'100.0100.0

NINEMILEPOINTUNITI~UNIRRADIATEDg4$EMETALQQ3(ff)(I2)~EXPERIMENTALDATA100CQIfU8060WEIBULLFITTRANSITIONHYPERBOLICTANGENTFITCONFIDENCELIMIT(95%)400200-100-50050100150200250TESTTEMPERATVRE(F)CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)H-23

~g<<4.'at 202428TESTEDAT-800Fl;)2428TESTEDAT-80FH-24

~lgV,a TESTEDAT-40"FIIl1io~~2428TESTEDAT-40FH-25

!tggll 2428TESTEDAT10FggIII~2428TESTEDAT10FH-26

\P)t'2'I~'lK I2428TESTEDAT35F8uzO242STESTEDAT35FH-27 Cic TESTEDAT57'FjfaTESTEDAT57F

$s 12TESTEDAT57FIa812z428TESTEDAT79"FH-29

($ll~qfv>

I82428TESTEDAT79Fii(>>.g'))I;ggj~jpq4VTESTEDAT79FH-30 p

TESTEDAT110F48>.32428TESTEDAT110F II~.>'4i TESTEDAT2120'ESTEDAT212FH-32

H.2.IRRADIATEDSURVEILLANCESPECIMENDATAH-33

H.2.1.1984IRRADIATED300DEGREECHARPYDATA 0

TABLEH-10.CHARPYV-NOTCHIMPACTRESULTSFORIRRADIATEDBASEMETALSPECIMENSFROMTHENINEMILEPOINT300-DEGREESURVEILLANCECAPSULESpecimenIdentificationTestTemperature,FImpactEnergy,ft-lbLateralExpansionmilsFractureAppearance%ShearE1U-RCE42ElJE1ME3TEA5E1VE1M-RCE7E-RCE7EE3T-RCElK-40040751201351602002002402803206.3'1017.528305352.55978991042.89.217.428.23045.252.847.83861.472.278.41910213035504065100100100RC=Reconstituted(1)DatatakenfromReference[ST84](2)Basedonchemistrydata,thismaterialisbelievedtobeplateG 1material.

NINEMILEPOINTUNIT1IBB4pI4TEpB4QEMETAL3pppEGg4pIqqtEXPERIMENT4LDATA120WEIBULLFITTRANSITION100II-L80Q6040OX20/4WEIBULLFITUPPERSHELFHYPERBOLICTANGENTFITCONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)050100150200250300350LIMIT(95%)TESTTEMPERATURE(P)H-36

TABLEH-11.CHARPYV-NOTCHIMPACTRESULTSFORIRRADIATEDWELDMETALSPECIMENSFROMTHENINEMILEPOINT300-DEGREESURVEILLANCECAPSULESpecimenIdentificationTestTemperature,FImpactEnergy,ft-lbLateralExpansionmilsFractureAppearance%ShearEJD-RCEDLEDT-RCEJDEDJEJCEDKEDTEDJ-RCEDMEJC-RCEJT-120-100-80-40-2004075125160240280332833596176.5110.51001161127.23.430.425.230.45254.863.284.666788537172227426468100100100100RC=Reconstituted(1)DatatakenfromReference[ST84]

>al1PhIlf>>,

NINEMILEPOINTUNIT1RRADIATED~ELp3ppDEGREECAPSULE(q2)EXPERIMENTALDATA150125IILL.100kkkkkkk*kjkkkQkkkkkkkkkWEIBULLFITTRANSITIONWEIBULLFITUPPERSHELFHYPERBOLICTANGENTFIT7550V*425-150/*kj*kkkkkkOkOkkkkkkkkkkk'I50CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)~CONFIDENCELIMIT(95%)TESTTEMPERATURE(F)H-38 II TABLEH-12.CHARPYV-NOTCHIMPACTRESULTSFORIRRADIATEDHAZMETALSPECIMENSFROMTHENINEMILEPOINT300-DEGREESURVEILLANCECAPSULESpecimenIdentificationTestTemperature,FImpactEnergy,ft-lbLateralExpansionmilsFractureAppearance%,ShearJ2CJ1LJ1TJ1MJlPJlJ-40040507716020028017.5443357.5829696.512.632.433.44864~259.67679.2203542709'0100100100(1)DatatakenfromReference[ST84]

100907050403020LO-COOWO050LOO150200250300350TestTeaperstvreFCHARPYV-NOTCHIMPACTENERGYVERSUSTESTTEMPERATUREFORTHEIRRADIATEDHAZMETALSPECIMENSFROMTHENINEMILEPOINT300-DEGREESURVEILLANCECAPSULEH-40

H.2.2.1985IRRADIATED30DEGREECHARPYDATA

TABLEH-13.SUMMARYOFCHARPYIMPACTDATAFORIRRADIATEDBASEMATERIALSFROMTHE30-DEGREECAPSULE~i'~iSpecimenIdentificationTypeSpecimenTestTemp,FEnergy,ft-lbLateralExpansionTotalMilFractureAppearance%ShearE1AE2UIcElcE31EBKE71BaseBaseBaseBaseBaseBase8512545100607247.068.027.750.524.025.043'55'25.442.425.425'405030402530(1)Datetakenfromreference[MA85a](2)Basedonchemistrydata,thismaterialisbelievedtobeplateG 1material.

NINEMILEPOINTUNIT1IRRADIATEDBASE30DEGCAP(I,1)120CG100II-L,80Q6040OX20JAO20EXPERIMENTALDATAWEIBULLFITTRANSITIONHYPERBOLICTANGENTFITCONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%).-100-60060100150200250TESTTEMPERATURE(F)H-43

H.2.3.1990currentstudIRRADIATEDBASEFROMHAZFORTHE300DEGREECAPSULEH-44

TABLEH-14.CHARPYV-NOTCHIMPACTRESULTSFORIRRADIATEDBASEMETALSPECIMENSPREPAREDFROMHAZSPECIMENSTAKENFROMTHE300DEGREECAPSULESpecimenIdentificationImpactTestEnergyTemeratureF~ft-lbLateralExpansion~mileFractureAppearanceJlPJ1JJ1TJ1M-50-503515023.08.242.025.757'114.317.03.032.620.644.485.811.511.029.127.039.4100.0(1)Basedonchemistrydata,thismaterialisbelievedtobePlateG 3material.

0 NINEMILEPOINTUNITRRAPIATEPBASE(HAZ)300DEGCAP(12)EXPERIMENTALDATA120100ClII-080Q60aoOX20J/fA-100-50050100150200250TESTTEMPERATURE(P}WEIBULLFITTRANSITIONHYPERBOLICTANGENTFITCONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)

V'c11 48ti.-voZO242832TESTEDAT-50"F,>Qypgjjgf,lft48iz1620242832TESTEDAT-50FH-47 iLpj pi32.644l12'lo-202428TESTEDAT-5F'~f8;483212.~--~vz428TESTEDAT-5FH-48 A+:Aw",'a'l'S Q12162~TESTEDAT35Fyprof34'~viE483212TESTEDAT150FH-49

APPENDIXIHARDNESSDATA 0

TABLEI-1.ROCKWELLCHARDNESSDATASpecimenIdentificationIndentation"'urfaceMaterial"'verageFluence(n/cm~)Rockwell'HardnessBRockwell"'ardnessC3N33N31N81N8JAEJAEJITJITEIME42RElURElUsidenotchsidenotchsidenotchsidenotchnotch(4)sidenotchG 3G 3G 3G 3G 3G 3G 3G 3G 1G 1G 1G 100004.78x10'~4.78x10'~4.78x10"4.78x10~'.78x10'~4.78x10'~4.78x10'~4.78x10~'0.089.892.590F192.592.390.793.894.291.210.510.414.112.514.013.215.214.315.415.2(2)"side"indicatestheindentationwasperformedonthesurfacesnormaltothenotch."notch"indicatestheindentationwasperformedonthenotchedsurfaceinthedirectionofcrackpropagation.lbasespecimensfromthe300'apsulesarebelievedtobefromplateG 1andbasespecimensfromHAZorWeldarebelievedtobeG 3material.(3)theestimateduncertaintyis+1.0forthecalibration.(4)sincethefracturesurfacewasremovedpriortohardnesstesting,thenotchorientationcouldnotbedetermined.

APPENDIXJDROPWEIGHTDATADropweighttestswerecon'ductedonarchiveplateG 3usingASTMtypeP-2specimens.TheNDTforplateG 3is-25'F.

TABLEJ-1.DROPWEIGHSTDATAFORPLATEG 3SpecimenIdentificationLocationWithinPlateTestTemperature(F)BreakD21D22D02D04D24D01D25D26D03D23D05D06D27D28D07D081/4T1/4T3/4T3/4T1/4T3/4T1/4T1/4T3/4T1/4T3/4T3/4T1/4T1/4T3/4T3/4T-70-50-40-35-35-30-30-30-30-30-25-25-20-20-20-20YesYesYesYesYesNoNoTestNoYesYesYesNoNoNoNoNo*Specimenrunat320ft-lbinsteadof300ft-lb.

APPENDIXKFLUXANDFLUENCEDATA

K.130DEGREECAPSULEDATAK-2

<ap K.1.1DosimetryTableK-1containstheresultsoftheanalysisofthedosimetrywiresfromthe30-degreepositionsurveillancecapsule.Thewireidentifications,measuredradionuclideactivities(indps-mg'),andwirecompositionsaretabulated.ThemeasuredactivitieshavebeendecaycorrectedtoNovember30,1984.ThecompositionoftheCuandNiwireswastakenfromReference[HI69].ThepercentFefortheironwirewastakenfromReference[LO84].AsindicatedinTableK-l,thetwoNiwires,Pl-Ni.landP2-Ni.2,arelistedforpacketP1.ThisisbecausepacketPlcontainedtwoNiwiresbutnoCuwire.BothNiwireswereanlayzedwiththeresultslisted.FortheCo-58measurementonheNiwires,noCo-58activitywasmeasuredduetothelongdecaytimefollowingremovalofthecapsulefromthereactorandtherelativelyshorthalf-lifeoftheisotope(70.8days).ThevalueswhicharelistedinthetableforCo-58areupperlimitsforthe-specificactivitybasedondetectionlimits.K.1.2FluenceCalculationToaccuratelydeterminetheneutronfluxatthecapsuleandinthepressurevesselwall,theneutronspectrummustbecalculated.Thespectrumwascalculatedforthe300-degreecapsulebyanalyzingtheoctantadjacenttothecapsule,andtheresultswerereportedinReference[ST84].Ananalysiswasperformedtodetermineiftheassumptionofoctalsymmetryforhe30-degreecapsuleisreasonable.Thisassumptionprecludestheneedtocalculatethespectrumforthe30-degreecapsule.K-3 Wt~~

NiagaraMohawksuppliedbundle-cycle-exposuredataforthecoreoctantadjacenttothe30-degreecapsuleposition.Wecomparedtheratioofthebundle-cycleexposuretothecore-average-cycleexposurefortheappropriategeometricallysymmetricbundlesintheoutercoreregion.Mostoftheseratioswerewithinafewpercent.Therefore,theassumptionofoctalsymmetryisreasonableandresultsinasmallerrorintheeffectivecrosssections.CalculationsofthefluxandfluenceweremadeusingtheDECAYcode.Thereactorpowerhistorywassuppliedinaprivatecommunication'C084].TheeffectivecrosssectionsandnuclearconstantswerereportedinReference[ST84].TheE>0.1MeVandE>1'MeVfullpowerfluxandfluencecalculatedfrominitialstartuptoMarch,1979,aregiveninTablesK-2andK-3respectively.Foreachofthedosimeterwires,theaverageofthefluxandfluencewasdeterminedbyaveragingoveralltheFeandCuwires.ItwasnotpossibletoestimatethefluxfortheNidosimeters,sincetheCo-58activitywasnotdetectablebecauseofthelongdecaytimefollowingremovalofthecapsule.Theaccuracyofthefluencevaluescalculatedisapproximately+5percentaccuracy,uncertaintiesinneutronspectrumandspectrum-averagedcrosssectionsresultinthelargervariancesinthecomputedfluxandfluencevalues.K-4

TABLEK-1.MEASUREDACTIVITYOFTHE30-DGREESURVEILLANCECAPSULEDOSIMETRYWIRESSampleIDNuclideMeasuredActivity*(dps-mg')WireCompositionPercentPl-Ni.lPl-Ni.2P2-NiP3-NiPl-FeP2-FeP3-FeP2-CUP3-CUCo-58Co-60Co-58Co-60Co-58Co-60Co-58Co-60Mn-54Mn-54Mn-54Co-60Co-60<0.043192+8<0'48198+8<0.040176+7<0.0411621.78+0.071.68+0.071~64+0078.48+0.327.87+0.3199.9271Ni,0'729CoCommerciallyPureFe(99.865)99.999CU*DecaycorrectedtoNovember30,1984.

TABLEK-2.FLUXANDFLUENCEVALUESWITHENERGYGREATERTHAN0.1MeVATTHENINEMILEPOINT-UNIT1SURVEILLANCECAPSULE(30-DEGREEAZIMUTHALPOSITION)EnergyDosimeterMaterialFullPowerFlux(n/cm/sec)x10Fluence'n/cm)x10'.1MeVFe(P1-Fe)(P2-Fe)(P3-Fe)AverageofFeCu(P2-Cu)(P3-CU)AverageofCuAverageofCuandFe3.83.63.53.63.33.13.23.46.96.66~46.66.15.75.96.3*Fluencebasedon2117.8equivalentfullpowerdaysofoperation.Reference[Ma85a]

TABLEK-3.FLUXANDFLUENCEVALUESWITHENERGYGREATERTHAN1.0MeVATTHENINEMILE-POINT-UNIT1SURVEILLANCECAPSULE(30-DEGREEAZIMUTHALPOSITION)EnergyDosimeterMaterialFullPowerFlux(n/cm'/sec)x10'luence(n/cm~)x10'~1.0MeVFe(P1-Fe)(P2-Fe)(P3-Fe)AverageofFe-Cu(P2-Cu)(P3-Cu)AverageofCuAverageofCuandFe2.22'2.02.11.91.81.92.04.03.83.73.83.53.33.43.6*Fluencebasedon2117.8.equivalentfullpowerdaysofoperation.Reference[Ma85a]

K.2300DEGREECAPSULEDATA

'%ll

.2.1AnalticalMethodThedeterminationoftheneutronfluxatthecapsule,andsubsequentlyinthepressurevesselwall,requiresthecompletionofthre'eprocedures.First,thedisintegrationrateoftheproductisotopeperunitmassofthefluxmonitormustbedetermined.Second,inordertofindaspectrum-averagedreactioncrosssectionatthecapsulelocation,theneutronenergyspectrummustbecalculated.Third,theneutronfluxatthecapsulemustbefoundbycalculationsinvolvingthecountingratedata,thespectrum-averagedcrosssections,andtheoperatinghistoryofthereactor.TheenergyandspatialdistributionofneutronfluxinthereactorwerecalculatedusingtheDOT4.3computerprogram'~~.OTsolvestheBoltzmanntransportequationintwo-dimensionalgeometryusingthemethodofdiscreteordinates.Balanceequationsaresolvedforthedensityofparticlesmovingalongdiscretedirectionsineachcellofatwo-dimensionalspatialmesh.'nisotropicscatteringistreatedusingaLegendreexpansionofarbitraryorder.Thetwo-dimensionalgeometrythatwasusedtomodeltheNineMilePoint-Unit1ReactorisshowninFigureK-1.Asseen,thereare16circumferentialmeshesand66radialmeshes.Thecapsuleincludescircumferentialmeshes6and7andradialmeshes54and55.Thirdorderscatteringwasused(P~)and48angulardirectionsofneutrontravel(24positiveand24negative)wereused(S8quadrature).Neutronenergiesweredividedinto47roupswithenergiesfrom17.3MeVto10~eV.The47groupK-9 k

structureisthatoftheRSICDataLibraryDLC75/BUGLE80andneutronabsorption,scattering,andfissioncrosssectionsusedarethosesuppliedbythislibrar'y.ThecoreshroudisType304stainlesssteel.ThecapsuleisalsomodeledasasolidpieceofType304stainlesssteel.ThereactorpressurevesselwallisSA302Bsteel.Thereactorcorewasmockedupashomogenizedfuelandwaterhavingthedensitiesfoundintheoperatingreactor.Thewaterinthecoreregionhasadensityconsistentwithsaturationconditionsattheoperatingpressureof1050psiaandacore-averagedsteamvolumefractionof0.30~Thewaterin'thedowncomerhasadensityconsistentwithaninletsubcoolingof23Btu/pound.Finally,thefuelwasasourceofneutronshavingaU-235fissionenergyspectrum.Therelativeowerintheassembliesnearestthecapsule,duringheintervalthecapsulewasinthereactor,isshowninFigureK-17'~~"'.AplaneviewoftheNineMilePointReactorphysicalgeometryatthecoremidplaneisshowninFigureK-1andbecauseofsymmetryincludesonlya1/8thsegment.Theneutronspectrumatthecapsulecenter,ascalculatedbyDOT,isshowninFigureK-2.Alsoshownforcomparisonisthefissionspectrum.Thefissionspectrumwasnormalizedtocontainoneneutron/cm~/secabove1.0MeV.Theneutronspectrumatthecapsulecenterwasnormalizedtocontainthesamefluxasthefissionspectrumat1.0MeVenergy.Ascanbeseen,thecapsulespectrumisconsiderablyharderthanthefissionspectrum.Thisiscausedbyneutrontravelthroughwater.K-10 di0 2801513300Capsule2402005)CV160E0u.56$6.95.991.021,081,091,19$3.49"'.93.931.061.051.121.15.39.79$0.93.851.041.04~50.99~53.88~52V4pCgO~~a4yNg4y120801.01,074~4~400080120DistanceFromCore.Center(cm)240280FIGUREK-l.NINEMILEPOINTCORE,INTERNALVESSELSTRUCTURES,ANDVESSELWALLGEOMETRYUSEDINTHEDOTCALCULATION f'I 1.0FissionSpectrumNeutronSpectrumatCapsule10.1>102gulCEk10'3LeILILIIIIIIL~)IIIILeansIIIIILew~~IIIIIIIIlcmmme10I10'1216NeutronEnergy(MeV)24FZGUREK-2COMPARZSONOFDOTSPECTRUMAT300DEGREENZNEMILEPOZNTSURVEILLANCECAPSULEWZTHFZSSZONSPECTRUMK-12

BaseduponthefluxescalculatedbyDOTatradialmeshes54and55andcircumfenentialmeshes6and7(themeshesusedtorepresentthecapsuleandtheregioninwhichthefluxmonitorswereplaced),effectivecrosssectionsa~(E>0.1MeV)andG~(E>1.0MeV)definedas:cr(E>E,)0(E)dEE,werecalculatedforiron,nickel,andcopper.TheresultsareshowninTableK-4.Othernuclearconstantsneededinthethirdstepoftheflux-findingprocedurearegiveninTableK-5.Inthethirdstep,thefullpowerfluxatthecapsulelocationisdeterminedfromtheradioactivityinducedinthemonitorfoils,theeffectivecrosssectionscalculatedforthemonitorelements,andthepowerhistoryofthereactorduringcapsuleexposure.Thefluenceatthecapsuleisthencalculatedfromtheintegratedpoweroutputofthereactorduringtheexposureintervalusingthefollowingequation:)(E>E)=A/[Na(E>E)C]Thisequationwasusedtofindfluxesbasedonthemeasuredsurveillancecapsuleactivations.Thetimeintervalsweretakenasonemontheachandatimeintegratedrelativepowervalueforeachmonthwasusedforthefractionalpowerlevelvalues.CalculationsofthefluxandfluenceweremadewiththeDECAYcode.Thereactorpowerhistorywassuppliedinaprivatecommunication'

~'

TABLEK-4.CROSS-SECTIONSFORTHEIRRADIATEDFLUXMONITORSCALCULATEDFROMFLUXESATCAPSULECENTEROFTHENINEMILEPOINT300-DEGREESURVEILLANCECAPSULEDosimeterMaterialE>0.1MeVCross-SectionsBarnsE>1.0MeVFeCuNi1.01x101.77x10~1.28x10i1.76x10i3.09x10~2.23x10iTABLEK-5.CONSTANTSUSED'IINDOSIMETRYCALCULATIONSFORTHENINEMILEPOINT300-DEGREESURVEILLANCECAPSULEReactionTargetPercentIsotopicAbundancePercentThresholdEnergy,MeVProductHalf-Life~'Fe(n,p)~'Mn"Cu(n,a)"CoseNi(n,p)ssC99.865Fe99.999Cu99.927Ni5.8269.1767.772.56.12.1312.6days5.27years71.2daysK-14 0

K.2.2.DosimetrResults~~~Thesurveillancecapsulewaslocatedatthe300-degreeazimuthalpositionatapproximatelythecoremidplanepositionandat7/16-inchfromtheinnerpressurevesselwall.Thiscapsulewasinthereactorfor"2913equivalentfullpowerdaysorabout7.98equivalentfullpoweryears.TheNineMilePointNuclearGeneratingPlantdesignthermaloutputis1850MW.TheneutronmonitorwiresfromCharpypacketsP7andP8weecountedtodeterminetheirspecificactivity.TherecommendedASTMprocedures~~~"~~"'~'"As~"'~'werefollowedindeterminingthespecificactivityofthewires.Eachdosimetermonitorconsistedofanapproximately4-inchlengthofwirewhichwasrolledintoasmallcoilforcounting.Thecountratewasdeterminedforeachwire~Thefastfluxandfluencecalculatedusingthecountratethereforerepresentedanaverageoverthe4-inchlengthofthatwire.TheE>O.lMeVandE>1.0MeVfullpowerfluxandfluencecalculatedfrominitialstartuptoMarch1982aregiveninTableK-6andTableK-7.,respectively,foreachfthedosimeterwiresalongwiththeaverageofthefluxandfluencederivedfromeachwireandtheaveragevaluesforFe,Cu,andNi.Inaddition,theaveragevaluesoftheresultsforFeandCuaregiven.TheNiresultswerenotusedbecausetheveryshorthalflifemakesitsresultsdependentononlythelatestoperatinghistory.Usingtheaveragefluxesof3.32x10n/cm/secforE>0.1MeVand1.90x10'/cm'/secforE>1.0MeV,thefluxesatfullpowerattheinsideofthepressurevesselwall,at1/4Tandat ktfA4 3/4Tdirectlybehindthecapsule(300-degreeorientation)andatthemaximumposition(285.66-degreeorientation)werecalculated.ThefluxresultsaretabulatedinTableK-8.Theendoflife(EOL)fluenceswerealsocalculatedandtabulatedinTableK-8assumingareactorpressurevessellifetimeof40yearsandthereactoroperatedat80percentoffullpower.ThefinemeshandtimeintegratedrelativepowervaluesshowninFigureK-8foreachfuelassemblywasusedintheDOT4.3codetogeneratethevaluesinTableK-8.Aplotofneutronflux(E>1.0MeV)asafunctionofazimuthalangle(indegrees)isshowninFigureK-3.Thefluencevaluesatthemaximumpositionforinnervesselwall,1/4Tand3/4Tareplottedasafunctionoftimeinequivalentfullpoweryears(EFPY)fortheNineMilePointpressurevessel~~inFigureK-4.Theleadfactor,ice.,theratiooftheflux(E>1.0MeV)atthesurveillancecapsuletothelargestflux(E>1.0MeV)receivedbythevesselwallatanyazimuthallocation,isapproximately0.68(1.90x10'/2.80x10')atthevesselsurface.Thisresultindicatesthatthefluxatthecapsuleactuallylagsthefluxatcertainvesselwallpositions.Theleadfactorsatthepressurevessel1/4Tand3/4Tpositionswerecalculatedtobe0.99(1.90x10/1.91x10)and3.70(1.90x10/5.14x10),respectively.Theaccuracyofthefluencevaluesgeneratedisestimatedtobe+20percent.Althoughspecificactivitiesoffluencemonitorwirescanbedeterminedto+5percentaccuracies,uncertaintiesinneutronspectrumandspectrumaveragedcrossK-16 0

1010~Positionof300DegreeCapsuleANh10>CXuC0z~huinnergq~~'<<r3/gy108270290300310AzimuthalAngle(degree)320330FIGUREK-3.CALCULATEDFLUXATPRESSUREVESSELINNERWALL,1/4TTHICKNESSAND3/4TTHICKNESSASAFUNCTIONOFAZIMUTHALANGLEK-17

1018g(4'1101710160101520Time(fullpoweryean)2530FIGUREK-4.FLUENCEATINNERWALL1/4TAND3/4TPOSITIONASAFUNCTIONOFTIMEFORTHENINEMILEPOINTUNIT1REACTORVESSEL p's sectionsresultinthelargervariancesinthecomputedfluxandfluencevalues.TherateofdisplacementsperatomwasalsocalculatedusingthecrosssectionsfordisplacementavailablewiththeDETANcode.TableK-9showscalculatedvaluesofdisplacementsperatompersecondatfullpowerinthepressurevesselwallbehindthecapsuleandinthepressurevesselwallattheangleofpeakfluenceinthewall.TableK-9alsoshowscalculatedvaluesofdisplacementsperatomatthesesamepositionsinthewallfor7.98effectivefullpoweryearsofoperation(totimeof'capsuleremoval)andfor32effectivefullpoweryearsofoperation.K-l9 0

TABLEK-6.FLUXANDFLUENCEVALUESWITHENERGYGREATERTHAN0.1MeVATTHENINEMILEPOINT-UNIT1SURVEILLANCECAPSULE(300-DEGREEAZIMUTHALPOSITION)EnergyDosimeterMaterialFullPowerFlux(n/cm/sec)x10'luence*(n/cm')x10"O.lMeVFe(P7)(P8)AverageofFeCu(P7)(P8)AverageofCuNi(P7)(P8)AverageofNiAverageofFeandCu3.5493'103.3803.2533.2533.2533.2303.1173.1743.328.9338.0788.5068.1888.1888.1888'307.8447.9878.35*Fluencebasedon2913.1equivalentfullpowerdaysofoperation.a)P7referstobottompacketb)P9referstotoppacketReference-[ST84]

0 TABLEK-7.FLUXANDFLUENCEVALUESWITHENERGYGREATERTHAN1.0MeVATTHENINEMILEPOINT-UNIT1SURVEILLANCECAPSULE(300-DEGREEAZIMUTHALPOSITION)EnergyDosimeterMaterialFullPowerFlux(n/cm/sec)x10'luence(n/cm)x10"1.0MeVFe(P7)'P8)~AverageofFeCU(P7)(P8)AverageofCuNi(P7)(P8)AverageofNiAverageofFeandCu2.0331.8391.9361.8641.8641.8641.8511.7861.8191.905.1184.6294.8744.6914.6914.6914.6594.4944.5774.78*Fluencebasedon2913.1equivalentfullpowerdaysofoperation.a)P7referstobottompacketb)P9referstotoppacketReference[ST84]

TABLEK-8.FLUXANDFLUENCEINTHEPRESSUREVESSELWALLOFTHENINEMILEPOINT-UNIT1REACTOR-BEHINDTHESURVEILLANCECAPSULE(300-DEGREE)ANDATTHEAZIMUTHALANGLEOFMAXIMUMFLUXINTHEVESSELWALL(285.66-DEGREE)FullPowerFluxinVesselWallMaximum(285.66')BehindCapsule(300')FluenceinVesselWallEnergyLocationBehindCapsule(300')Maximum(285.66')March82(1)(MeV)(n/cm'/secx10')(n/cm'/secx10')(n/cmx10'EOL(2)March82(1)EOL(2)(n/cmx10")(n/cm~x10'(n/cmx10")>0.1>O.lI>1.0>1.0>1.01/4T3/4TSurface1/4T3/4T>0.1Surface3.192.851.311~511.020.2815.565.012.262.801.910.5148.037.173.303.802.570.7073.222.881.321.521.030.2841.401~260.5690.7050'810.1295.615.082.282.831.930.51(1)Fluencebasedon7.98effectivefullpoweryearsofoperation.*(2)Fluencebasedon32effectivefullpoweryearsofoperation.Reference[ST84]

gk TABLEK-9.ATOMDISPLACEMENTSINTHEPRESSUREVESSELWALLOFTHENINEMILEPOINT-UNIT1REACTORDislacementserAtomDislacementserAtomerSecondBehindCapsuleMaximum(285.66')LocationBehindCapsuleMaximum(285~66')March82(1)EOL(2)March82(1)EOL(2)Surface1/4T3/4T2.56x10~1.79x1096.19x10"4.82xlO~3.28xlO91.10xlO90.6440.4520.1562.5821.8130.6261.2140.8250.2774.8683'081.111(1)Fluencebasedon7.98effectivefullpoweryearsofoperation.(2)Fluencebasedon32effectivefullpoweryearsofoperation.Reference[ST84]

APPENDIXLNINEMILEPOINTVNIT1RT~DETERMINATION i,

FINALREPORTentitledNINEMILEPOINTUNIT1RTrDETERMINATIONto,NiagaraMohawkPowerCorporation301PlainfieldRoadSyracuse,NY13212byDr.MichaelP.Manahan,Sr.September28,1990NPNConsultin~213TeaherryCircleStateCO11egegPA16803(814)234-8860 0

IMPORTANTNOTICEREGARDINGCONTENTSOFTHISREPORTThisdocumentwaspreparedbyDr.MichaelP.Manahan.TheinformationcontainedinthisreportisbelievedbyDr.Manahantobeanaccurateandtruerepresentationofthefactsknown,obtainedorprovidedtoDr.Manahanatthetimethisreportwasprepared.Dr.Manahandoesnotmakeanyrepresentationorwarranty(expressorimplied)astothecompleteness,accuracyorusefulnessoftheinformationcontainedinthisdocumentorthatsuchuseofsuchinformationmaynotinfringeprivatelyownedrights;nordoesheassumeanyresponsibilityforliabilityordamageofanykindwhichmayresultfromsuchuseofsuchinformation.L-3 tia>i COPYRIGHTNOTICETheRopymethodologyisthepropertyofDr.Manahan.PermissionisherebygrantedtoNiagaraMohawktousetheresultsobtainedusing,.thismethodology,fortheNineMilePointUnit1P-Tcurveanalysis.Useofthemethodology,otherthanforNineMilePointUnit1,isforbiddenwithoutpriorwrittenapproval.M.P.Manahan,1990~~L-4 W4 TABLEOFCONTENTS

1.0INTRODUCTION

1.1Purpose2.0WELDMATERIALANALYSIS~~0~~7~~~82.1WeldW5214/5G13FAnalysis2.1.1cr,Analysis2~1~2RopyAnalysis2.1.3SummaryofFindings8911162.2BeltlineWeldAnalysis16-.'.3.0PLATEMATERIALANALYSIS3.1BaseMetalcr,3.2RTp~Analysis.

4.0CONCLUSION

S0~~~~~~~~~~19~~~19~~~1928.0REFERENCES....................'...30

LISTOFFIGURES2-12-2CharpyImpactEnergyVersusTestTemperatureforIrradiatedWeldSpecimensfromtheNineMilePointUnit1300DegreeCapsule.............10RT~~AnalysisforSurveillanceCapsuleWeldMaterialW5214/5G13F..................152-3RT~~AnalysisforBeltlineWeld86054B/4E5F......183-1CharpyDataFitforBaseMetalPlateG 3/G 4223-23 3-6CharpyDataFitforBase.PlateG 3/G 4(T-L)CharpyDataFitforBasePlateG 1-5.CharpyDataFitforBasePlateG-307-3CharpyDataFitforBasePlateG-307-4CharpyDataFitforBasePlateG-307-10MetalMetalMetalMetalMetal~~23.24.25.26~27L-6

LISTOFTABLES2-1SummaryofRTQQ70,,andCharpyIndicesforWeldW5214/5G13F..................162-2RT~~DataforBeltlineWelds...............173-1RT+~,0'andCharpyIndicesforUnzrradiatedBeltlinePlates..............21L-7

1.0INTRODUCTION

1.1PuroseAnanalysiswasperf1ormedtoestablishbestestimatevaluesfortheRT~~anda,termusedinRegulatoryGuide1.99(Rev.2)calculationsfortheNineMilePointUnit1(NMP1)beltlineplateandweldmaterials.SufficientdataarenotavailabletodeterminetheRTgp~instrictconformancewiththecurrentASMEcoderules.Inthecaseoftheweldmetals,onlythreeunirradiatedCharpytestswereconductedat10'F.Charpytransitionbehaviordataareavailablefortheplatematerials,however,therearenodropweightdataforallofthebeltlinematerialsexceptforplateG 3/G 4.Themethodologyusedwasfirstdescribedin{MA85]andwasspecificallydesignedtoaddress,theproblemofRTz~determinationincaseswheretherearenotsufficientdataavailabletosatisfytheASMEcoderequirements.TheresultsoftheseanalysesarepresentedinSections2.0and3.0ofthisreport.ConclusionsandrecommendationsconcerningtheuseofthesedataareprovidedinSection4.0.L-8

2.0WELDMATERIALANALYSISTheobjectiveoftheweldmaterialanalysisistocalculateastatisticallymeaningfulo,forthebeltlineweldswhichcanbeusedintheMargintermoftheRegulatoryGuide1.99-Rev.2(RG1.99(2))model.Also,theinitialRTpTofeachofthebeltlineweldsandthesurveillancecapsulematerialwascalculatedusingManahan'sstatisticallybasedcalculativeprocedure[MA85b].TheonlyunirradiatedfracturebehaviordataavailablefortheweldmaterialsisCharpydataat10'F[MA90,BY90].Irradiateddataforthesurveillancecapsulematerial,designatedweldW5214/5G13F(wireheatno./fluxlotno.),isalsopresentedinReference[MA90].Boththeirradiatedsurveillancedataandtheunirradiateddataforeachweldwereusedtocalculateo,andtheRTpTofeachbeltlineweld.AsdescribedinReference[MA90],thebasemetalCharpyspecimensweremachinedwiththeirlongaxesralleltotheplaterollingdirection.Therefore,thecrackplaneisorientedtransversetothematerialgrain(L-Torientation).Theweldspecimenlongaxiswasmachinedtransversetothewelddirection.Sincetherearenomicrostructuraldataavailableforthewelds,it'hasbeenassumedthatthematerialisisotropicandnocorrectionforgrainorientationwasmadeintheRTgpTanalysis.Unlikebasemetalplates,theweldmaterialgenerallydoesnotexhibitgrainorientationeffectsand,therefore,theCharpyspecimenorientationisnotcriticalforweld.materials.2.1WeldW52145G13FAnalsisWeldW5214/5G13Fisthesurveillancecapsuleweld.Unfortunately,thisweldwasnotmadeusingthesamewireorfluxasthebeltlinewelds.However,theweldmaterialsweremanufacturedbythesamesuppliersforthebeltlinematerials(RACOg3wire,ArcosB5flux)andtheCuandNicontentisrepresentativeofthebeltlineweld1248/4M2F.[BY90,MA90](DataontheCuandNicontentoftheothertwobeltlineweldsL-9

isnotavailable.)Therefore,ithasbeenassumedthatthecapsuleweldmaterialissimilartothebeltlineweldsintermsofitsmechanicalbehaviortrend.TheirradiatedCharpydataforthecapsuleweldmaterialwasanalyzedusingtheSAMMcFRACcode[McFRAC).TheSAMMcFRACcodehasbeenQAverifiedinaccordancewithThePennsylvaniaStateUniversity,NuclearQualityAssuranceProgram.Thiscodeisbasedonanon-linear,leastsquares,regressionanalysisusingtheWeibullstatistic.TheWeibullstatistichasbeenshowntobethecorrectstatisticforanalysisoffracturedatabyconsideringthemicrostructuralmechanismsinvolvedinthefractureofferritic,pressurevesselsteels[MA85a].Theconfidencebandsaremeasuresof"thegoodnessoffit"anddonotindicatetheclassical954statisticalerrorspread.Thisuncertaintymustbeanalyzedusingconventionalstatisticalmethods.However,theMcFRACconfidenceintervalsareusedtomeasureconfidenceinthefitofaparticulardatasetaswellastheinherentscatterduetothefractureprocess.Theseerrorbandsmustbecalculated,particularly,forsparsedatasets,becauseinmanycasestheabilitytofitsparsedatadrivestheuncertainty.TheMcFRACanalysisfortheirradiatedcapsuleweldisshowninFigure2-1.Theo,termistheuncertaintyintheinitialRTgpydetermination.SectionIIIoftheASMEcoderequiresthat,bothdropweighttests,todeterminetheNDTT,andCharpytestsbeperformed.TheNDTTtemperaturedeter-minedbyfollowingASTME-208istheRT>>providedthat,at60'FabovetheNDTT,atleast50ft-lbs.ofenergyand35milslateralexpansionareobtainedinCharpyspeci-menswithcrackplanesorientedintheweakdirection.Theweakdirectionistransversetothedirectionofmaximumworking(T-Lorientation)forbasemetal.

e 10NINEINILEPOINTUNIT5~IRRADIATEDWELD300DEGREECAPSULE{'I,2)EXPERIMENTALDATA150125ClII-IL100C97550V264Aj4JJ4ja4/ggJkkWEIBULLFITTRANSITIONWEIBULLFITUPPERSHELF--HYPERBOLICTANGENTFITCONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)-'I50150TESTTEMPERATURE(F)CONFIDENCELIMIT(95%)FIGURE2-1:CHARPYIMPACTENERGYVERSUSTESTTEMPERATUREFORIRRADIATEDWELDSPECIMENSFROMTHENINEMILEPOINTUNIT1300DEGREECAPSULE

11Therefore,cr,shouldreflecttheuncertaintyineitherthedropweighttestortheCharpytestdependingonwhichtestultimatelydeterminedtheRTDz.Asdescribedbelow,CharpydataareusedtodeterminetheRopyandtherefore,a,isdeterminedbyestimatingtheuncertaintyintemperatureatthe50ft-lb.energylevel.BasedonexaminationoftheconfidenceintheMcFRACfitat50ft-lb.,cr,(fit)=14.0'F.Analysisofthestatistical954confidenceintervalforthedatayieldscr,(experimental)=12.5'F.BasedonexaminationoftheLWRdatabase,Odette[OD86]hasshownforweldsthat,cr,(database)=18.0'F.TheuncertaintyforweldW5214/5G13FishigherthanthatoftheLWRdatabasebecauseofthesparsityofdatainthetransitionregion.Additionaltestingwouldreduceo,(fit)ande,(experimental).Therefore,thefinalo,wasdeterminedusingaweightedaverageofplantspecificandgenericdataconservativelyassumingtherewereonlytendatapointsinthedatabaseanalyzedbyOdette,toyieldcr,=17'F.Thisvalueforcr,isrecommendedforusein[RG1.99]Margintermcalculationsforallofthebeltlineweldmaterials.ManyoperatingpowerplantswerebuiltwhencurrentregulationsconcerningestablishmentoftheinitialRT~~werenotinforce.Znmanycases,insufficientdropweightandCharpydataareavailabletodeterminetheRT~~inaccordancewiththecurrentSectionXIIoftheASMEcode.Priorto1972,theASMEcoderecpxiredthattheaverageofthreeCharpyspecimensbeatleast30ft-lb.atadesignatedtemperature,withnosingleimpactenergylessthan25ft-lb.Thesearetheruleswhichwereusedforthevessel.TheNRCBranchTechnicalPosition,MTEB5-2,containsaprocedureforestimatingtheRT~~basedongenericdata.However,thisapproach

12isoverlyconservativeforsomematerialsanddoesnottakeadvantageoftheuseoflimitedunirradiatednorirradiateddataintheanalysis.GEalsohasagenericmodelwhichisbasedonatransitionregionslopeof.5ft-lb./'F.However,thismodel,liketheNRCmodel,isgenericandlacksstatisticalrigor.Neutronirradiationofpressurevesselmaterialscauses:anincreaseinthe30ft-lb.transitiontemperature2)aloweringoftheuppershelf3).adecreaseintheslopeofthetransitionregion[OD86]Inaddition,Odettehasshownthatthetransitionregionoccursoveranapproximatelyconstantintervaloftemperature.Odettepointedoutthatthisfact,inconcertwithacontinuousdecreaseofuppershelfenergy(USE),requiresthatthe'transitionregionslopemustdecreasewithirradiation.Theaveragevalueofthetransitiontemperaturerange,6T~,isabout200F+45Fforwelds.Thesedata,alongwithOdette'syieldstrengthmodel,canbeusedtoprovideanaccurateestimateoftheRTQ7ofthebeltlineweldmaterialsassumingthattheNDTToccursatalowertemperaturethanthetemperatureatwhichthreeCharpyspecimenswouldexhibit50ft-lbs.ofenergyminus60.ThisassumptionisaccurateformostpressurevesselmaterialsbecausetheNDTTisexpectedtooccuratornearthebrittlenesstransitionregionneartheonsetofthelowershelf.AnalysisoftheLWRASTMA533Bdatabasesubstantiatesthisassumption.Inthe23casesanalyzed,theNDTTwaslessthanorequaltotheRT~~.In15outof23cases,theRT~~wasdeterminedfromtheCharpydata.TheaveragedifferencebetweentheactualRTgp~andtheRTgp7estimatedusingtheReference[MA85]approach II 13was8'Fforweldsand10'Fforbasemetal.Theaveragenetdeviationisabout4.3'Fforplateandweld.AsimilaranalysiswasconductedforASTMA302Bdata.Inallofthe17casesanalyzedtheNDTTwaslessthanorequaltotheRT~T.TheRTgpTwasdeterminedfromCharpydatain13ofthe17cases.TheaveragebetweentheASMEcodedeterminedRT~TandthatdeterminedusingReference[MA85]was8',andtheaveragenetdeviationwas4.4'Fforthebasemetal.Giventhesefactsandobservations,theapproachtoRTgp7determinationistodetermineatemperature,T50T(forT-Lorientation),atwhichthreeCharpyspecimenswouldbeexpectedtoyieldgreaterthan50ft-lbsofabsorbedenergy.TheT50TisdeterminedbyanalyzingtheuncertaintyintheCharpydatainthetransitionregion.TheTzo~temperatureisdefinedasthe,temperatureatwhichthemeanCharpycurveminus50ft-lbsequals20E.OncetheT50~temperatureisdetermined,theRTgp7istakentobeT50~'minus60'F.Thisbasicapproachwasusedforbothplatesandwelds.Intheweldanalysis,additionalstepswerefollowedsincefullCharpycurveswerenotavailablefortheunirradiatedwelds.TheprocedureusedtocalculatetheRTN07fortheOysterCreekweldsisasfollows:~Ste1~Ste2~Ste3UsingOdette'syieldstrengthmodel[OD86],calculatetheunirradiateduppershelfenergy(USE).DrawahorizontallineattheUSE'evelandpassalinethroughtheunirradiateddatawhichintersectstheUSE'inesuchthatthetransitionregionspans2004F.Verifythereasonablenessoftheslopebycomparisonwiththeirradiatedtransitionregionslope.Estimatethe954confidencebandforenergyatthe50ft-lb.level.L-14 v

14~Ste4UsingtheresultsofSteps2)and3),determinethetemperatureatwhich50ft-lb.isachievedandsubtract60'FtoobtaintheRior~SteS(Optional)Zfsufficientdataexists,usetheOdetteyieldstrengthmodeltocalculatethetransitiontemperatureshiftatthe30ft-lb.level(6T>Q)andcomparewiththeST3QobtainedaboveandwiththeRG1.99(2)modelprediction.Forweld85214/5G13F,theunirradiatedUSEwascalculatedtobe:USE'128ft-lb.TheresultsoftheStep2)graphicalanalysesarepresentedinFigure2-2.AsdiscussedinReference[OD86],theentireirradiatedCharpycurvecanbepredictedknowingonlythechangeinyieldstrengthduetoirradiationandtheunirradiatedCharpycurve.ThisprocedurewaswoxkedinreverseusingtheirradiatedCharpycurveandthechangeinyieldstrength.ThemeasuredslopeoftheirradiatedCharpycurveis0.539ft-lb/'Fwhichisingoodagreementwiththeirradiateddataasshown'nFigure2-2.Thecalculatedslopeoftheunirradiatedtransitionregionis0.645ft-lb/'F,whichisslightlylargerthantheirradiatedcurve,asexpected.ThethirdstepoftheRTQTanalysiscallsforanassessmentofthestatistical954confidenceband(2u)Eforenergymeasurementatthe50ft-lb.level.Twoseparatecalculationswereperformed.Thefirstapproachusesthe2'ariationinenergyatthe50ft-lb.level.Thisresultsin:2aE(fit)=13.5ft-lb.Thesecondapproachconsistsofanassessmentofthe954confidenceintheexperimentaldata.Thisapproachyields:2v~(experimental)=12.0ft-lb.Theproceduredefines2@~asthelargerof20E(fit)and2'~(experimental),withthelowerboundbeing10ft-lb.Therefore,forweldW5214/5G13F:2aE=10ft-lb.

~e'IVIA.

15126II-100C976K4L4OaAAgiikgigal@r/rare4300--TESTTEMPERATURE(F)NINEINILEPOINTUNIT1~VfELD5214/6613F(SURVEILLANCE%ELD)150IRRADIATEDDATANEIBULLFITTRANSITIONNEIBULLFITUPPERSHELFHYPERBOLICTANGENTFITCONFIDENCELIMIT(85%)"CONFIDENCELIMIT(95%)CONFIDENCELIMIT(85%)CONFIDENCELIMIT(95%)UNIRRAOIATEDDATAUNIRRADIATEDCHABPYCURVEFIGURE22RTg)7ANALYSISFORSURVEILLANCECAPSULEWELDMATERIALW5214/5G13F'

16SincethethreedatapointsforweldW5214/5G13Fwereover50ft-lb.,theRT~zistakentobe:RT~~(weldW5214/5G13F)=10'F-60F=-50'F.InordertodemonstratethevalidityoftheRT~~approach,theReference[MA85)procedurewasfollowed.InaccordancewithStep4,threeCharpyspecimenswithenergiesinexcessof50ft-lb.wouldbeexpectedatatesttemperatureof20'F.Therefore,theRTz~usingthisapproachwouldbe-40'F,whichisincloseagreementandslightlyconservativewhencomparedwiththemeasuredCharpydata.2.1.3SummarofFindinsBasedonthestatisticalanalysispresentedabove,avalueofo>of17'Fisjustifiedforthebeltlinewelds.AninitialRTgQ7of-50hasbeenestablishedforweldW5214/5G13F.Also,unirradiatedCharpyindiceshavebeenestablishedforthecapsuleweldmaterial.ThesedataaresummarizedinTable2-1..TABLE21SUMMARYOFRT()7~0)ANDCHARPYINDICESFORWELDW52145G13FDescritioncr,RTvov2G~T3QunirradiatedUpperShelfEnergy(unirradiated)Best,EstimateValue17F-50F13.5ft-lb.-32F128ft-lb.2.2BeltlineWeldAnalsisTheRT~~determinationforthebeltlineweld86054B/4E5FwasmadeasdescribedinSection2.1forweldW5214/5G13FL-17 0

17becausethedataat+10arewellabove50ft-lb.However,thecalculatedRTgQ7usingthe[MA85]procedureis-53'F.Sincethereisasmalldifference(3'F)betweenthecalculatedandexperimentalvalue,theRT~~wastakentobe-50'F.ThedataforweldS1248/4M2FAND1248/4K13Fwereabove50ft-lb.at10FandtherefoletheRopywasdeterminedexperimental1yforthesematerialsaswell.TheresultsarepresentedinTable2-2andFigure2-3.TABLE22RT()~DATAFORBELTLINEWELDSWeldIdentificationRTor~F86054B/4E5F1248/4M2F'248/4K13F-50-50-50 E'I 18NINEMILEPOINTUNITINELD860548/4ESF150125II100CV5K50+UNIRRRDIATEDDATAUNIRRADIATEDCHARPYCURVE300TESTTEMPERATURE(F)FFIGURE23RT~)~ANALYSISFORBELTLINEWELD86054B/4E4FL-19 t'

193.0PLATEMATERIALANALYSIS1Inthecaseofthebasemetalplates,fullunirradiatedCharpycurvesareavailableforeachbeltlineplate.Thesurveillancecapsulebasemetal'pecimenswerefabricatedfromplateG 1[MA90).Itispossibletocalculateao>foreachplateaswasdonefortheirradiatedweld.However,avalueofa,=0isrecommendedforalltheplatesexceptG 3/G 4.Theo<forG 3/G 4istakenas2'FsinceexperimentaldatawasusedandconventionalASMEtestpracticesfollowed.Justificationofu,=0fortheremainingplatescomesfromthefactthatManahan'sRTz~determinationisgenerallyconservative,theT)pgistakentobeapointwheretheASMECharpycriterionisexpectedtobesatisfiedwithhighconfidence,andtheL-TtoT-Lorientationcorrectionwastakentobe24Fwhichis4FhigherthanthatrecommendedinBranchTechnicalPositionMTEB5-2.Thevalueofcr,=2wasobtainedbytakingtheRopyfoundusingManahan'smethod,subtractingtheASMEdeterminedRopyanddividingby2(roundingup).Theresultsoftheo',analysisaregiveninTable3-1.TheRTgpzwasdeterminedinasimilarmannerasdescribedinSection2.1.2,exceptthatthetemperatureatwhich50ft-lb.ofenergywouldbeobtainedinthreeCharpyspecimenscouldbedetermineddirectlyfromtheCharpycurves.First,theunirradiateddatawas-fitusingtheSAMMcFRACcode.Then,the954confidenceintervalinenergy(2cr<)wasdeterminedusingthemoreconservativevalueofeitherthefituncertaintyatthe50ft-lblevel(2cr~(fit))orthedeviationofthedatafromthemeaninthetransitionregion(2v~(experimental)).Ifbothofthesemeasuresarelessthan10ft-lbs,then10ft-lb.wastakenasthe2cr<value.Otherwise,thelargerof2az(fit)or2vz(experimental)wasused.The10

20ft-lb.uncertaintywasjudgedtobeareasonableandconservativevaluebasedonobservationofmanydatasetsintheLWRdatabase.After2a'~wasdetermined,thetemperature,T><<(L-Torientation),atwhichthreeCharpyspecimenswouldexhibit50ft-lbsofabsorbedenergywasdetermined.ThistemperaturewastakentobethetemperatureatwhichthemeanCharpycurveminus50ft-lbs.equals2cr~.Once,theT><<temperatureisdetermined,theRTzz(L-T)istakentobeT><<minus60'F.TheCharpyspecimenstestedfortheplatematerialshadanL-Torientation.TheASMEcoderequirestestingusingtheT-Lorientationbecauseitisthelimitingorientation.GeneralElectricrecommendsadding30'FtotheRT~~obtainedCusingL-Tspecimens.Similarly,BranchTechnicalPositionMTEB5-2recommendsadding20F.AnalysisoftheEPRIdatabasepresentedin'MA89]indicatesthat30'Fisappropriate.Therefore,intheabsenceofmaterialspecificdata,MPMConsultingrecommendsusing30'F.However,reference[MA90]reportedanL-TtoT-LCharpycurvetransitionof24'Fatthe30ft-lb.level.Therefore,basedonthematerialspecificdata,theL-TtoT-Lcorrectionusedhereinwas24'F.TheresultsoftheanalysisaresummarizedinTable3-1andtheMcFRACfitsaregiveninFigures3-1through3-6.

I,kr TABLE3-1:RToT~<TrANDCHARPYINDICESFORUNIRRADIATEDBELTLINEPLATESDescritionPlateG 3G 4PlateG 1BestEstimateDataPlateG-307-3PlateG-307-4PlateG-307-10<7)RT07(1)RTNoT(2)2<TET302F-24F(L-7)-3'F<7-L)11ft-lb.-26OF<L-7)O'(7-L)0F12F(L-7)36F(7-L)10ft-lb.8FOF40F<<-7)F(7L)11ft-lb.-14F0F16F(L-7)0F-4F(L-T)0F-3F40F(T-L)20F(7-L)10ft-lb.10ft-lb.UpperShelfEnergy('unirradiated)96ft-lb.<L-T)88ft-lb.68ft-lb.(7-L)112ft-lb.81ft-lb.115ft-lb.L-Torientation.P-TcalculationsrequireRT+7tobedeterminedfortheT-Lorientation.'T-Lorientation.Obtainedbyadding24'FtotheL-TorientationdataforallplatesexceptG 3/G 4.Thevaluewasdeterminedexperimentally.(3)Fractureappearancedataarenotavailableforanybeltlineplates.Uppershelfdatawasidentifiedbytheshapeofthecurvefit.

he'r 22NINEMILEPOINTUNITI~UNIRRADIATEDBASE-METALG&3/G&4(02)~EXPERIMENTALDATA100CQII-U80AeALA+JlSAAWEIBULLFITTRANSITIONWEIBULLFITUPPERSHELFHYPER8OLICTANGENTFITAAAAA-'I00-50050'I00'I60200260TESTTEMPERATURE(FjCONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)FIGURE3-1:CHARPYDATAFITFORBASEMETALPLATEG 3/G 4L-23

23NINEMILEPOINTUNITI~UNIRRADIArPDBASPMETALQg3(QL)(I2)EXPERIMENTALDATA120100IXtII-80Qeo40V20A-'IOO-60,050100160200260TESTTEMPERATURE(F)WEIBULLFIYTRANSITIONHYPERBOLICTANGENTFITCONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)CONFIDENCEL'IMIT{95%)FIGURE3-2:CHARPYDATAFITFORBASEMETALPLATEG 3/G 4(T-L)L-24

24NINEMILEPOINTUNITI~UNIRRADIATEDBASE'ETALG 'I(l,2)EXPERIMENTALDATACZ0400QlIIL80CeOILI40Vzo-.'IOQ-50050'I00160200260TESTTEMPERATURE(F)WEIBULLFIYTRANSITIONHYPERBOLICTANGENTFITCONFIDENCEuMn(95%)CONFIDENCEuMn(95%)CONFIDENCELIMIT(95%)CONFIDENCEuMn'95%)Fj:GURE3-3:CHARPYDATAFITFORBASEMETALPLATEG 1L-25

'C NINEMILEPOINTUNITI~UNIRRADIATEDBASElNETALG-30V-3(1a)~EXPERIMENTALDATA'I00II80C6040V20LLSLl~IPA0-100-50050'I00'I50200260TESTTEMPERATVRE(FjWEIBULLFl'YTRANSITIONHYPERBOLICTANGENTFITCONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)CONFlDENCELIMIT(95%)FIGURE3-4:CHARPYDATAFITFORBASEMETALPLATEG-307-3

26NINEINILEPOINTUNIT1~UNIRRADIATEPBASEMETALg3074(11)~EXPERIMENTALDATA120CQ100IILL8040V20LACJLLAIL<WEIBULLFITTRANSITIONWEIBULLFITUPPERSHELFHYPERBOLICTANGENTFITCONFIDENCEuMn.(95%)CONFIDENCELIMn(e5%)CONFIDENCEuMn(95%)0CONFIDENCE-100-5005010015Q200250LIMIT(95%)TESTTEMPERATURE{F)FXGURE3-5:CHARPYDATAFITFORBASEMETALPLATEG-307-4L-27 ll0 27NINEMILEPOINTUNIT1~UNIRRADIATEDBASEMETALQ-307-10(1,2)EXPERIMENTALDATA120WEIBULLFIYTRANSITION100II-80C60gk0~0J'-100-50050'I00150200250TESTTEMPERATURE(F)HYPERBOLICTANGENTFITCONFIDENCEuMn(95%)CONFIDENCELIMIT(95%)CONFIDENCELIMIT(95%)CONFIDENCEuMn(95%)FIGURE3-6:CHARPYDATAFITFORBASEMETALPLATEG-307-10L-28

2

84.0CONCLUSION

SThefollowingRT~zresultswereobtained:PlateG 3/G 4G 1'-307-3G-307-4.G-307-.10RT~pz(TL)oF36284020C)oFWeldW5214/5G13F86054B/4E5F1248/4K13F1248/4M2FRTunzoF-50-50-50-500)oF17171717Thedatareportedherewascomparedwiththecalculationsre-*portedin,reference[MA90a].ThesurveillanceweldsforOysterCreekandNMPlareidentical.Also,thebeltlinewelds1248/4M2Fand86054B/4E5Farethesamefoxthetwoplants.TheRT+zresultsforthesurveillanceweldandweld1248/4M2Fwereexactlythesameforthetwoplants,andtheRT+zsforweld86054B/4E5Fdifferedbyonly8'Fusingthe[MA85]procedure.Thus,theagreementforthetwoindependentcalculationswasquitegood.TheweldRT~zsarealsoconsistentwiththegenericRT~zvalueof-56'Freportedin[BY90].InadditiontofirmlyestablishingtheRT~zforallofthebeltlinematerials,afurtherbenefitofthisanalysishasbeenthedeterminationofthesurveillanceweldT>QandUSE.Uptotheresent,theweldsurveillancedatahasbeenoflittlevaluesince 0

29the4T>0and4USEcannotbecalculated.However,thecalculationsreportedhereinhavedeterminedtheunirradiatedTzotobe-32'FandtheUSEtobe128ft-lb.Inthefuture,considerationshouldbegiventoobtainingacooperativeagreementwithGPUNucleartosharesurveillancesdataforNMP1andOysterCreek.Thesetwounitsareofthesamedesignandvintageandhaveseveralidenticalmaterials.Thetwodatabasescanbecombinedtoyieldaccurateplant-specifictrendcurves.Also,itwouldbedesirableinthefuturetoannealthesurveillanceweldmaterialanddirectlymeasuretheCharpypropertiesofthematerial.Thesedatacouldbeusedtoverifythecalculationsandpossiblyreducetheuncertaintyinthemodels.L-30

305.0REFERENCES[BY90]Byrne,S.T.,"NiagaraMohawkPowerCorporationNineMilePointUnit1ReactorVesselWeldMaterials",ReportNo.86390MCC001g6/13/90~[MA87]Manahan,M.P.,BCD-763-87-1,"SurveillanceCapsulesA'ndC'orNineMilePointUnit1",FinalReportfromBattelletoNiagaraMohawk,September30,1987.[MA85]Manahan,M.P.,"ProcedurefortheDeterminationofInitialRT~~inCaseswhereLimitedBaselineDataareAvailable",11/85[MA85a]Manahan,M.P.,Quayle,S.F.,Rosenfield,A.R.,andShetty,D.K.,<<StatisticalAnalysisofCleavage-FractureData",Invitedpaper,ConferenceProceedinsoftheInternationalConferenceandExhibitiononFatiue,CorrosionCracking,FractureMechanics,andFailureAnalysis,SaltLakeCity(December2-6,1985).[MA89]Manahan,M.P.,"AStatisticallyBasedProcedureforDeterminationofRT~~WhenLimitedMaterialsDataareAvailable",inpreparationforTheJournalofNuclearTechnology.[MA90]Manahan,M.P.,NMEL-90001,"NineMilePoint.Unit1SurveillanceCapsuleProgram",FinalReportfromPennState/BattelletoNiagaraMohawk,December,1990.[MA90a]Manahan,M.P.,"RT~~andcr,AnalysisfortheOysterCreekNuclearGeneratingStationPressureVesselBeltlineMaterials",FinalReporttoGPUNuclearCorporation,April11,1990.

-[McFRAC)Manahan,M.P.,et.al.,"StatisticalAnalysisMethodologyforMechanicsofFracture",FinalReporttoBattelle'sCorporateTechnologyDevelopmentOffice,1984[OD86]Odette,G.R.,Lombrazo,P.M.,"TheRelationBetweenIrradiation-HardeningandEmbrittlementofPressureVesselSteels",Proceedingsofthe12thASTMSymposiumontheEffectsofIrradiationonMaterials,1986[RG1.99]RegulatoryGuide1.99,Revision2,"RadiationEmbrittlementofReactorVesselMaterials",May,1988L-32