ML18024A089

Susquehanna Units 1 and 2 - Letter Replying to the Questionnaire Contained in the December 6, 1977 Letter and Attaching an Updated Response for Unit 1 and a Complete Response for Unit 2

ML18024A089
Person / Time
Site:	Susquehanna
Issue date:	03/31/1978
From:	Curtis N W Pennsylvania Power & Light Co
To:	Parr O D Office of Nuclear Reactor Regulation
References
Download: ML18024A089 (31)

Text

UMNUC~CRRSQULATORYC~ISSIONNRCFOE~M196IS-7B)'PCOISTRlBUTlON-oRPART50DOCKETMATERlALOOCIi:BFI~tsb4saTO:MriOlanDiParrFROM:'P&LAllentown,PA18101NWCurtisOATtOFOOCUMSNT'33178DATGRBCSIVBO040578~LETTSRORIGINALQCOPYDESCRIPTIONQNOTORIZSCtliBCINCLASSIFISOINPUTFORM.NUMBSROFCOPIBSRBCBIVBDResponsetoNRCltrdtd12/06/77~~~Furnishingresponsestothe"QuestionaireforFractureToughnessPropertiesofOlderReactorVessels",consitingof:1~UpdatedresponseforUnit1,indludingcoppcontentforQ121~2(1),&quantifiedresponstoQ121~2(3)~2,CompleteresponseforUnit2~1p19pSEQUEHANNAUNITS1&2'cmQAJ0778s.w8~f</'.uaaeaMWg-FORACTION/INFORM/IATION1McL.EWMONIIENTALCHCHME-PROJECT'ANAGER".LXC;ASST=.~r~HW/YI.RuCHI3Oak.ASSIGaIEDAD-BRANCKCHI:F.B'.HARLESSINTERNALOISTRIBUTION.VS'YSTWASSI.TESAFETYeNVIROXANALYSXSDENTON~MJLLZRSSICZTAFFVG.TNT'4$ENGINEERTNGF.tdIC~OR'AFETYROSSNOVAK'OSZTOCZYCHECK>~CRS'(VTRONTCHERNST'0TCF.'NYS"SVLMR'~DRtdItRP'tCC~GViJ'.:-Wuc>:-TT)loCYSSE'.iTCA=GOR.NRCFORMq9$I~iS)<AL<.WNQI~FQC<MTERi4ALOISTRIBUTIONZQACRS(II'5CNTROLiVU(vlGSR/IiIa-(II780970005 TWONORTHNINTHSTREET,ALLENTOWN,PA.18101PHONEME{215)821-5151MAR011978Mr.OlanD.Parr,ChiefLightWaterReactorsBranchNo.3DivisionofProspectManagementU.S.NuclearRegulatoryCommissionWashington,DC20555P'!tIEtJMRi)~ogj(p~~pIrI]f'oC7~~CO~g<<CQCDSUSQUEHANNASESPRESSUREVESSELFRACTURETOUGHNESSPROPERTIESER100450FILE840-2PLA-237DOCKETNOS.50-387AND50-388

DearMr.Parr:

Attachedarecompleteresponsestothe"QuestionaireforFractureToughnessPropertiesof,OlderReactorVessels"containedinyourDecember6,1977letter.Apartialresponsehad.beensenttoyouinourFebruary16,1978letter(PLA-218),sinceallofthedatarequested.byyouwasnotavailableatthattime.Theattached.informationconsistsof:1.AnupdatedresponseforUnitl.ThisresponsenowincludesthecoppercontentforQ121.2(1),and.aquantified.responsetoQ121.2(3).2.AcompleteresponseforUnit2.ThisinformationisverysimilartoUnit1butissubmitted,asaseparateresponse.Verytrulyyours,N.W.CurtisVP-Engr.&ConstructionNWC:KMMAttachmentPENNSYLVANIAPOWER8LIGHTCOMPANY

(~~~,d~,~rI~p41~\II~1~IIlI~IfI11~qr=Ir~,Irt~,lt~I gUESTION:O.SSESUNIT1121.0121.1MATERIALSENGINEERINGBRANCH-MATERIALSINTEGRITYSECTIONProvidethepurchaseorderdateforyourreactorvessel,identi.fythefirmorfirmswithwhomthepurchaseorderwasplaced,thevesselfabricator,andapplicableeditionoftheASMECoderequirementpursuanttolOCFRPart50.55a(c).RESPONSE:121.1TheSusquehannaNo.1reactorpressurevesselwaspurchasedfromCBI.-NuclearCompany,August5,1968.ThisvesselwasfabricatedtoSectionIIIoftheASMEBoilerandPressureVesselCodeasrevisedbythefollowing:SectionIIINuclearVessels-1968EditionwithAddendatoandincluding.Summer1970AddendaandParagraphNB-3338.2(d)(4)oftheMinter1971addendashallsupercedeParagraphI-613(d)ofthe1968edition.ParagraphNB-2400ofthe1971EditionshallapplyforallfabricationperformedattheSusquehannaSite.JM:csc/7D1 44" gUESTION:121.2SSESUNIT1Identifyeachmaterial(plate,and/orforgingandweldmetal)inthebeltlineregion(asdefinedbyparagraphII.H,.AppendixG,10CFRPart50)andprovideasketchshowingthelocationofthesematerialsinthereactorvessel.Providethefollowinginformationforeachmaterial:(1)Chemicalanalyses;particularlythoseelementsknowntoaffectirradiationsensitivityanddegradetheuppershelffractureenergy(Cu,P,andS).(2)Unirradiatedfracturetoughnessproperties(TT,RTRUTanduppershelffractureenergy)asrequired(Appendix0,10CFRPart50,identifyingthelimitingmaterialintheractorvesselbeltlineregion.(3)EstimatethemaximumanticipatedchangeinRTanduppershelffractureenergyasafunctionofKEOLfluenceattheinnerwallforthematerialsinthebeltlineregionofthereactorvessel.RESPONSE:121.2Materialsinthereactorpressurevesselbeltlineregionareidentifiedaslistedbelowandasshownontheattachedsketch:VesselBeltlineMaterialIdentificationA.LowerShellCourse(CBINDwgR-l,Rev.4,ContractNo.'83331)1.PlatesPC¹ID¹MELT¹SLAB¹212121CB5083C0770C08142.WeldsTheverticalweldsandgirthweldforthisshellcoursewerecompletedinthe"field".Recordswerenotkeptonwhichoftheelectrodes,identifiedbyheatandlotnumbers,wereusedintheweldupofthespecificfieldweldsofthisshellassembly.ItisassumedthatanyoftheSMAWelectrodes-type8018releasedforfieldweldingcouldhavebeenused.onanyoralloftheassociatedseamsinthebeltline=region.JW:csc/702 RESPONSE:-(Cont'd)121.2SSESUNIT1Electrodesreleasedforthefieldweldingoftheseplatesareasfollows:~TeSMAWElectrodeType8018SMAWElectrodeType8018SMAWElectrodeType8018SMAWElectrodeType8018SMAWElectrodeType8018SMAWElectrodeType8018SMAWElectrodeType8018B.LowerIntermediateShellCourse1.PlatesLotNo.B504B27AE629616402K9171411L3071494K2351C115A27AJ417B27AHeatNo.401S0371L320A27AGK315A27AEL311A27AEL307A27AD402C4371412P3611PC¹2222222.WeldsID¹MELT¹C0803C0776C2433SLAB¹Theverticalweldsandthegirthweldforthisshellcoursewerecompletedinthe"field".Recordswerenotkeptonwhichoftheelectrodes,identifiedbyheatandlotnumbers,wereusedintheweld-upofthespecificfieldweldsoftheshellassembly.ItisassumedthatanyoftheSMAWelectrodes(type8018)releasedforfieldweldingcouldhavebeenusedonanyoralloftheassociatedseamsinthebeltlineregion.Electrodesreleasedforthefieldweldingoftheseplatesareasfollows:~TeLotNo.HeatNo.SMAWElectrodeTypeSMAWElectrodeTypeSMAWElectrodeTypeSMAWElectrodeTypeSMAWElectrodeTypeSMAWElectrodeTypeSMAWElectrodeType8018801880188018801880188018B504B27AE629616402K9171411L3071494K2351C115A27AJ417B27AF401S0371L320A27AGK315A27AEL311A27AFL307A27AD402C4371412P3611JW:csc/703

(~SSESUNIT1RESPONSE:121.2(l)VesselPlateMaterialMnPSCuSiNiMoLowerShellPC21-1,Melt¹B5083,Slab¹1PC21-2,Melt¹C0770,Slab¹2Valuesareshownsnpercent.21127.010.01914.25.48..51.221.23.008.016.14.19.50.49PC21-3,Melt¹C0814,.20Slab¹2LowerIntermediateShellPC22-1,Melt¹C0803,.21Slab¹1PC22-2,Melt¹C0776,.22Slab¹1PC22-3,Melt¹C2433,.18Slab¹1Note:"N/R-NotReported1.36.Oll.016.13.26.51.511.30.009.019.09.24.53.521.34.010.010.12.27.48.48130.009.015.10.23.63.57PSCuSiNiMoCrVnWeldMaterialTypeSMAWElectrode8018Lot¹andHeat¹Lot¹B504B27AEHt¹401S0371Lot¹629616Ht¹L320A27AG.Lot¹402K9171Ht'¹K315A27AELot¹411L3071Ht¹L311A27AFLot¹494K2351Ht¹L307A27ADLot¹C115A27AHt¹402C4371Lot¹J417B27AFHt¹412P3611JW:csc/7D4-'Valuesareshowninpercent).051.18.013.012.051.17.015.018.061.15.015.016.051.20.016.019.03.371.04.56.03.02.04.44.03.36.03..46.99.55.05.02.98.53.05.02.93.50.04.02.0331.22.009.014.02.49.071.10.016.019.03.36.92.57N/RN/R.93.47.03.02.051.18.015.017.04.371.10.57.04.02 RESPONSE:SSESUNIT1121.2(2)Unirradiatedfracturetoughnessproperties(T,'RTNTanduppershelffractureenergy)asrequiredbyAlndix%~10CFRPart50,identifyingthelimitingmaterialinthereactorvesselbeltlineregion.TheSusquehanna1reactorpressurevesselwasorderedpriortotheissuanceofAppendixG,'10CFRPart50'heferriticmaterialforthepressureboundarywasqualifiedbydropweighttestingfortheshellplatematerialandbothdropweightandCharpyVnotchtestingfortheweldmaterial.Thetestresults,alongwiththespecificrequirementsprevailingatthetimeofvesselorderingaresummarizedinthetableswhichfollow.ImpactPropertiesofSA533,GradeB,Class1PlateMaterialinBeltlineRegionLocationLowershellcourseLowerintermediateshellcoursePlates21-121"221"322-122-222-3DroWt.NDTT'F-10F-30F-30F-10F-10F-50FImpactPropertiesofWeldMaterialsEmployedIntheBeltlineRegionWeldMaterialIdentificationLot¹B504B27AE,Ht¹401S0371Lot¹629616Ht¹L320A27AG'ot¹402K9171Ht¹K315A27AELot¹411L3071Ht¹L311A27AFLot¹494K2351Ht¹L307A27ADLot¹C115A27AHt¹402C4371Lot¹J417B27AFHt¹412P3611rCharpy"V"(Ft/lb)57,58,'6251,5258,5851,6787,.9682,84,9252,65,69Test~Tem.oF-20+10+10+10+10'10-20DropWtRecluiredN017oF30ft/lbs-80at10FIIII70-70-70-80IIIINoReportIIII80JW:csc/7D5' C'

SSESUNIT1RESPONSE:121.2(3)EstimatedmaximumchangesinRTDanduppershelffractureenergyasa.functiono)theendoflife(EOL)fluenceatthe1/4Tdepthofthevesselbeltlinematerialsarelistedbelow.ThepredictedpeakEOLfluencea/Bthe1(4Tdepthofthevesselbeltlineis1.37x10n/cmafter40yearsofservice.Tran-sitiontemperaturechangesandchangesinuppershelf'ractureenergywerecalculatedinaccordancewiththerulesofRegulatoryGuide1.99.Referencetempera-tureswereestablishedinaccordancewiththeinstruc-tionsinBranchTechnicalPositionMTEBNo.5-2.LimitingPlateMaterial(Cu=.14%,P=.010~)TransitionTemperatureChange(perRegulatoryGuide1.99)ReferenceTemperature(DropWeightNDTT)AdjustedReferenceTemperatureatEOLChangeinUpperShelfEnergy(perRegulatoryGuide1.99)LimitingWeldMaterial(Cu=.03K,P=.016K)TransitionTemperatureChange(perRegulatoryGuide1.99)ReferenceTemperature(perMTEBNo.5-2)AdjustedReferenceTemperature-atEOLChangeinUpperShelfEnergy(perRegulatoryGuide1.99)Plate21-142F10oF32oFLot411L3071HeatL311A27AF30F10F40F~-lOXJW:csc/7011"'

QUESTION:(~;0SSESUNIT1121.3Describethesurvellianceprogramforthereactorvessel(s);listthematerials(plate,and/orforgingandweldmetal)andjustifytheirselection.Stateanydeviationfrom~AppendixesGandH,10CFR.Part50.RESPONSE:Thesurvellianceprogramofthereactorpressurevesselmaterialsisdescribed.inSection5.3.1.6oftheFSAR.

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(~~.SSESUNIT2QUESTION:121.0121.1MATERIALSENGINEERINGBRANCH-MATERIALSINTEGRITYSECTIONProvidethepurchaseorderdateforyourreactorvessel,identifythefirmorfirmswithwhomthepurchaseorderwasplaced,thevesselfabricator,andapplicableeditionoftheASMECoderequirementpursuantto10CFRPart50.55a(c).RESPONSE:121.1TheSusquehannaNo.2reactorpressurevesselwaspurchasedfromCBI-NuclearCompany,August5,1968.ThisvesselwasfabricatedtoSectionIIIoftheASMEBoilerandPressureVesselCodeasrevisedbythefollowing:SectionIIINuclearVessels-1968EditionwithAddendatoand1ncludingSummer1970AddendaandParagraphNB-3338.2(d)(4)oftheMinter1971addendashallsupercedeParagraphI-613(d)ofthe1968edition.ParagraphNB-2400ofthe1971EditionshallapplyforallfabricationperformedattheSusquehannaSite.JM:csc/7Dl 0ICt SSESUNIT2()UESTIGN:121.2Identifyeachmaterial(plate,and/orforgingandweldmetal),inthebeltlineregion(asdefinedbyparagraphII.11,AppendixG,10CFRPart50)andprovideasketchshowingthelocationofthesematerialsinthereactorvessel.Providethefollowinginformationforeachmaterial:(1)Chemicalanalyses;particularlythoseelementsknowntoaffectirradiationsensitivityanddegradetheuppershelffractureenergy(Cu,P,andS).(2)Unirradiatedfracturetoughnessproperties(TI,RTNUTanduppershelffractureenergy)asrequiredLAppendix0,10CFRPart50,identifyingthelimitingmaterialintheractorvesselbeltlineregion.(3)EstimatethemaximumanticipatedchangeinRTanduppershelffractureenergyasafunctionof5$EOLfluenceattheinnerwallforthematerialsinthebeltlineregionofthereactorvessel.RESPONSE:121.2Materialsinthereactorpressurevesselbeltlineregionareidentifiedaslistedbelowandasshownontheattachedsketch:VesselBeltlineMaterialIdentificationA.LowerShellCourse1.PlatesPCIG¹MELT¹SLAB¹21-121-221-36C9566C9806C1053l-ll-l1-12.WeldsTheverticalweldsandgirthweldforthisshellcoursewerecompletedinthe"field".Recordswerenotkeptonwhichoftheelectrodes,identifiedbyheatandlotnumbers,wereusedintheweldupofthespecificfieldweldsofthisshellassembly.ItisassumedthatanyoftheSMAWelectrodes-type8018releasedforfieldweldingcouldhavebeenusedonanyoralloftheassociatedseamsinthebeltlineregion.JW:csc/7D2 DI'ItIL SSESVNIT2RESPONSE:-(Cont'd)121.2Electrodesreleasedforthefieldweldingoftheseplatesareasfollows:LotNo.HeatNo.SMAMElectrodeType8018SMAWElectrodeType8018SHAWElectrodeType8018SMAWElectrodeType8018SHAWElectrodeType8018SHAMElectrodeType8018SHAWElectrodeType8018SMAMElectrodeType8018SHAMElectrodeType8018SMAMElectrodeType8018B.LowerIntermediateShellCoursePlatesPCIO¹22-122-222"3B504B27AE629616402K9171411L3071494K2351C115A27AJ417B27AC109A27AE204A27AF414B27AFMELT¹C2421C2929C2433401S0371L320A27AGK315A27AEL311A27AFL307A27AD402C4371'12P361109M057624263659N315SLAB¹2.MeldsTheverticalweldsandthegirthweldforthisshellcoursewerecompletedinthe"field".-Recordswerenotkeptonwhichoftheelectrodes,identifiedbyheatandlotnumbers,wereusedintheweld-upofthespecificfieldweldsoftheshellassembly.ItisassumedthatanyoftheSHAWelectrodes(type8018)releasedforfieldweldingcouldhavebeenusedonanyor,alloftheassociatedseamsinthebeltlineregion.'IElectrodesreleasedforthefieldweldingoftheseplatesareasfollows:SMAMElectrodeType8018SMAMElectrodeType8018SMAMElectrodeType8018SHAMElectrodeType8018SHAWElectrodeType8018SHAWElectrodeType8018LotNo.B504B27AE629616402K9171411L3071494K2351C115A27AHeatNo.401S0371L320A27AGK315A27AEL311A27AFL307A27AD402C4371JM:csc/7D3 SSESUNIT2~TeSMAWElectrodeType8018SMAWElectrodeType8018SMAWElectrodeType8018SMAWElectrodeType8018LotNo.HeatNo.J417B27AF412P3611C109A27A09M057E204A27A624263F414B27AF659N315JW:csc/7D4

'iSESUNIT2RESPONSE:121.2(l)VesselPlateMaterialMnPSCuSiNiMoLowerShellPC21-1,Melt¹6C956Slab¹l-lValuesareshownsnpercent.181.43.012..006.11.22.55.52PC21-2,Melt¹6C980.19,Slab¹1-1PC21-3,Melt¹6C1053.18Slab¹1-1LowerIntermediateShellPC22-1,Melt¹C2421,.19Slab¹3PC22-2,Melt¹C2929,.20Slab,¹1135.011.006.10.22.56.511.37.012.010.10.30.58.501.22.007.011.13.25.68.55127.006.015.13.22.64-.56PC22-3,Melt¹C2433,.181.30Slab¹2Note:"N/R-NotReported.009.015.10.23.63.57PSCuSiNiMoCrVnMeldMaterialTypeSMAMElectrode8018Lot¹,andHeat¹Lot¹B504B27AEHt¹401S0371Lot¹629616Ht¹L320A27AG.Lot¹402K9171Ht¹K315A27AELot¹411L3071Ht¹L311A27AFLot¹494K2351Ht¹L307A27ADLot¹C115A27AHt¹402C4371.Valuesareshownsnpercent.051.17.015.061.15.015.018.04.44.016.03..36.99.55.05.02.98.53.05.02.051.20.016.019.03.46.93.50..04.02.05118.015.017.04.37110.57.04.02.0331.22.009.014.02.49.92.57N/RN/R.051.18.013.012.03.371.04.56.03.02JM:csc/7D5 ESUNIT2PSCuSiNiMoCrVnLot¹J417B27AFHt¹412P3611Lot¹C109A27AHt¹09M057Lot¹E204A427AHt¹624263Lot¹F414B27AFHt¹659N315Note:N/R-NotReportedYaluesareshowninpercent.07110'016.019.03.36.93.47.03.02.0631.18.009.021.03.47.89.53N/RN/R.0511.08.010.023.06.38.89.50N/RN/R.051.14.015.013.04.351.00.49.05N/R'W:csc/7D6

.04V SESUNIT2RESPONSE:121.2(2)Unirradiatedfracturetoughnessproperties(T>>~,RTNTanduppershelffractureenergy)asrequiredbyAgbndix5,10CFRPart50,identifyingthelimitingmaterialinthereactorvesselbeltlineregion.TheSusquehanna1reactorpressurevesselwasorderedpriortotheissuanceofAppendixG,10CFRPart50.TheferriticmaterialforthepressureboundarywasqualifiedbydropweighttestingfortheshellplatematerialandbothdropweightandCharpyVnotchtestingfortheweldmaterial.Thetestresults,alongwiththespecificrequirementsprevailingatthetimeofvesselorderingaresummarizedinthetableswhichfollow.ImpactPropertiesofSA533,GradeB,Class1PlateMaterialinBeltlineRegionLocationLowerShellRingLowerIntermediateShellRingPlates21-121-221-322-122-222-3DroWt.NDTT(F)-20F-20F+10F-10F20oF-30FImpactPropertiesofMeldMaterialsEmployedIntheBeltlineRegionMeldMaterialIdentificationLot¹B504B27AE,Ht¹401S0371Lot¹629616Ht¹L320A27AGLot¹402K9171Ht¹K315A27AELot¹411L3071Ht¹L311A27AFLot¹494K2351Ht¹L307A27AD.,Lot¹C115A27AHt¹402C4371Lot¹J417B27AFHt¹412P3611Charpy"V"Ft/lb57,58,6251,5258,5851,6787,9682,84,9252,65,69Test~Tee.eF-20+10'10+10+10+10"20DropMt~ReuiredNDTTeF30ft/lbs."80at10'F-70-70-70-80N/R-80JW:csc/707

~SESUNIT2ImpactPropertiesofWeldMaterialsEmployedIntheBeltlineRegionWeldMaterialIdentificationLot¹C109A27AHt¹09M057Lot¹E204A2?AHt624263Lot¹F414B27AFHt659N315Charpy"V"'t/lb43,43,4426,38,42,7674,76,77Test~Tem.'F+1050,"20"10DropWt~ReuiredNOTTeFIIII~N/R-70-80JW:csc/7D8 SSESUNIT2RESPONSE:121.2(3)EstimatedmaximumchangesinRTDanduppershelffractureenergyasafunctionostheendoflife(EOL)fluenceatthe1/4Tdepthofthevesselbeltline.materialsarelistedbelow.ThepredictedpeakEOLfluencea/Sthe1(4Tdepthofthevesselbeltlineis1.37x10n/cmafter40yearsofservice.Tran-sitiontemperaturechangesandchangesinuppershelffractureenergywerecalculatedinaccordancewiththerulesofRegulatoryGuide1.99.Referencetempera-tureswereestablishedinaccordancewiththeinstruc-tionsinBranchTechnicalPositionMTEBNo.5-2.LimitingPlateMaterial'Cu=e13X,P=.007X)TransitionTemperatureChange(perRegulatoryGuide1.99)ReferenceTemperature(DropWeightNDTT)AdjustedReferenceTemperatureatEOLChangeinUpperShelfEnergy(perRegulatoryGuide1.99)LimitingMeldMaterial(Cu=.03K,P=.016K)Plate22-134F-10F24F~-14KLot411L3071HeatL311A27AFTransitionTemperatureChange(perRegulatoryGuide1.99)ReferenceTemperature(perMTEBNo.5-2)AdjustedReferenceTemperatureatEOLChangein'UpperShelfEnergy(perRegulatoryGuide1.99)30F10F40FJW:csc/7D9 SSESUNIT2UESTION:121.3RESPONSE:Describethesurveillanceprogramforthereactorvessel(s},listthematerials(plate,and/orforgingandweldmetal)andjustifytheirselection.StateanydeviationfromAppendixesGandH,10CFRPart50.ThesurvellianceprogramofthereactorpressurevesselmaterialsisdescribedinSection5.3.1.6oftheFSAR.JQ:csc/7D10 5gsgdE'.~M>l~1SSESUNIT2~I~~3lo'sgzzi/Ac].kEZEyZ'IVi~c~&/@7~+0lo&aRuflZ~MiA7ZNMCiFNd'aaczz~V~rz~243~/+M/~+~%jo~+/4/g,/~~~Sa.EZHJrfr7~ZZdZ.IdealIWp~&A)Zd4<(>P<>~"-)P~"zz-~~i/=c.~A~~dr./'Z.4Zi,~4>>"gfcZ2..Z.Ca/ZfP"zz-g',.c24sE,'.~arfZE'~~~W~(g/~is)Ic~zl-~-Sz/~~~Zs/i/Ii'4~((.Je~/"5cgs(,llP~>>g(g"&Cfog,.pc~z/8,IIgc'losR,-5/eyCQia>~~Qg~5CAH~0g.l-/

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