ML17244A694: Difference between revisions

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'rbcock8.V/ilcox~.r*Ir%QWHr.NayneG.ReinmuthMarch13,1979:0PTherecordsinvestigation,.providesconsiderablesupportforthehypothesisthat-the.presenceofatypicalchemistryconditionintheCrystalRiver3surveillance'lockisanisolatedevent.involvingasmall'amount.of.materialinoneheatofwire.~".Thegeneral:conclusionreached'asaresult'oftheinvesti-gationoftheatypicalweldwirediscoveryisthatitisvery~unlikelythatothersimil'arconditions:existinanyreactorpressurevesselwelds.Furthermore,theshoppracticeswhichhaveevolvedovertheyearsandwhicharecurrentlyineffectvirtuallyeliminatethepossibilitythatavesselfabricatedtodaymight.containoff-chemistryweldmaterials.ESIyouhaveanyquestionsconcerningtheenclosedmaterial,please.contactme(Ext.2817)orNilliamR.Speight(Ext.2902)oSmystaff-.I~~Verytruly.yoursJamesH.,Taylor1183Jlg'nclosures:As.stated.ManagerLaceIIJET/ZN:cc:.R.,B;,Borsum-B4NRep.BethesdaOffice.~~;lI'~rI~~~~ri~i~rI~'Cwi,  
'rbcock8.V/ilcox~.r*Ir%QWHr.NayneG.ReinmuthMarch13,1979:0PTherecordsinvestigation,.providesconsiderablesupportforthehypothesisthat-the.presenceofatypicalchemistryconditionintheCrystalRiver3surveillance'lockisanisolatedevent.involvingasmall'amount.of.materialinoneheatofwire.~".Thegeneral:conclusionreached'asaresult'oftheinvesti-gationoftheatypicalweldwirediscoveryisthatitisvery~unlikelythatothersimil'arconditions:existinanyreactorpressurevesselwelds.Furthermore,theshoppracticeswhichhaveevolvedovertheyearsandwhicharecurrentlyineffectvirtuallyeliminatethepossibilitythatavesselfabricatedtodaymight.containoff-chemistryweldmaterials.ESIyouhaveanyquestionsconcerningtheenclosedmaterial,please.contactme(Ext.2817)orNilliamR.Speight(Ext.2902)oSmystaff-.I~~Verytruly.yoursJamesH.,Taylor1183Jlg'nclosures:As.stated.ManagerLaceIIJET/ZN:cc:.R.,B;,Borsum-B4NRep.BethesdaOffice.~~;lI'~rI~~~~ri~i~rI~'Cwi,  


'Babcock:.wilcoxPowerGenerationGroup,P.O.Box1260,t.ynohburg,Va.24505Telephone:(804)384-5111March'3,1979.(r1(westinghouseNuclearEner'gySystemsMonroevilleNuclearCenter,NorthernPike.Road...';.:-.:*Yanroeville,PennsylvanTa15146Attn:Hr.G..M.LarrbSub':ResponsetoNRCIEBulletinNo.78-.12&12A:.Gentlemen!E'nclosedforyourinformationarethree(3)copiesofareportentitled,"RecordsInvestigationReportRelatedtoOff-ChemistryMeldsinMaterialSurveillanceSpecimensandResponsetoNuclearRegulatoryCorrmissionIEBulletinNo.78-12&SupplementNo.78-12A.."8&MContractNo.-MestinhousePurchaseOrderNo.610-0110Ro~><(craiba54-F"49758"SP610-0115-'pawr8~<~I54-g-55180-BP610-0116f1)~~p.,~.54-g-61741-BP6100116t2~""Pa&#x17d;~54g61742BP610-0144-..54-g-70140-BP'10-0152'4-g-70141-SP640-0001546-CVJ-150100-SP640-0002546-CVD-150101-BP640-0004546-CYJ-161057640-0005546-CYQ-161058640-0012,546-CYJ-195410-BP.640-0014546-CY0-195411-BP640-0016,546-CY0-195412-BP40-00617546CYJ161Q62BNplanstosubmitthereporttoNRCbyMarch23,1979.Theinformation,presentedinthisreportre'presentsanintensiverecordsinvestigationwhichincludesthefollowingreactorpressurevesselsandclosureheadsmanufacturedspecificallyforMestinghouse.4(JHT:dsfEnclosures(3').';-.'.;:."cc:K.B.Stuckey-"fRt:Vernon~I(wgEncl.),4r('(%~(I-Verytruly'yours,~yZ>,.~~r'P,r.+~~~JamesH..Tay1orPanager,.Licensing'(~~The83bcock8(%'itoogCon'.r.;.nvIt'.(;tnhttrn((tt.7 rllP  
'Babcock:.wilcoxPowerGenerationGroup,P.O.Box1260,t.ynohburg,Va.24505Telephone:(804)384-5111March'3,1979.(r1(westinghouseNuclearEner'gySystemsMonroevilleNuclearCenter,NorthernPike.Road...';.:-.:*Yanroeville,PennsylvanTa15146Attn:Hr.G..M.LarrbSub':ResponsetoNRCIEBulletinNo.78-.12&12A:.Gentlemen!E'nclosedforyourinformationarethree(3)copiesofareportentitled,"RecordsInvestigationReportRelatedtoOff-ChemistryMeldsinMaterialSurveillanceSpecimensandResponsetoNuclearRegulatoryCorrmissionIEBulletinNo.78-12&SupplementNo.78-12A.."8&MContractNo.-MestinhousePurchaseOrderNo.610-0110Ro~><(craiba54-F"49758"SP610-0115-'pawr8~<~I54-g-55180-BP610-0116f1)~~p.,~.54-g-61741-BP6100116t2~""Pa&#x17d;~54g61742BP610-0144-..54-g-70140-BP'10-0152'4-g-70141-SP640-0001546-CVJ-150100-SP640-0002546-CVD-150101-BP640-0004546-CYJ-161057640-0005546-CYQ-161058640-0012,546-CYJ-195410-BP.640-0014546-CY0-195411-BP640-0016,546-CY0-195412-BP40-00617546CYJ161Q62BNplanstosubmitthereporttoNRCbyMarch23,1979.Theinformation,presentedinthisreportre'presentsanintensiverecordsinvestigationwhichincludesthefollowingreactorpressurevesselsandclosureheadsmanufacturedspecificallyforMestinghouse.4(JHT:dsfEnclosures(3').';-.'.;:."cc:K.B.Stuckey-"fRt:Vernon~I(wgEncl.),4r('(%~(I-Verytruly'yours,~yZ>,.~~r'P,r.+~~~JamesH..Tay1orPanager,.Licensing'(~~The83bcock8(%'itoogCon'.r.;.nvIt'.(;tnhttrn((tt.7 rllP}}
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Revision as of 14:38, 18 May 2018

Forwards Response to IE Bulletins 78-12 & 78-12A, Records Investigation Rept Re Off-Chemistry Welds in Matl Surveillance Specimens & Responses to Bulletin 78-12&78-12A Suppl. Concludes Crystal River 3 Isolated Event
ML17244A694
Person / Time
Site: Crystal River, Ginna  Constellation icon.png
Issue date: 03/13/1979
From: TAYLOR J H
BABCOCK & WILCOX CO.
To: REINMUTH W G
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE)
Shared Package
ML17244A692 List:
References
NUDOCS 7907230493
Download: ML17244A694 (6)


Text

Babcock~V~ilco"I!PowerGenerationGroUpP.O.Box1260,Lynchbur8,Va.24505Telephone:(804)384-5111~;)'b~%'l,~:.March13,1979Mr.PayneG.Re'inmu'th"~.s.'-c,OfficeofInspectionand'nforeementU.S;NuclearRegulatoryCommissionNashington,D.C..2055$Subject-:ResponsetoIEBulletinNos.,78-12and78-12A'earNrReinmuthEnclosedforyourinformationarethree(3)copiesof'urreportentitled,"RecordsInvestigationReportRelated'oOff-ChemistryNeldsini~faterialSurveillanceSpecimensand.ResppnsestoBulletin78-12.and.78-12ASupplement",whichwehavepreparedfor.ourcustomersinordertofacilitatetheir.responsestothebulletins.Thereportisbasicallydividedintothree(3)parts:(1)anintroductionand.summaryofthe..............weld,wireissue;(2)'generalinformationtosupport.thecon-clusionswehavereached;and(3)specificresponsestotheinformationrequestedbythebulletins.Appendicescontainingcopies.ofBINchemicalanalysisrequirementsandweldfillerwirequalificationtestsareincludedassupportinginformation.Theinformationintheappendiceshasbeenselectedbasedonyourrequest.ataJanuary16,1979meetinginNt.Vernon,Indiana.Thisreport.describestheinvestigationsthatveremadeasaresultofdiscoveringanoff-chemistryconditioninareactorvesselsurveillancespecimenfortheCrystalRiver3(CR-3)Project.Thepurposeoftherecordsinvestigationwasto.determinethecauseandextentofthemixedweld.wireproblem..Theinvestigationalsoincludedareviewoftestresultsfrom.actualreactorvesselproductionweld.seamstotheextenttheseweldscouldbeinvestigated,andfromreactorvesselsurveillancematerialtests.Theinvestigationcoveredtheperiodfrom1966throughNovember1978.'naccordancewithIEBulletin78-12A,ourresponseisgivenonagenericbasisandaoattemptwasmadetocorrelatespecificweldmentswithheatsoffillerwire.~.I~5~QOVp3pgag~~~'Bah:ockZWilcoxCompany/Estabhshed1867

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'rbcock8.V/ilcox~.r*Ir%QWHr.NayneG.ReinmuthMarch13,1979:0PTherecordsinvestigation,.providesconsiderablesupportforthehypothesisthat-the.presenceofatypicalchemistryconditionintheCrystalRiver3surveillance'lockisanisolatedevent.involvingasmall'amount.of.materialinoneheatofwire.~".Thegeneral:conclusionreached'asaresult'oftheinvesti-gationoftheatypicalweldwirediscoveryisthatitisvery~unlikelythatothersimil'arconditions:existinanyreactorpressurevesselwelds.Furthermore,theshoppracticeswhichhaveevolvedovertheyearsandwhicharecurrentlyineffectvirtuallyeliminatethepossibilitythatavesselfabricatedtodaymight.containoff-chemistryweldmaterials.ESIyouhaveanyquestionsconcerningtheenclosedmaterial,please.contactme(Ext.2817)orNilliamR.Speight(Ext.2902)oSmystaff-.I~~Verytruly.yoursJamesH.,Taylor1183Jlg'nclosures:As.stated.ManagerLaceIIJET/ZN:cc:.R.,B;,Borsum-B4NRep.BethesdaOffice.~~;lI'~rI~~~~ri~i~rI~'Cwi,

'Babcock:.wilcoxPowerGenerationGroup,P.O.Box1260,t.ynohburg,Va.24505Telephone:(804)384-5111March'3,1979.(r1(westinghouseNuclearEner'gySystemsMonroevilleNuclearCenter,NorthernPike.Road...';.:-.:*Yanroeville,PennsylvanTa15146Attn:Hr.G..M.LarrbSub':ResponsetoNRCIEBulletinNo.78-.12&12A:.Gentlemen!E'nclosedforyourinformationarethree(3)copiesofareportentitled,"RecordsInvestigationReportRelatedtoOff-ChemistryMeldsinMaterialSurveillanceSpecimensandResponsetoNuclearRegulatoryCorrmissionIEBulletinNo.78-12&SupplementNo.78-12A.."8&MContractNo.-MestinhousePurchaseOrderNo.610-0110Ro~><(craiba54-F"49758"SP610-0115-'pawr8~<~I54-g-55180-BP610-0116f1)~~p.,~.54-g-61741-BP6100116t2~""PaŽ~54g61742BP610-0144-..54-g-70140-BP'10-0152'4-g-70141-SP640-0001546-CVJ-150100-SP640-0002546-CVD-150101-BP640-0004546-CYJ-161057640-0005546-CYQ-161058640-0012,546-CYJ-195410-BP.640-0014546-CY0-195411-BP640-0016,546-CY0-195412-BP40-00617546CYJ161Q62BNplanstosubmitthereporttoNRCbyMarch23,1979.Theinformation,presentedinthisreportre'presentsanintensiverecordsinvestigationwhichincludesthefollowingreactorpressurevesselsandclosureheadsmanufacturedspecificallyforMestinghouse.4(JHT:dsfEnclosures(3').';-.'.;:."cc:K.B.Stuckey-"fRt:Vernon~I(wgEncl.),4r('(%~(I-Verytruly'yours,~yZ>,.~~r'P,r.+~~~JamesH..Tay1orPanager,.Licensing'(~~The83bcock8(%'itoogCon'.r.;.nvIt'.(;tnhttrn((tt.7 rllP