关闭

关闭

关闭

封号提示

内容

首页 DEP 30.10.60.18-CSPC 焊接材料.pdf

DEP 30.10.60.18-CSPC 焊接材料.pdf

DEP 30.10.60.18-CSPC 焊接材料.pdf

上传者: 笑笑人生 2018-02-04 评分 0 0 0 0 0 0 暂无简介 简介 举报

简介:本文档为《DEP 30.10.60.18-CSPC 焊接材料pdf》,可适用于工程科技领域,主题内容包含CNOOCANDSHELLPETROCHEMICALSCOMPLEXPROJECTMANUALWELDINGOFMETALSDEPCSPCNovem符等。

CNOOCANDSHELLPETROCHEMICALSCOMPLEXPROJECTMANUALWELDINGOFMETALSDEPCSPCNovember******ThisDEPhasbeenamendedtobeprojectspecificandisbasedonDEPGenOctoberRevisionstotheoriginalDEParehighlightedbyunderliningnewtext,strikingthroughdeletedtextandaddingarevisionlineintherighthandmargin******DESIGNANDENGINEERINGPRACTICEThisdocumentisrestrictedNeitherthewholenoranypartofthisdocumentmaybedisclosedtoanythirdpartywithoutthepriorwrittenconsentofShellGlobalSolutionsInternationalBVandShellInternationalExplorationandProductionBV,TheNetherlandsThecopyrightofthisdocumentisvestedinthesecompaniesAllrightsreservedNeitherthewholenoranypartofthisdocumentmaybereproduced,storedinanyretrievalsystemortransmittedinanyformorbyanymeans(electronic,mechanical,reprographic,recordingorotherwise)withoutthepriorwrittenconsentofthecopyrightownersDEPCSPCNovemberPagePREFACEDEPs(DesignandEngineeringPractice)publicationsreflecttheviews,atthetimeofpublication,of:ShellGlobalSolutionsInternationalBV(ShellGSI)andShellInternationalExplorationandProductionBV(SIEP)andShellInternationalChemicalsBV(SIC)andotherServiceCompaniesTheyarebasedontheexperienceacquiredduringtheirinvolvementwiththedesign,construction,operationandmaintenanceofprocessingunitsandfacilities,andtheyaresupplementedwiththeexperienceofGroupOperatingcompaniesWhereappropriatetheyarebasedon,orreferenceismadeto,international,regional,nationalandindustrystandardsTheobjectiveistosettherecommendedstandardforgooddesignandengineeringpracticeappliedbyGroupcompaniesoperatinganoilrefinery,gashandlinginstallation,chemicalplant,oilandgasproductionfacility,oranyothersuchfacility,andtherebytoachievemaximumtechnicalandeconomicbenefitfromstandardizationTheinformationsetforthinthesepublicationsisprovidedtousersfortheirconsiderationanddecisiontoimplementThisisofparticularimportancewhereDEPsmaynotcovereveryrequirementordiversityofconditionateachlocalityThesystemofDEPsisexpectedtobesufficientlyflexibletoallowindividualoperatingcompaniestoadapttheinformationsetforthinDEPstotheirownenvironmentandrequirementsWhenContractorsorManufacturersSuppliersuseDEPstheyshallbesolelyresponsibleforthequalityofworkandtheattainmentoftherequireddesignandengineeringstandardsInparticular,forthoserequirementsnotspecificallycovered,thePrincipalwillexpectthemtofollowthosedesignandengineeringpracticeswhichwillachievethesamelevelofintegrityasreflectedintheDEPsIfindoubt,theContractororManufacturerSuppliershall,withoutdetractingfromhisownresponsibility,consultthePrincipaloritstechnicaladvisorTherighttouseDEPsisgrantedbyShellGSI,SIEPorSIC,inmostcasesunderServiceAgreementsprimarilywithcompaniesoftheRoyalDutchShellGroupandothercompaniesreceivingtechnicaladviceandservicesfromShellGSI,SIEP,SICoranotherGroupServiceCompanyConsequently,threecategoriesofusersofDEPscanbedistinguished:)OperatingcompanieshavingaServiceAgreementwithShellGSI,SIEP,SICorotherServiceCompanyTheuseofDEPsbytheseoperatingcompaniesissubjectinallrespectstothetermsandconditionsoftherelevantServiceAgreement)OtherpartieswhoareauthorizedtouseDEPssubjecttoappropriatecontractualarrangements(whetheraspartofaServiceAgreementorotherwise))ContractorssubcontractorsandManufacturersSuppliersunderacontractwithusersreferredtounder)or)whichrequiresthattendersforprojects,materialssuppliedorgenerallyworkperformedonbehalfofthesaiduserscomplywiththerelevantstandardsSubjecttoanyparticulartermsandconditionsasmaybesetforthinspecificagreementswithusers,ShellGSI,SIEPandSICdisclaimanyliabilityofwhatsoevernatureforanydamage(includinginjuryordeath)sufferedbyanycompanyorpersonwhomsoeverasaresultoforinconnectionwiththeuse,applicationorimplementationofanyDEP,combinationofDEPsoranypartthereof,evenifitiswhollyorpartlycausedbynegligenceonthepartofShellGSI,SIEPorotherServiceCompanyThebenefitofthisdisclaimershallinureinallrespectstoShellGSI,SIEP,SICandoranycompanyaffiliatedtothesecompaniesthatmayissueDEPsorrequiretheuseofDEPsWithoutprejudicetoanyspecifictermsinrespectofconfidentialityunderrelevantcontractualarrangements,DEPsshallnot,withoutthepriorwrittenconsentofShellGSIandSIEP,bedisclosedbyuserstoanycompanyorpersonwhomsoeverandtheDEPsshallbeusedexclusivelyforthepurposeforwhichtheyhavebeenprovidedtotheuserTheyshallbereturnedafteruse,includinganycopieswhichshallonlybemadebyuserswiththeexpresspriorwrittenconsentofShellGSI,SIEPorSICThecopyrightofDEPsvestsinShellGSIandSIEPUsersshallarrangeforDEPstobeheldinsafecustodyandShellGSI,SIEPorSICmayatanytimerequireinformationsatisfactorytotheminordertoascertainhowusersimplementthisrequirementAlladministrativequeriesshouldbedirectedtotheDEPAdministratorinShellGSIDEPCSPCNovemberPageTABLEOFCONTENTSINTRODUCTIONSCOPEDISTRIBUTION,INTENDEDUSEANDREGULATORYCONSIDERATIONSDEFINITIONSANDABBREVIATIONSCROSSREFERENCESGENERALWELDINGGUIDELINESINTRODUCTIONWELDINGQUALIFICATIONSSHIELDINGGASESFORWELDINGANDCUTTINGWELDINGCONSUMABLESWELDINGHARDNESSREQUIREMENTSPREHEATANDPOSTWELDHEATTREATMENTGENERALREQUIREMENTSPREHEATREQUIREMENTSPOSTWELDHEATTREATMENT(PWHT)THERMOCOUPLESREPAIRMODIFICATIONSGUIDELINESFORTHEWELDINGOFSPECIFICMATERIALSCARBONANDCARBONMANGANESESTEELSANDNICKELSTEELSANDMOLYBDENUMSTEELSLOWALLOYCHROMIUMMOLYBDENUMSTEELSSTAINLESSSTEELSNICKELANDNICKELALLOYSALUMINIUMANDALUMINIUMALLOYSCOPPERANDCOPPERALLOYSTITANIUM,ZIRCONIUMANDTANTALUMCASTIRONGUIDELINESFORTHEWELDINGOFSPECIALCOMBINATIONSSTRIPLININGANDCLADSTEELSDISSIMILARMETALSWELDINGOFTUBESTOTUBESHEETSREFERENCESAPPENDICESAPPENDIXSTANDARDANDSPECIALQUALITYTUBETOTUBESHEETJOINTSAPPENDIXEXAMINATIONOFWELDINGQUALIFICATIONTESTPIECESFORTUBETOTUBESHEETJOINTSAPPENDIXALTERNATIVEWELDSTRENGTHTESTRIGSDEPCSPCNovemberPageINTRODUCTIONSCOPEThisDEPspecifiesrequirementsandgivesrecommendationsforweldingofsteelsandnonferrousmetalsThisDEPdoesnotgivedetailedtechnicalspecificationsforweldpreparations,weldingprocedures,etcForsuchinformationusecanbemadeofcommerciallyavailablesystems,suchasthesoftwareapplicationWPSelectpublishedbytheNetherlandsWeldingInstitute(seeSection)DISTRIBUTION,INTENDEDUSEANDREGULATORYCONSIDERATIONSUnlessotherwiseauthorisedbyShellGSIandSIEP,thedistributionofthisDEPisconfinedtocompaniesformingpartoformanagedbytheRoyalDutchShellGroupItmaybedistributedtoManufacturersSuppliersnominatedbythem(iethedistributioncodeisF,asdefinedinDEPCSPC)ThisDEPisintendedforuseontheCSPCprojectIfnationalandorlocalregulationsexistinwhichsomeoftherequirementsmaybemorestringentthaninthisDEP,theContractorshalldeterminebycarefulscrutinywhichoftherequirementsarethemorestringentandwhichcombinationofrequirementswillbeacceptableasregardssafety,economicandlegalaspectsInallcasestheContractorshallinformthePrincipalofanydeviationfromtherequirementsofthisdocumentwhichisconsideredtobenecessaryinordertocomplywithnationalandorlocalregulationsThePrincipalmaythennegotiatewiththeAuthoritiesconcernedwiththeobjectofobtainingagreementtofollowthisdocumentascloselyaspossibleDEFINITIONSANDABBREVIATIONSGeneraldefinitionsTheContractoristhepartywhichcarriesoutallorpartofthedesign,engineering,procurement,construction,commissioningormanagementofaprojectoroperationofafacilityThePrincipalmayundertakeallorpartofthedutiesoftheContractorTheManufacturerSupplieristhepartywhichmanufacturesorsuppliesequipmentandservicestoperformthedutiesspecifiedbytheContractorThePrincipalisthepartywhichinitiatestheprojectandultimatelypaysforitsdesignandconstructionThePrincipalwillgenerallyspecifythetechnicalrequirementsThePrincipalmayalsoincludeanagentorconsultantauthorisedtoactfor,andonbehalfof,thePrincipalThewordshallindicatesarequirementThewordshouldindicatesarecommendationDEPCSPCNovemberPageSpecificdefinitionsandabbreviationsDesigncode:ThecodeorstandardspecifiedbythePrincipaltowhichtheequipmentorpipingshallconformHighalloysteel:Stainlesssteels,CrandhigherLowalloysteel:SteelsfromMouptoCrMoSteelsfromuptoNiUnalloyedsteel:Carbonmanganesesteels,includingandMosteelsAWSAmericanWeldingSocietyBSBritishStandardCeqCarbonequivalentDSSDuplexStainlessSteelEBWElectronBeamWeldingERWElectricResistanceWeldingESWElectroSlagWeldingFCAWFluxcoredArcWeldingFWFrictionWeldingGMAWGasMetalArcWeldingGMAWPPulsedArcWeldingGMAWSShortCircuitArcWeldingGMAWSTSprayTransferGTAWGasTungstenArcWeldingGTAWPPulsedArcWeldingGTAWHWHotWireWeldingGWGravityWeldingHAZHeatAffectedZoneLBMLaserBeamWeldingMTMagneticParticleInspectionNDENonDestructiveExaminationOFWOxyFuelGasWeldingPAWPlasmaArcWeldingPQRProcedurequalificationRecordPTLiquidPenetrantInspectionPWHTPostWeldHeatTreatmentSAWSubmergedArcWeldingSMAWShieldedMetalArcWeldingSSStainlessSteelUTSUltimateTensileStrengthWPSWeldingProcedureSpecificationCROSSREFERENCESWherecrossreferencestootherpartsofthisDEParemade,thereferencedsectionnumberisshowninbracketsOtherdocumentsreferencedinthisDEParelistedin()DEPCSPCNovemberPageGENERALWELDINGGUIDELINESINTRODUCTIONInthissectiongeneralinformationisgivenonqualifications,weldingprocessesandweldingmethodsWELDINGQUALIFICATIONSGeneralAllweldingconsumablesshallhavespecifiedoractualmechanicalpropertiesequaltoorgreaterthanthematerialbeingwelded,unlessotherwisespecifiedNoproductionweldingshallbecarriedoutuntilweldingproceduresandweldersarequalifiedaccordingtothedesigncodeandthisDEPandapprovedbythePrincipalWeldingprocedurequalificationWeldingproceduresshallbequalifiedbeforeperformancequalificationofweldersWeldingprocedurespecificationstogetherwiththeirqualificationsshallbesubjecttoreviewbythePrincipalItistheManufacturer#sresponsibilitytoensurethatweldingoperationsarecarriedoutinaccordancewiththeparametersasspecifiedonthequalifiedWPSIrrespectiveofthedesigncode,underthefollowingconditionstheweldingprocedurequalificationshallberequalified:JointsAchangefromdoublesidedtosinglesidedwelding,butnottheconverseadecreaseinweldinggrooveangleofmorethandegreesConsumablesAnychangeofconsumableclassificationanychangeinconsumablebrandnamewhencorrosiontestingorimpacttestingisrequiredanychangeinsizeofconsumableintherootrunofsinglesidedweldsWeldingpositionChangeinweldingdirection(verticaluptoverticaldownweldingorviceversa)WelderperformancequalificationsWelderperformancequalificationtestingshallbecarriedoutinaccordancewiththedesigncodeor,intheabsenceofadesigncode,asspecifiedbythePrincipalWeldingdocumentationWeldingProcedureSpecificationQualifiedproceduresintheManufacturer#sownformatareacceptableprovidedtheinformationpresentedcontainsalltheessentialandsupplementaryessentialvariableslistedinthedesigncodeandthisDEPWelderQualificationsInordertomaintainthevalidationofapprovalqualification,awelderperformanceregistershouldbekeptuptodatebytheManufacturerThisregistershouldatleastcontainthefollowingdata:Welder#snameandstampWeldpositionandXraynumberDataofweldinspectionandweldresultMaterials(baseandconsumable)Configurationdata(diameter,wallthicknessetc)DEPCSPCNovemberPageReferencetoweldingprocedurespecificationusedAllotheressentialvariablesWeldingprocessrestrictionsForsomeweldingprocessesrestrictionsexistOFWOFWmaybeusedonlyifallofthefollowingaresatisfied:basematerialiscarbonorcarbonmanganesesteelUTSNmmservicetemperatureisabove掳CpipediametersDNmmwallthicknessmmSAWOnlyfullymechanisedSAWsystemsshallbeusedSAWshallnotbeusedforrepairweldingofpressurevessels,storagetanksorpipelinesWeldingprocessapplicationGTAWGTAWshallbeusedforallpipingmaterialswithadiameterequaltoorlessthanDN,exceptthatOFWmaybeusedinaccordancewithAllGTAWmachinesshallbeequippedwitharcstartingdevices(highfrequency,liftarc)ScratchstartingshallnotbeusedSHIELDINGGASESFORWELDINGANDCUTTINGGeneralTheprimefunctionofshieldinggasesistoprotecttheelectrodeandtheweldpoolfromthesurroundingairForthevariousweldingprocessesdifferentshieldinggasesareusedThegasselectiondependsonmaterialandprocessapplicationTheshieldinggasescanbedividedintoinertgasmixtures(argonhelium)andactivegasmixtures(CO,H,O)CombinationsthereofarealsopossibleWhenshieldinggasesareutilised,theWPSshallstatethecompositionofthegas,itspurityrequirementsandflowrateIfgasbackpurgingisapplied,theWPSshallalsostatethegasused,theflowrateandthemethodofventingtopreventexcessivepressurebuildupShieldinggasesforGTAWLimitationsimposedbytheGTAWprocessFortheGTAWprocess,thereshallbeanynooxidizingelementssuchasoxygenintheshieldinggasSuchelementswillcauseoxidationofthetungstenelectrodeReactivemetalsFortheweldingofreactivemetals,egTitanium,TantalumandZirconium,extremelypureinertgasessuchasAr(vol)orHe(vol)shallbeusedforprotectionofthearc,weldpoolandbasemetalThesemetalsrequireextremecareforshieldingtopreventairentrapmentintotheweldareasDoubleshielding,whereanothershieldinggasflowisintroducedattheweldarea,canbebeneficialDEPCSPCNovemberPageMaterialssusceptibletohydrogenembrittlementandorhydrogenporosityGascompositionsforthesematerials,(eglowalloyedsteels,martensiticstainlesssteels,duplexstainlesssteels,AlandAlalloysandCuandCualloys),shallbelimitedtoAr,HeoramixturethereofAcommonlyusedgasisArgon(vol)PureHelium(vol),HeliumArgon(vol)oranArgonHelium(vol)mixturesareusediffasterweldingspeedsandmorepenetrationarerequiredMaterialsnotsusceptibletohydrogenembrittlementorhydrogenporosityExamplesoftheseareausteniticstainlesssteels,NiandNialloysFurthertothegasesmentionedin(),gasmixturesconsistingofArandH(orvol)canalsobeappliedThesegasmixtureswillgivehigherpenetrationandalowerweldpoolviscosity,limitingweldingtothedownhandpositionShieldinggasesforGMAWLimitationsimposedbytheGMAWprocessThefillerwiresusedshouldbecompatiblewiththetypeofgasIncaseofactivegaseslikeCO,deoxidizingelementsshallbepresentinthefillerwireUnalloyedandlowalloyedsteelFortheunalloyedandlowalloyedsteels,COgascanbeusedDisadvantagesareaglobularmetaltransferandweldspatter(metallosses)OthersuitablegasesareArwithadditionsofCOThefollowinggasmixturesareavailable:ArCO(volorvol)ThesegasesmaintainastablearcandgivelittlespatterThelattermixtureisrecommendedwhendeeperpenetrationisrequired(egthickplate)HighalloyedsteelsForheatandcorrosionresistanthighalloyedsteels,egausteniticstainlesssteel,NiandNialloys,gasmixturesofArwithsmallamountsofOandmaxCOcanbeusedCaremustbetakentoavoidexcessiveoxidationofthebaseweldmetalandcarburisationduetoCOShieldinggasmixtureswith,andvolArOareavailableWithincreasedoxygencontent,theviscosityoftheweldpooldecreasesandtheburnoffrateofthealloyingelementsincreasesThedecreasedviscosityproducesasmoothweldbeadappearancebutlimitstheweldpositiontothehorizontalpositiononlyToreducetheburnoffrate,anArCO(vol)gasmixturecanbeusedfortheheatresistingalloysAlsoaddingvolHtoeitherArOorArCOwillreducetheburnoffrateAdditionofhydrogenalsoincreasesthearcenergy(betterpenetration,betterwidthwallthicknessratioandhigherweldingspeed)NonferrousmetalsMetalssuchasAlandAlalloysandCuandCualloysareweldedwithshieldinggaseslikeAr(vol)oramixtureofArHe(vol)Thelatterismoreoftenusedformetalwithahighthermalconductivitycoefficient(Cualloys)Whendeeppenetration(higharcenergy)isrequired,agasmixtureofHeAr(vol)canbeusedShieldinggasesforPAWandplasmacuttingPlasmaweldingForgasapplicationssee()DEPCSPCNovemberPagePlasmacuttingPlasmacuttingismainlyusedforhighalloyedsteelsDependingonthematerialqualitytobecut,airoragasmixtureofArHisusedinthecombinations,andvolThehighertheHcontentthehigherthearcenergy,resultinginhighercuttingspeedsandorcuttingthickerplatesBackinggasesforweldingWhenweldingtherootandthefirstpass,thebacksideoftheweldcanbeprotectedtopreventoxidationThefollowingbackinggasapplicationscanbedistinguishedMaterialGascompositionStainlesssteelsNH()orAr()LowalloyCrMosteelsNorAr()MartensiticstainlesssteelsNorAr()NonferrousalloysAr()ReactivemetalsTi,TaandZrAr()DuplexStainlesssteelsAr()orArN()WELDINGCONSUMABLESConsumableapprovalUnlessotherwiseapprovedbythePrincipal,weldingconsumablesshallbepurchasedfrommanufacturerswhoareacknowledgedbybodieswhichindependentlytestconsumables,egControlas,Lloyd#sRegisterofShipping,AmericanBureauofShippingandDetNorskeVeritasAllweldingconsumablesshallhavespecifiedtensile,impactandchemicalanalysesvaluesundertheirvariousinternationalclassificationsConsumablesnotsoapprovedshallbesubjecttoapprovalbythePrincipalWeldingconsumablesforlowtemperatureserviceshallalsocomplywiththedesigncodeandDEPCSPCAllconsumablesshallbeshownontheWPSbytheircodeclassificationWeldingfluxesshallbespecifiedbymanufacturerandtypeConsumablestorageWeldingconsumablesshallbestoredwithcareinaccordancewithmanufacturersinstructionsunderclean,dryconditionsintheiroriginalunopenedpackingFluxcoatedelectrodes(particularlybasiclowhydrogen)andSAWfluxesshallbestoredinh

用户评论(0)

0/200

精彩专题

上传我的资料

每篇奖励 +2积分

资料评价:

/49
1下载券 下载 加入VIP, 送下载券

意见
反馈

立即扫码关注

爱问共享资料微信公众号

返回
顶部