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首页 ASTM A473-01-2009 Stainless Steel Forgings1(不锈钢锻…

ASTM A473-01-2009 Stainless Steel Forgings1(不锈钢锻件).pdf

ASTM A473-01-2009 Stainless Ste…

阿飞
2011-02-09 0人阅读 举报 0 0 暂无简介

简介:本文档为《ASTM A473-01-2009 Stainless Steel Forgings1(不锈钢锻件)pdf》,可适用于工程科技领域

Designation:A–(Reapproved)StandardSpecificationforStainlessSteelForgingsThisstandardisissuedunderthefixeddesignationAthenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevisionAnumberinparenthesesindicatestheyearoflastreapprovalAsuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapprovalThisstandardhasbeenapprovedforusebyagenciesoftheDepartmentofDefenseScopeThisspecificationcoversaustenitic,austeniticferritic,ferritic,andmartensiticstainlesssteelforgingsforgeneraluse,andforloworhightemperatureserviceThevaluesstatedininchpoundunitsaretoberegardedasstandardThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandardReferencedDocumentsASTMStandards:ASpecificationforStainlessSteelBilletsandBarsforForgingATestMethodsandDefinitionsforMechanicalTestingofSteelProductsAAMSpecificationforGeneralRequirementsforStainlessSteelBars,Billets,andForgingsATestMethods,Practices,andTerminologyforChemicalAnalysisofSteelProductsEPracticeforNumberingMetalsandAlloysintheUnifiedNumberingSystem(UNS)OrderingInformationItistheresponsibilityofthepurchasertospecifyallrequirementsthatarenecessaryformaterialorderedunderthisspecificationSuchrequirementsmayinclude,butarenotlimitedto,thefollowing:Quantity(weightornumberofpieces),Dimensions,includingprintsorsketches,Nameofmaterial(stainlesssteelforgings),TypeorUNSdesignation(Table),Condition(Table),andASTMdesignationanddateofissueTestformagneticpermeabilityifspecifiedbycustomerpurchaseorderwhenorderingTypesandSpecialrequirementsIfpossibletheintendedenduseoftheitemshouldbegivenonthepurchaseorderespeciallywhentheitemisorderedforaspecificenduseorusesNOTEAtypicalorderingdescriptionisasfollows:stainlesssteelforgings,Type,DesignationA,ASTMSpecificationAdatedEnduse:pumpblocksforoilwellequipmentGeneralRequirementsInadditiontotherequirementsofthisspecification,allrequirementsofthecurrenteditionofSpecificationAAMshallapplyFailuretocomplywiththegeneralrequirementsofSpecificationAAMconstitutesnonconformancewiththisspecificationManufactureMaterialforforgingsshallconsistofingotsorblooms,billets,slabs,orbars,eitherforgedorrolledfromaningot,andcuttotherequiredlengthbyasuitableprocessThismaterial,exceptforingots,maybespecifiedtoSpecificationAThematerialshallbeforgedbyhammering,pressing,rolling,extruding,orupsettingItshallbebroughtasnearlyaspossibletothefinishedshapeandsizebyhotworkingandshallbeprocessed,ifpracticable,soastocausemetalflowduringthehotworkingoperationinthedirectionmostfavorableforresistingthestressesencounteredinserviceasmaybeindicatedtothemanufacturerbythepurchaserWhenspecifiedontheorder,asampleforgingmaybesectionedandetchedtoshowflowlinesandtheconditionasregardsinternalimperfectionsWhensospecified,thequestionofacceptableandunacceptablemetalflowshallbesubjecttoagreementbetweenthemanufacturerandthepurchaserpriortoorderentryWhenspecifiedontheorder,themanufacturershallsubmitforapprovalofthepurchaserasketchshowingtheshapeoftheroughforgingbeforemachining,orbeforeheattreatingformechanicalpropertiesThisspecificationisunderthejurisdictionofASTMCommitteeAonSteel,StainlessSteelandRelatedAlloysandisthedirectresponsibilityofSubcommitteeAonFlatRolledandWroughtStainlessSteelCurrenteditionapprovedMay,PublishedMayOriginallyapprovedinLastpreviouseditionapprovedinasA–ForreferencedASTMstandards,visittheASTMwebsite,wwwastmorg,orcontactASTMCustomerServiceatserviceastmorgForAnnualBookofASTMStandardsvolumeinformation,refertothestandard’sDocumentSummarypageontheASTMwebsiteCopyright©ASTMInternational,BarrHarborDrive,POBoxC,WestConshohocken,PA,UnitedStatesTABLEChemicalRequirementsAUNSDesignationBTypeNumberCarbon,Manganese,Phosphorus,Sulfur,Silicon,Chromium,Nickel,Molybdenum,Nitrogen,OtherElements,AusteniticGradesS–––S–––S–––––SXM––––SXM––––S––––Cu–S––SB–––Smin––CSSe––SeminS––SL––S––S––S––––Ce–S––SS––S––SS––S––––Cu–S–––S–––SL–––S–––S––TiCminS––CbTaC,minS––CbTaC,minTaCoAusteniticFerriticGradesSDCu–SD––––Cu–W–S––––FerriticGradesS–A–S–S–SFmin–CSSFSe––SeminMartensiticGradesS–S–SS–S––S–––––CuSE––––Smin–CSSe–SeminSOver–S––SA––SB––SC––AMaximum,unlessrangeorminimumisindicatedBNewdesignationestablishedinaccordancewithPracticeEandSAEJCAtmanufacturer’soptionreportedonlywhenintentionallyaddedDCrMoN$EWroughtversionofCANMA–()ThegrainsizeshallbeasfineaspracticableandprecautionsshallbetakentominimizegraingrowthHeatTreatmentExceptforS,theausteniticsteelsshallreceiveasolutionheattreatment,consistingofheatingthematerialtoaminimumtemperatureof°F(°C),followedbycoolingrapidlyinairorwaterSshallreceiveasolutionheattreatment,consistingofheatingthematerialtoaminimumtemperatureof°F(°C)followedbycoolingrapidlyinairorwaterWhenspecified,Types,,andshallreceiveastabilizationheattreatmentinadditiontothesolutionheattreatmentspecifiedin,whichshallconsistofholdingtheforgingsatto°F(to°C)forhforeachinchofsectionthicknesswithaminimumholdingtimeofh,followedbyaircoolingorwaterquenchingThestabilizationheattreatmentisnotusuallyspecified,unlessthesesteelsareintendedforseverelycorrosiveenvironmentsinthetemperaturerangefromto°F(to°C)Whenspecified,thestabilizationheattreatmentshallbethefinalheattreatmentandmaybeperformedbeforemachiningSshallreceiveanannealingtreatment,consistingofheatingthematerialtoatemperatureof°F(°C)to°F(°C)foranappropriatetimefollowedbywaterquenchingorrapidcoolingbyothermeansSshallreceiveanannealingtreatmentconsistingofheatingthematerialtoaminimumtemperatureof°F(°C),followedbywaterquenchingorrapidcoolingbyothermeansTheferriticgradesshallbeproperlyannealed:ExceptforSandS,themartensiticgradesshallbeannealed,orhardenedandtemperedasspecifiedLiquidquenchingshallbepermittedonlybyagreementwiththepurchaserForS,heatto°F(°C)minimumandholdforhattemperatureminimumAircooltobelow°F(°C)andtemperat°F(°C)minimumforhinofcrosssectionalthicknessminimumTABLEMechanicalPropertyRequirementsTypeConditionYieldStrength,min,ksi(MPa)ATensileStrength,min,ksi(MPa)Elongationinin(mm)orD,minReductionofArea,min,BrinellHardnessNumber,maxAusteniticGrades,,B,,SE,,,,S,,S,,,,,A()()A()()A()()and,Sectionsin(mm)andUnderA()()and,SectionsOverin(mm)A()()LandLA()()XMandXMA()()SA()()SA()()SA()()AusteniticFerriticGradesSA()()SA()()SA()()FerriticGradesF,FSE,A()()A()()A()()A()()MartensiticGrades,,,SEA()()SA()()AT()()H()()ST()()Snormalizedandtempered()()AABT()()H()()A,B,CAAYieldstrengthshallbedeterminedbytheoffsetmethodinaccordancewithTestMethodsandDefinitionsAAnalternativemethodofdeterminingyieldstrengthmaybeusedbasedonatotalextensionunderloadofBTypeforgingsofdesignationA,whenspecified,shallbecapableofmeetingtheabovemechanicalpropertyrequirementsofdesignationTafteroilquenchingfromto°F(to°C)andtemperingatnotlessthan°F(°C),ordesignationHwhenoilquenchedfromto°F(to°C)andtemperedatnotmorethan°F(°C)A–()ForSheatto°F(°C)minimum,aircoolto°F(°C)orlowerpriortoanyoptionalintermediatetemperandpriortothefinaltemperThefinaltempershallbebetween°F(°C)and°F(°C)Types,A,B,andCshouldbeusedbythepurchaserinthehardenedandtemperedconditionInresponsetoheattreatment,thesematerialsshallbecapableofmeetingtheminimumhardnessrequirementsasspecifiedinTableTypeSshallreceiveanannealingtreatmentconsistingofheatingthematerialtoaminimumtemperatureof°F(°C),followedbywaterquenchingofrapidcoolingbyothermeansChemicalCompositionThesteelshallconformtotherequirementsforchemicalcompositionspecifiedinTableMethodsandpracticesrelatingtochemicalanalysisrequiredbythisspecificationshallbeinaccordancewithMethods,Practices,andTerminologyAMechanicalPropertiesRequirementsThematerialshallconformtotheroomtemperaturemechanicalrequirementsspecifiedinTableInsteadoftensiontests,hardnessrequirements,inaccordancewithTable,maybespecifiedbythepurchaserfortheferriticandthemartensiticsteelsThemartensiticgradesshallbecapableofmeetingthehardnessrequirements,afterheattreating,asspecifiedinTableMagneticPermeabilityWhenrequiredbythepurchaseorder,themagneticpermeabilityofTypesandintheannealedconditionshallnotexceedastestedbyaSeverntypeindicatorProlongationsforTestsSubjecttoSectionsand,theforgingsshallbeproducedwithprolongationsfortesting,unlessotherwisespecifiedTheproducermayelecttosubmitanextraforgingtorepresenteachtestlotinsteadofprolongations,orthetestspecimenscanbetakenfromtheforgingsthemselvesNumberofTestsForallclassesofforgingsweighingfromtolb(tokg)each,atleastonetensiontestshallbemadefromeachforgingAlso,onemagneticpermeabilitytestmustbemadewhenspecifiedonthecustomerorderForallclassesofforgingsweighingmorethanlbeach,onetensiontestshallbemadefromeachendofeachforgingInthecaseofringforgings,thetensiontestspecimenshallberemovedfromeachoftwolocationsontheperiphery,approximately°apart,orinsofaraspracticablefromoppositeendsoftheforgingAlso,onemagneticpermeabilitytestmustbemadewhenspecifiedonthecustomerorderForforgingsweighinglessthanlbeach,onetensiontestshallbemadefromeachsizeclassificationforeachheatineachheattreatingchargeWhentheheattreatingcyclesarethesameandthefurnaces(eitherbatchorcontinuoustype)arecontrolledwithin°F(°C)andequippedwithrecordingpyrometerssothatcompleterecordsofheattreatmentareavailable,thenonlyonetensiontestfromeachheatofeachsizeclassificationisrequiredAlso,onemagneticpermeabilitytestmustbemadewhenspecifiedonthecustomerorderTestSpecimensTensiontestspecimensshallbetakenfromthetestprolongationsorfromtheforgingsasprovidedinSectionDependinguponthemethodofforging,testspecimensshallbeprocuredasfollows,unlessotherwisespecified:TheaxisofthespecimenshallbelocatedatanypointmidwaybetweenthecenterandthesurfaceofsolidforgingsatanypointmidwaybetweentheinnerandoutersurfacesofthewallofboredforgingsandshallbeparalleltothedirectionofgreatestmetalflowTheaxisofthespecimenshallbetangentialtotheforgingontheperipherythatis,atrightanglestoboththeradiusandtheaxisoftheforgingThetensiontestspecimensshallbemachinedtotheformanddimensionsforstandardroundtensiontestspecimenswithinormmgaugelengthshowninFigofTestMethodsandDefinitionsAOnsmallforgingswhereitisnotpracticabletousesuchspecimens,thesubstitutionofspecimensconformingtothesmallsizespecimensofFigofTestMethodsandDefinitionsAispermittedRetreatmentIfanyspecimenselectedtorepresentanylotasdescribedinSectionfailstomeetanyofthetestrequirements,thematerialrepresentedbysuchspecimensmayberetreatedandresubmittedfortestKeywordsausteniticstainlesssteelausteniticferriticduplexstainlesssteelferriticstainlesssteelmartensiticstainlesssteelstainlesssteelforgingsTABLEResponsetoHeatTreatmentTypeAUNSHeatTreatmentBTemperature°F(°C)QuenchantHardnessHRC,minS()AirS()AirSS()OilmaxS()OilS()AirSeS()AirS()AirS()OilAS()AirBS()OilCS()AirASamplesfortestingshallbeintheformofasectionnotexceeding⁄in(min)inthicknessBTemperaturetoleranceis°F(°C)A–()ASTMInternationaltakesnopositionrespectingthevalidityofanypatentrightsassertedinconnectionwithanyitemmentionedinthisstandardUsersofthisstandardareexpresslyadvisedthatdeterminationofthevalidityofanysuchpatentrights,andtheriskofinfringementofsuchrights,areentirelytheirownresponsibilityThisstandardissubjecttorevisionatanytimebytheresponsibletechnicalcommitteeandmustbereviewedeveryfiveyearsandifnotrevised,eitherreapprovedorwithdrawnYourcommentsareinvitedeitherforrevisionofthisstandardorforadditionalstandardsandshouldbeaddressedtoASTMInternationalHeadquartersYourcommentswillreceivecarefulconsiderationatameetingoftheresponsibletechnicalcommittee,whichyoumayattendIfyoufeelthatyourcommentshavenotreceivedafairhearingyoushouldmakeyourviewsknowntotheASTMCommitteeonStandards,attheaddressshownbelowThisstandardiscopyrightedbyASTMInternational,BarrHarborDrive,POBoxC,WestConshohocken,PA,UnitedStatesIndividualreprints(singleormultiplecopies)ofthisstandardmaybeobtainedbycontactingASTMattheaboveaddressorat(phone),(fax),orserviceastmorg(email)orthroughtheASTMwebsite(wwwastmorg)A–()ScopeReferencedDocumentsOrderingInformationGeneralRequ

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ASTM A473-01-2009 Stainless Steel Forgings1(不锈钢锻件)

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