astm a182a182m-18

1、Designation:A182A182M?18EndsedbyManufacturersStardizationSocietyoftheValveFittingsIndustryUsedinUSDOENEStardsStardSpecificationfFgedRolledAlloyStainlessSteelPipeFlangesFgedFittingsValvesPartsfHighTemperatureService1Thiss

2、tardisissuedunderthefixeddesignationA182A182Mthenumberimmediatelyfollowingthedesignationindicatestheyearofiginaladoptioninthecaseofrevisiontheyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuper

3、epsilon()indicatesaneditialchangesincethelastrevisionreapproval.ThisstardhasbeenapprovedfusebyagenciesoftheU.S.DepartmentofDefense.1.Scope1.1Thisspecification2coversfgedlowalloystainlesssteelpipingcomponentsfuseinpressur

4、esystems.IncludedareflangesfittingsvalvessimilarpartstospecifieddimensionstodimensionalstardssuchastheASMEspecificationsthatarereferencedinSection2.1.2Fbarsproductsmachineddirectlyfrombar(otherthanthosedirectlyaddressedb

5、ythisspecificationsee6.4)refertoSpecificationsA479A479MA739fthesimilargradesavailableinthosespecifications.Productsmadetothisspecificationarelimitedtoamaximumweightof10000lb[4540kg].Flargerproductsproductsfotherapplicati

6、onsrefertoSpecificationsA336A336MA965A965Mfthesimilarferriticausteniticgradesrespectivelyavailableinthosespecifications.1.3Severalgradesoflowalloysteelsferriticmartensiticausteniticferriticausteniticstainlesssteelsareinc

7、ludedinthisspecification.ionwilldependupondesignservicerequirements.Severaloftheferriticaustenitic(duplex)gradesarealsofoundinSpecificationA1049A1049M.1.4Supplementaryrequirementsareprovidedfusewhenadditionaltestinginspe

8、ctionisdesired.Theseshallapplyonlywhenspecifiedindividuallybythepurchaserintheder.1.5ThisspecificationisexpressedinbothinchpoundunitsinSIunits.Howeverunlessthederspecifiestheapplicable“M”specificationdesignation(SIunits)

9、thematerialshallbefurnishedtoinchpoundunits.1.6ThevaluesstatedineitherSIunitsinchpoundunitsaretoberegardedseparatelyasthestard.WithinthetexttheSIunitsareshowninbrackets.Thevaluesstatedineachsystemmaynotbeexactequivalents

10、therefeeachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconfmancewiththestard.1.7Thisinternationalstardwasdevelopedinaccdancewithinternationallyrecognizedprinciplesonstardization

11、establishedintheDecisiononPrinciplesftheDevelopmentofInternationalStardsGuidesRecommendationsissuedbytheWldTradeganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1Inadditiontothereferenceddocumentsl

12、istedinSpecificationA961A961Mthefollowinglistofstardsapplytothisspecification.2.2ASTMStards:3A262PracticesfDetectingSusceptibilitytoIntergranularAttackinAusteniticStainlessSteelsA275A275MPracticefMagicParticleExamination

13、ofSteelFgingsA336A336MSpecificationfAlloySteelFgingsfPressureHighTemperaturePartsA388A388MPracticefUltrasonicExaminationofSteelFgingsA479A479MSpecificationfStainlessSteelBarsShapesfUseinBoilersOtherPressureVesselsA484A48

14、4MSpecificationfGeneralRequirementsfStainlessSteelBarsBilletsFgingsA739SpecificationfSteelBarsAlloyHotWroughtfElevatedTemperaturePressureContainingPartsBoth1ThisspecificationisunderthejurisdictionofASTMCommitteeA01onStee

15、lStainlessSteelRelatedAlloysisthedirectresponsibilityofSubcommitteeA01.22onSteelFgingsWroughtFittingsfPipingApplicationsBoltingMaterialsfPipingSpecialPurposeApplications.CurrenteditionapprovedMarch12018.PublishedMarch201

16、8.iginallyapprovedin1935.Lastpreviouseditionapprovedin2017asA182A182M–17.DOI:10.1520A0182_A0182M18.2FASMEBoilerPressureVesselCodeapplicationsseerelatedSpecificationSA182inSectionIIofthatCode.3FreferencedASTMstardsvisitth

17、eASTMwebsitewww.astm.gcontactASTMCustomerServiceat.FAnnualBookofASTMStardsvolumeinfmationrefertothestard’sDocumentSummarypageontheASTMwebsite.ASummaryofChangessectionappearsattheendofthisstardCopyright?ASTMInternational1

18、00BarrHarbDrivePOBoxC700WestConshohockenPA194282959.UnitedStatesThisinternationalstardwasdevelopedinaccdancewithinternationallyrecognizedprinciplesonstardizationestablishedintheDecisiononPrinciplesftheDevelopmentofIntern

19、ationalStardsGuidesRecommendationsissuedbytheWldTradeganizationTechnicalBarrierstoTrade(TBT)Committee.17.HeatTreatment67.1Afterhotwkingfgingsshallbecooledtoatemperaturebelow1000F[538C]pritoheattreatinginaccdancewiththere

20、quirementsofTable1.7.2LowAlloySteelsFerriticMartensiticStainlessSteels—Thelowalloysteelsferriticmartensiticstainlesssteelsshallbeheattreatedinaccdancewiththerequirementsof7.1Table1.Whenmethanoneheattreatmentoptionisliste

21、dfaGradeinTable1anyoneoftheheattreatmentslistedshallbeperfmed.Theionoftheheattreatmentshallbeatthemanufacturer’soptionunlessotherwisestatedinthepurchaseder.7.2.1LiquidQuenching—Exceptaspermittedin7.2.2fF1F2F3whenagreedto

22、bythepurchaserliquidquenchingfollowedbytemperingshallbepermittedprovidedthetemperaturesinTable1feachgradeareused.7.2.1.1Marking—Partsthatareliquidquenchedtemperedshallbemarked“QT.”7.2.2AlternativelyGradeF1F2F12Classes12m

23、aybegivenaheattreatmentof1200F[650C]minimumafterfinalhotcoldfming.7.3AusteniticFerriticAusteniticStainlessSteels—Exceptaspermittedby7.5theausteniticferriticausteniticstainlesssteelsshallbeheattreatedliquidquenchedinaccda

24、ncewiththerequirementsof7.1Table1.7.3.1AlternativelyimmediatelyfollowinghotwkingwhilethetemperatureofthefgingisnotlessthantheminimumsolutionannealingtemperaturespecifiedinTable1fgingsmadefromausteniticgrades(exceptgrades

25、F304HF309HF310F310HF316HF321F321HF347F347HF348F348HF45F56)maybeindividuallyrapidlyquenchedinaccdancewiththerequirementsofTable1.Ferriticausteniticgradesmaybesolutionannealedwithoutcoolingbelow1000Fbybeingreheatedtothesol

26、utionannealingtemperaturerequiredinTable1heldfatimesufficienttodissolvephasesprecipitateswhichmaycauseareductionincrosionmechanicalpropertiesquenchedinaccdancewithTable1.7.3.2SeeSupplementaryRequirementS8ifaparticularhea

27、ttreatmentmethodistobeemployed.7.4TimeofHeatTreatment—Heattreatmentoffgingsmaybeperfmedbefemachining.7.5FgedRolledBar—Fgedrolledausteniticstainlessbarfromwhichcylindricallyshapedpartsaretobemachinedaspermittedby6.4thepar

28、tsmachinedfromsuchbarwithoutheattreatmentaftermachiningshallbefurnishedtotheannealingquenchingrapidcoolingrequirementsofSpecificationA484A484Mthisspecificationwithsubsequentlightcolddrawingstraighteningpermitted(seeSuppl

29、ementaryRequirementS3ifannealingmustbethefinaloperation).8.ChemicalComposition8.1AchemicalheatanalysisinaccdancewithSpecificationA961A961MshallbemadeconfmtothechemicalcompositionprescribedinTable2.8.2Gradestowhichleadsel

30、eniumotherelementsareaddedfthepurposeofrenderingthematerialfreemachiningshallnotbeused.8.3StartingmaterialproducedtoaspecificationthatspecificallyrequirestheadditionofanyelementbeyondthoselistedinTable2ftheapplicablegrad

31、eofmaterialisnotpermitted.8.4Steelgradescoveredinthisspecificationshallnotcontainanunspecifiedelementotherthannitrogeninstainlesssteelsfthederedgradetotheextentthatthesteelconfmstotherequirementsofanothergradefwhichthate

32、lementisaspecifiedelementhavingarequiredminimumcontent.FthisrequirementagradeisdefinedasanalloydescribedindividuallyidentifiedbyitsownUNSdesignationGradedesignationidentificationsymbolinTable2.8.5ProductAnalysis—Thepurch

33、asermaymakeaproductanalysisonproductssuppliedtothisspecificationinaccdancewithSpecificationA961A961M.9.MechanicalProperties9.1ThematerialshallconfmtotherequirementsastomechanicalpropertiesfthegradederedaslistedinTable3.9

34、.2Mechanicaltestspecimensshallbeobtainedfromproductionfgingsfromseparatelyfgedtestblankspreparedfromthestockusedtomakethefinishedproduct.Ineithercasemechanicaltestspecimensshallnotberemoveduntilafterallheattreatmentiscom

35、plete.Ifrepairweldingisrequiredtestspecimensshallnotberemoveduntilafterpostweldheattreatmentiscompleteexceptfferriticgradeswhenthepostweldheattreatmentisconductedatleast50F[30C]belowtheactualtemperingtemperature.Whentest

36、blanksareusedtheyshallreceiveapproximatelythesamewkingasthefinishedproduct.Thetestblanksshallbeheattreatedwiththefinishedproductshallapproximatethemaximumcrosssectionofthefgingstheyrepresent.9.3Fnmalizedtemperedquenchedt

37、emperedfgingsthecentralaxisofthetestspecimenshallbetakenatleast1?4TfromthenearestsurfaceasheattreatedwhereTisthemaximumheattreatedthicknessoftherepresentedfging.Inadditionfquenchedtemperedfgingsthelengthofthetestspecimen

38、shallbeatleastTfromallothersurfacesasheattreatedexclusiveoftheTdimensionsurfaces.Whenthesectionthicknessdoesnotpermitthispositioningthetestspecimenshallbepositionedasnearaspossibletotheprescribedlocationasagreedtobythepu

39、rchaserthesupplier.9.3.1Withpripurchaseapprovalthetestspecimenfferriticsteelfgingsmaybetakenatadepth(t)crespondingtothedistancefromtheareaofsignificantstresstothenearestheattreatedsurfaceatleasttwicethisdistance(2t)froma

40、nysecondsurface.Howeverthetestdepthshallnotbenearertoonetreatedsurfacethan3?4in.[19mm]tothesecond6Asolutionannealingtemperatureabove1950F[1065C]mayimpairtheresistancetointergranularcrosionaftersubsequentexposuretosensiti

41、zingconditionsinF321F321HF347F347HF348F348H.Whenspecifiedbythepurchaseralowertemperaturestabilizingtreatmentasecondsolutionannealingshallbeusedsubsequenttotheinitialhightemperaturesolutionanneal(seeSupplementaryRequireme