ASTM-A240-A-240M-07e1

Designation:A240/A240M–07e1StandardSpecificationforChromiumandChromium-NickelStainlessSteelPlate,Sheet,andStripforPressureVesselsandforGeneralApplications1ThisstandardisissuedunderthefixeddesignationA240/A240M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(e)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheDepartmentofDefense.e1NOTE—Table2wascorrectededitoriallyinJuly2007.1.Scope*1.1Thisspecification2coverschromium,chromium-nickel,andchromium-manganese-nickelstainlesssteelplate,sheet,andstripforpressurevesselsandforgeneralapplications.1.2Thevaluesstatedineitherinch-poundunitsorSIunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemarenotexactequivalents;therefore,eachsystemmustbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnonconformancewiththespecification.1.3Thisspecificationisexpressedinbothinch-poundandSIunits.However,unlesstheorderspecifiestheapplicable“M”specificationdesignation(SIunits),thematerialshallbefurnishedininch-poundunits.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:3A370TestMethodsandDefinitionsforMechanicalTestingofSteelProductsA480/A480MSpecificationforGeneralRequirementsforFlat-RolledStainlessandHeat-ResistingSteelPlate,Sheet,andStripA923TestMethodsforDetectingDetrimentalIntermetallicPhaseinDuplexAustenitic/FerriticStainlessSteelsE112TestMethodsforDeterminingAverageGrainSizeE527PracticeforNumberingMetalsandAlloys(UNS)2.2SAEStandard:4J1086PracticeforNumberingMetalsandAlloys(UNS)3.GeneralRequirements3.1Thefollowingrequirementsforordersformaterialfurnishedunderthisspecificationshallconformtotheappli-cablerequirementsofthecurrenteditionofSpecificationA480/A480M.3.1.1Definitions;3.1.2Generalrequirementsfordelivery;3.1.3Orderinginformation;3.1.4Process;3.1.5Specialtests;3.1.6Heattreatment;3.1.7Dimensionsandpermissiblevariations;3.1.8Workmanship,finishandappearance;3.1.9Numberoftests/testmethods;3.1.10Specimenpreparation;3.1.11Retreatment;3.1.12Inspection;3.1.13Rejectionandrehearing;3.1.14Materialtestreport;3.1.15Certification;and3.1.16Packaging,marking,andloading.4.ChemicalComposition4.1ThesteelshallconformtotherequirementsastochemicalcompositionspecifiedinTable1andshallconformtoapplicablerequirementsspecifiedinSpecificationA480/A480M.1ThisspecificationisunderthejurisdictionofASTMCommitteeA01onSteel,StainlessSteelandRelatedAlloysandisthedirectresponsibilityofSubcommitteeA01.17onFlat-RolledandWroughtStainlessSteel.CurrenteditionapprovedApril1,2007.PublishedApril2007.Originallyapprovedin1940.Lastpreviouseditionapprovedin2006asA240/A240M–06c.2ForASMEBoilerandPressureVesselCodeapplicationsseerelatedSpecifi-cationSA-240inSectionIIofthatCode.3ForreferencedASTMstandards,visittheASTMwebsite,@astm.org.ForAnnualBookofASTMStandardsvolumeinformation,refertothestandard’sDocumentSummarypageontheASTMwebsite.4AvailablefromSocietyofAutomotiveEngineers(SAE),400CommonwealthDr.,Warrendale,PA15096-0001,*ASummaryofChangessectionappearsattheendofthisstandard.Copyright©ASTMInternational,100BarrHarborDrive,POBoxC700,WestConshohocken,PA19428-2959,UnitedStates.CopyrightASTMInternationalProvidedbyIHSunderlicensewithASTMLicensee=NorthCarolinaDOT/5959838001NotforResale,07/26/200719:59:37MDTNoreproductionornetworkingpermittedwithoutlicensefromIHS--`,,,`,`,,,,``,``,,,,`,,`,```,-`-`,,`,,`,`,,`---5.MechanicalProperties5.1ThematerialshallconformtothemechanicalpropertiesspecifiedinTable2.5.2Whenspecifiedbythepurchaser,CharpyimpacttestsshallbeperformedinaccordancewithSupplementaryRequire-mentS1.6.MaterialsforHigh-TemperatureService6.1TheausteniticHTypesshallconformtoanaveragegrainsizeofASTMNo.7orcoarserasmeasuredbyTestMethodsE112.6.2SupplementaryRequirementS2shallbeinvokedwhennon-HgradeausteniticstainlesssteelsareorderedforASMECodeapplicationsforserviceabove1000°F[540°C].6.3GradeS31060,unlessotherwisespecifiedinthepur-chaseorder,shallconformtoanaveragegrainsizeofASTMNo.7orcoarser,asmeasuredbyTestMethodsE112.7.Keywords7.1chromium;chromium-nickelstainlesssteel;chromium-manganese-nickelstainlesssteel;pressurevesselsA240/A240M–07e12CopyrightASTMInternationalProvidedbyIHSunderlicensewithASTMLicensee=NorthCarolinaDOT/5959838001NotforResale,07/26/200719:59:37MDTNoreproductionornetworkingpermittedwithoutlicensefromIHS--`,,,`,`,,,,``,``,,,,`,,`,```,-`-`,,`,,`,`,,`---TABLE1ChemicalCompositionRequirements,%AUNSDesignationBTypeCCarbonDManganesePhos-phorusSulfurSiliconChromiumNickelMolybdenumNitrogenCopperOtherElementsE,FAustenitic(Chromium-Nickel)(Chromium-Manganese-Nickel)N08020...0.072.000.0450.0351.0019.0–21.032.0–38.0