2013ASMEBoilerandPressureVesselCodeANINTERNATIONALCODEIIMaterialsPartDProperties(Metric)6.2013ASMEFINALCovers_IIPartD(Met)MECH5.9.indd15/15/135:28PMIIMATERIALSPartDProperties(Metric)ASMEBoilerandPressureVesselCommitteeonMaterialsANINTERNATIONALCODE2013ASMEBoiler&PressureVesselCode2013EditionJuly1,2013TwoParkAvenue�NewYork,NY�10016USADateofIssuance:July1,2013ThisinternationalcodeorstandardwasdevelopedunderproceduresaccreditedasmeetingthecriteriaforAmer-icanNationalStandardsanditisanAmericanNationalStandard.TheStandardsCommitteethatapprovedthecodeorstandardwasbalancedtoassurethatindividualsfromcompetentandconcernedinterestshavehadanoppor-tunitytoparticipate.Theproposedcodeorstandardwasmadeavailableforpublicreviewandcommentthatpro-videsanopportunityforadditionalpublicinputfromindustry,academia,regulatoryagencies,andthepublic-at-large.ASMEdoesnot“approve,”“rate,”or“endorse”anyitem,construction,proprietarydevice,oractivity.ASMEdoesnottakeanypositionwithrespecttothevalidityofanypatentrightsassertedinconnectionwithanyitemsmentionedinthisdocument,anddoesnotundertaketoinsureanyoneutilizingastandardagainstliabilityforinfringementofanyapplicableletterspatent,norassumeanysuchliability.Usersofacodeorstandardareex-presslyadvisedthatdeterminationofthevalidityofanysuchpatentrights,andtheriskofinfringementofsuchrights,isentirelytheirownresponsibility.Participationbyfederalagencyrepresentative(s)orperson(s)affiliatedwithindustryisnottobeinterpretedasgovernmentorindustryendorsementofthiscodeorstandard.ASMEacceptsresponsibilityforonlythoseinterpretationsofthisdocumentissuedinaccordancewiththeestab-lishedASMEproceduresandpolicies,whichprecludestheissuanceofinterpretationsbyindividuals.Theendnotesinthisdocument(ifany)arepartofthisAmericanNationalStandard.ASMEcollectivemembershipmarkCertificationMarkTheaboveASMEsymbolisregisteredintheU.S.PatentOffice.“ASME”isthetrademarkofTheAmericanSocietyofMechanicalEngineers.Nopartofthisdocumentmaybereproducedinanyform,inanelectronicretrievalsystemorotherwise,withoutthepriorwrittenpermissionofthepublisher.LibraryofCongressCatalogCardNumber:56-3934PrintedintheUnitedStatesofAmericaAdoptedbytheCouncilofTheAmericanSocietyofMechanicalEngineers,1914;latestedition2013.TheAmericanSocietyofMechanicalEngineersTwoParkAvenue,NewYork,NY10016-5990Copyright©2013byTHEAMERICANSOCIETYOFMECHANICALENGINEERSAllrightsreservedTABLEOFCONTENTSListofSections................................................................................xForeword.....................................................................................xiiStatementofPolicyontheUseoftheCertificationMarkandCodeAuthorizationinAdvertising............xivStatementofPolicyontheUseofASMEMarkingtoIdentifyManufacturedItems........................xivSubmittalofTechnicalInquiriestotheBoilerandPressureVesselStandardsCommittees.................xvPersonnel.....................................................................................xviiSummaryofChanges...........................................................................xxxiiListofChangesinRecordNumberOrder..........................................................xlviCross-ReferencingandStylisticChangesintheBoilerandPressureVesselCode.........................xlviiiSubpart1StressTables....................................................1StatementofPolicyonInformationProvidedintheStressTables........1GuidelineonLocatingMaterialsinStressTables,andinTablesofMechanicalandPhysicalProperties..........................................2Subpart2PhysicalPropertiesTables........................................752Introduction......................................................752Subpart3ChartsandTablesforDeterminingShellThicknessofComponentsUnderExternalPressure........................................793MandatoryAppendix1BasisforEstablishingStressValuesinTables1Aand1B............928MandatoryAppendix2BasisforEstablishingDesignStressIntensityValuesforTables2A,2B,and4,andAllowableStressValuesforTable3...................930MandatoryAppendix3BasisforEstablishingExternalPressureCharts.....................933MandatoryAppendix4................................................................940MandatoryAppendix5GuidelinesontheApprovalofNewMaterialsUndertheASMEBoilerandPressureVesselCode...........................................941MandatoryAppendix7GuidelinesonMultipleMarkingofMaterials........................946MandatoryAppendix9StandardUnitsforUseinEquations...............................948MandatoryAppendix10BasisforEstablishingMaximumAllowableStressValuesforTables5Aand5B........................................................949NonmandatoryAppendixAIssuesAssociatedWithMaterialsUsedinASMECodeConstruction...951NonmandatoryAppendixBDevelopingNominalCompositionDesignationsforASMECodeMaterials......................................................971NonmandatoryAppendixCGuidancefortheUseofU.S.CustomaryandSIUnitsintheASMEBoilerandPressureVesselCode.......................................974NonmandatoryAppendixDGuidelines