Designation:B85/B85M−14StandardSpecificationforAluminum-AlloyDieCastings1ThisstandardisissuedunderthefixeddesignationB85/B85M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheU.S.DepartmentofDefense.1.Scope*1.1Thisspecificationcoversaluminum-alloydiecastingsofallcompositions.Thirteenofthemostcommonlydiecastalloycompositionsarespecified,designatedasshowninTable1.1.2Thisspecificationisnotintendedforaluminum-alloydiecastingsusedinaerospaceapplications.1.3AlloyandtemperdesignationsareinaccordancewithANSIH35.1/H35.1(M).TheequivalentunifiednumberingsystemalloydesignationsareinaccordancewithPracticeE527.1.4Unlesstheorderspecifiesthe“M”specificationdesignation,thematerialshallbefurnishedtotheinch-poundunits.1.5Foracceptancecriteriaforinclusionofnewaluminumandaluminumalloysandtheirpropertiesinthisspecification,seeAnnexA1andAnnexA2.1.6Units—ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatoryrequirementspriortouse.2.ReferencedDocuments2.1Thefollowingdocumentsoftheissueineffectondateoforderacceptanceformapartofthisspecificationtotheextentreferencedherein:2.2ASTMStandards:2B179SpecificationforAluminumAlloysinIngotandMol-tenFormsforCastingsfromAllCastingProcessesB275PracticeforCodificationofCertainNonferrousMetalsandAlloys,CastandWroughtB557TestMethodsforTensionTestingWroughtandCastAluminum-andMag...