Designation:B672−02(Reapproved2018)StandardSpecificationforNickel-Iron-Chromium-Molybdenum-ColumbiumStabilizedAlloy(UNSN08700)BarandWire1ThisstandardisissuedunderthefixeddesignationB672;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thisspecificationcoversnickel-iron-chromium-molybdenum-columbiumstabilizedalloy(UNSN08700)2bar.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.ItistheresponsibilityoftheuserofthisstandardtobecomefamiliarwithallhazardsincludingthoseidentifiedintheappropriateSafetyDataSheet(SDS)forthisproduct/materialasprovidedbythemanufacturer,toestablishappropriatesafety,health,andenvironmentalpractices,anddeterminetheapplicabilityofregulatorylimitationspriortouse.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:3A262PracticesforDetectingSusceptibilitytoIntergranularAttackinAusteniticStainlessSteelsB880SpecificationforGeneralRequirementsforChemicalCheckAnalysisLimitsforNickel,NickelAlloysandCobaltAlloysE8/E8MTestMethodsforTensionTestingofMetallicMa-terialsE29PracticeforUsingSignificantDigitsinTestDatatoDetermineConformancewithSpecificationsE1473TestMethodsforChemicalAnalysisofNickel,Co-baltandHigh-TemperatureAlloys3.Terminology3.1DefinitionsofTermsSpecifictoThisStandard:3.1.1Thetermsbarandwireasusedinthisspecificationaredescribedasfollows:3.1.2ba...
