Designation:B498/B498M−19StandardSpecificationforZinc-Coated(Galvanized)SteelCoreWireforUseinOverheadElectricalConductors1ThisstandardisissuedunderthefixeddesignationB498/B498M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thisspecificationcoversround,zinc-coated,steelcorewirewithtwoclassesofzinccoatingforuseinoverheadelectricalconductors.1.2Thisspecificationcoverswireofdiameterfrom0.0500to0.1900in.or1.27to4.82mm,inclusive.1.3ThevaluesstatedineitherSIunitsorinch-poundunitsaretoberegardedseparatelyasstandard.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eachsystemshallbeusedindependentlyoftheother.Combiningvaluesfromthetwosystemsmayresultinnon-conformancewiththestandard.1.4Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1Thefollowingdocumentsoftheissueineffectondateofmaterialpurchaseformapartofthisspecificationtotheextentreferencedherein.2.2ASTMStandards:2A90/A90MTestMethodforWeight[Mass]ofCoatingonIronandSteelArticleswithZincorZinc-AlloyCoatingsA370TestMethodsandDefinitionsforMechanicalTestingofSteelProductsA751TestMethods,Practices,andTerminologyforChemi-calAnalysisofSteelProductsB6SpecificationforZincB193TestMethodforResistivityofElectricalConductorMaterialsE29PracticeforUsingSignificantDigitsinTestDatatoDetermineConformancewithSpecifications3.Terminology3.1Definitions:3.1.1lot—unlessotherwisespecifiedinthecontractororder,alotshallconsistofallcoilsofwireofthesamediameterandunitlengthssubmittedforinspectionatthesametime.3.1.2productcode—Definesproductcoatingtype,coatingclass...
