Designation:B189−05(Reapproved2015)StandardSpecificationforLead-CoatedandLead-Alloy-CoatedSoftCopperWireforElectricalPurposes1ThisstandardisissuedunderthefixeddesignationB189;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thisspecificationcoverslead-coatedandlead-alloy-coated,round,softorannealedcopperwireforelectricalpurposes.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.TheSIvaluesfordensityandresistivityaretoberegardedasthestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.ThehazardstatementappliesonlytoSection6ofthisspecification.2.ReferencedDocuments2.1Thefollowingdocumentsoftheissueineffectatthetimeofreferenceformapartofthesemethodstotheextentreferencedherein:2.2ASTMStandards:2B49SpecificationforCopperRodDrawingStockforElec-tricalPurposesB193TestMethodforResistivityofElectricalConductorMaterialsB258SpecificationforNominalDiametersandCross-SectionalAreasofAWGSizesofSolidRoundWiresUsedasElectricalConductors2.3NIST:NBSHandbook100CopperWireTables33.OrderingInformation3.1Ordersformaterialunderthisspecificationshallincludethefollowinginformation:3.1.1Quantityofeachsizeandtypeofcoating;3.1.2Wiresize:diameterininches(see5.3andTable1);3.1.3Typeofcoating(seeSection1);3.1.4Typeofcopper,ifspecial(see4.2);3.1.5Packagesize(see8.1);3.1.6Specialpackagemarking,ifrequired;and3.1.7Placeofinspection(see6.1).4.Material4.1CoatingMaterial—Thecoatingmaterialshallbecom-merciallypureleadoraleadalloy.Theleadalloyshallconformtothefollo...
