Designation:B750−16StandardSpecificationforGALFAN1(Zinc-5%Aluminum-Mischmetal)AlloyinIngotFormforHot-DipCoatings2ThisstandardisissuedunderthefixeddesignationB750;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope*1.1ThisspecificationcoversGALFAN,zinc-5%aluminum-mischmetal(Zn-5Al-MM)alloy(UNSZ38510)3iningotformforremeltingforuseintheproductionofhot-dipcoatingsonsteel.AlloycompositionisspecifiedinTable1.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.ItistheresponsibilityoftheuserofthisstandardtobecomefamiliarwithallhazardsincludingthoseidentifiedintheappropriateSafetyDataSheet(SDS)forthisproduct/materialasprovidedbythemanufacturer,toestablishappropriatesafetyandhealthpractices,anddeterminetheapplicabilityofregulatorylimi-tationspriortouse.2.ReferencedDocuments2.1ASTMStandards:4B899TerminologyRelatingtoNon-ferrousMetalsandAl-loysB949SpecificationforGeneralRequirementsforZincandZincAlloyProductsE29PracticeforUsingSignificantDigitsinTestDatatoDetermineConformancewithSpecificationsE88PracticeforSamplingNonferrousMetalsandAlloysinCastFormforDeterminationofChemicalCompositionE527PracticeforNumberingMetalsandAlloysintheUnifiedNumberingSystem(UNS)E1277TestMethodforAnalysisofZinc-5%Aluminum-MischmetalAlloysbyICPEmissionSpectrometry2.2OtherStandard:5GF-1StandardPracticeforDeterminationofCeriumandLanthanumCompositionsinGALFANAlloy(5%-0.04%La-0.04%Ce-BalSHGZn)2.3ISOStandards:6ISO3815-1Zincandzincalloys—Part1:AnalysisofsolidsamplesbyopticalemissionspectrometryISO3815-2Zincandzincalloys—Part2:Analysisbyinductivelycoupledplasmaopticalemissionspec...
