Designation:A428/A428M−10(Reapproved2019)StandardTestMethodforWeight[Mass]ofCoatingonAluminum-CoatedIronorSteelArticles1ThisstandardisissuedunderthefixeddesignationA428/A428M;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ThisstandardhasbeenapprovedforusebyagenciesoftheU.S.DepartmentofDefense.1.Scope1.1Thistestmethodcoversproceduresfordeterminingtheweight[mass]ofcoatingonaluminum-coatedironorsteelsheetsandwire,andonotheraluminum-coatedironandsteelarticles.1.2Thefinalresultsdeterminedbythistestmethodshallbeexpressedininch-poundunitsorSIunits,dependingontheunitsusedinthematerialspecificationtowhichtheresultsaretobecompared.Certainportionsoftheprocedureinvolvingdeterminationofspecimenweight[mass]havetraditionallybeenperformedinSIunits,andcorrespondinginch-poundunitsarenotincluded.1.3Forsheetproducts,thefinalresultsareexpressedaseithercoatingweight[mass]totalbothsides,orcoatingweight[mass]separatelyoneachside,dependingonthespecifiedrequirements.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-minetheapplicabilityofregulatorylimitationspriortouse.Foraspecificprecautionarystatement,seeNote1.1.5Thisinternationalstandardwasdevelopedinaccor-dancewithinternationallyrecognizedprinciplesonstandard-izationestablishedintheDecisiononPrinciplesfortheDevelopmentofInternationalStandards,GuidesandRecom-mendationsissuedbytheWorldTradeOrganizationTechnicalBarrierstoTrade(TBT)Committee.2.ReferencedDocuments2.1ASTMStandards:2D1193SpecificationforReagentWaterE29PracticeforUsingSignificantDigitsinTestDatatoDetermineConformancewithSpecificationsE177PracticeforUseoftheTermsPrecisionandBiasinASTMTestMethodsE691PracticeforConductinga...
