Designation:E1659−12StandardTestMethodsforCoatingMassandChemicalAnalysisofZinc-NickelAlloyElectrolyticallyCoatedonSteelSheet1ThisstandardisissuedunderthefixeddesignationE1659;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thesetestmethodscoverindependentlythechemicalanalysisofeachsurfaceofzinc-nickelalloyelectrolyticallycoatedonsteelsheet.Thecoatingshavechemicalcomposi-tionswithinthefollowinglimits:AnalyteConcentrationRangeCoatingmass0.0to80g/m2Nickel7.0to17.0%1.2Thesetestmethodsareinthefollowingsections:SectionsCoatingmass,bytheWeigh-Strip-WeighMethod(20.0to45.0g/m2)10-20NickelbytheAtomicAbsorptionMethod(11.0to13.5%ofCoatingmassRangingfrom20to45g/m2)21-311.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Insomecases,exceptionsallowedinPracticeE380arealsoused.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2A917SpecificationforSteelSheet,CoatedbytheElectro-lyticProcessforApplicationsRequiringDesignationoftheCoatingMassonEachSurface(GeneralRequire-ments)A918SpecificationforSteelSheet,Zinc-NickelAlloyCoatedbytheElectrolyticProcessforApplicationsRe-quiringDesignationoftheCoatingMassonEachSurfaceD1193SpecificationforReagentWaterE29PracticeforUsingSignificantDigitsinTestDatatoDetermineConformancewithSpecificationsE50PracticesforApparatus,Reagents,andSafetyConsid-erationsforChemicalAnalysisofMetals,Ores,andRelatedMaterialsE135TerminologyRelatingtoAnalyticalChemistryforMetals,Ores,andRelatedMaterialsE173PracticeforConductingInterlaboratoryStudiesofMethodsforChemicalAnalysisofMetals(Withdrawn1998)3E380PracticeforUseoftheInte...
