【英文标准名称】:StandardSpecificationforSteelSheet,Zinc-NickelAlloyCoatedbytheElectrolyticProcessforApplicationsRequiringDesignationoftheCoatingMassonEachSurface
【原文标准名称】:要求标识各表面镀层重量的电解液工艺处理的涂覆锌-镍合金钢薄板材的标准规范
【标准号】:ASTMA918-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:A05.11
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:电解镀层;扁棒;扁钢;质量要求;锌合金;锌覆层
【英文主题词】:electrolyticcoating;steelsheet-zincnickelalloycoated;zinc-nickelalloycoated;zinc-nickelalloycoatedsteelsheet
【摘要】:1.1Thisspecificationcoverszinc-nickelalloycoatingsappliedbytheelectrolyticprocesstohot-rolledandcold-rolledsteelsheet.Thecoatinghasasmooth,spangle-freesurface.Thezinc-nickel-coatedsheetcoveredinthisspecificationisproducedinarangeofcoatingmassestoprovidecoatingsthatarecompatiblewiththeanticipatedserviceliferequired.Thecoatingmassvaries,fromverythincoatingsthatareusuallypaintedtoprovidegoodservice,torelativelyheavymassesthatprovidegoodcorrosionresistanceinthebare(unpainted)condition.Thecompositionrangeisfrom9to16%nickel,byweight,withthebalancebeingzinc.1.2Theproductshallbecoatedononeorbothsurfaceswithequalordifferentialcoatingmassesonthetwosurfaces.Sheetcoatedwithequalcoatingmassesoneachsurfacehassimilarlevelsofcorrosionprotectiononeachsurface.Often,however,ahigherlevelofcorrosionprotectionisrequiredononesurfacethanisrequiredontheother.Inthesesituations,onesurfaceshallbespecifiedwithaheaviercoatingmassthantheother.Eithersurface,whenspecifiedtobepainted,willprovideadditionalcorrosionprotectionascomparedtoanunpaintedsurface.1.3Thiscoatingprocesshasessentiallynoeffectonthebasemetalmechanicalproperties,anduseispermittedonanygradeofhot-orcold-rolledsteelsheet.ThecoatedsheetisavailableasCommercialSteel(CS),DrawingSteel(DS),DeepDrawingSteel(DDS),Extra-DeepDrawingSteel(EDDS),StructuralSteel(SS),High-StrengthLow-AlloySteel(HSLAS),High-StrengthLow-AlloySteelwithImprovedFormability(HSLAS-F),Solution-HardenedSteel(SHS),orBake-HardenableSteel(BHS).1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.
【中国标准分类号】:H46;A29
【国际标准分类号】:77_140_50
【页数】:2P.;A4
【正文语种】: