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【英文标准名称】:Continuoushot-dipzinc-5%aluminiumalloycoatedsteelsheet
【原文标准名称】:连续热浸镀锌5%铝合金涂层钢薄板
【标准号】:BSISO14788-2005
【标准状态】:作废
【国别】:英国
【发布日期】:2005-12-05
【实施或试行日期】:2005-12-05
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:铝覆层;化学成分;定义;尺寸公差;扁平轧材;形状公差;热浸镀;热浸镀锌;热浸金属镀层;改进;机械性能;薄板材;薄钢板;钢;表面处理;带材;试验;锌覆层
【英文主题词】:Aluminiumcoating;Chemicalcomposition;Definition;Definitions;Dimensionaltolerances;Flatrolledproducts;Formtolerances;Hot-dipcoating;Hot-dipgalvanizing;Hot-dipmetalcoating;Improvement;Mechanicalproperties;Sheetmaterials;Sheetsteels;Steels;Surfacetreatment;Tape;Testing;Zinccoatings
【摘要】:ThisInternationalStandardspecifiestheminimumrequirementsforsteelsheet,incoilsandcutlengths,metallic-coatedbythecontinuoushot-dipprocess,withzinc-5%aluminiumalloycoating.2Theproductisintendedforapplicationsrequiringcorrosionresistance,formabilityandpaintability.3Thesteelsheetisproducedinanumberofqualitiesandgrades,coatingmass,surfacetreatmentsandcoatingconditionsdesignedtobecompatiblewithdifferingapplicationrequirements.4Theproductisproducedintwotypes:—T1:zinc-5%aluminium-mischmetalalloycoating,—T2:zinc-5%aluminium-0,1%magnesiumalloycoating.NOTETheremaybedifferencesinproductcharacteristicsbetweenType1andType2coatedsteelsheet,dependingontheintendedapplication.5Zinc-5%aluminiumalloycoatedsteelsheetisproducedinthicknessesupto5mmaftercoating,andinwidthsof600mmandoverincoilsandcutlengths.Zinc-5%aluminiumalloycoatedsteelsheetlessthan600mmwidemaybeslitfromwidesheetandwillbeconsideredassheet.6Thethicknessofzinc-5%aluminiumalloycoatedsheetsteelmaybespecifiedasacombinationofthebasemetalandmetalliccoating,orasthebasemetalalone.Thepurchasershallindicateontheorderwhichmethodofspecifyingthicknessisrequired.Intheeventthatthepurchaserdoesnotindicateanypreference,thethicknessasacombinationofthebasemetalandcoatingwillbeprovided.AnnexAdescribestherequirementsforspecifyingthethicknessofthebasemetalalone.7Zinc-5%aluminiumalloycoatedsteelsheetmaybeorderedinoneoftwoconditionsasdescribedin4.2.1:a)ConditionA)Steelorderedtosatisfymechanicalpropertyrequirements,b)ConditionB)Steelwhenorderedtomakeanidentifiedpart.8Zinc-5%aluminiumalloycoatedsteelsheetisavailableinseveralfabricationqualities.—Commercial:intendedforgeneralfabricationpurposes,wheresheetisusedintheflatorforbendingormoderateforming.—Drawing:intendedforfabricatingpartswheredrawingorsevereformingmaybeinvolved.—Deepdrawing-aluminiumkilled(non-aging):intendedforfabricatingpartswhereparticularlyseveredrawingorformingmaybeinvolvedoressentialfreedomfromagingisrequired.—Extradeepdrawing(stabilizedinterstitialfree):intendedforapplicationsrequiringinterstitial-freesteel(IF)whichisnon-agingandhasmaximumformability.—Structural:zinc-5%aluminiumalloycoatedsteelsheetisproducedinsixgradesasdefinedbyaminimumyieldstress.
【中国标准分类号】:H46
【国际标准分类号】:77_140_50
【页数】:22P.;A4
【正文语种】:英语