BS 7371-8-2011 金属紧固件涂层.镀锌涂层规范
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【英文标准名称】:Coatingsonmetalfasteners.Specificationforsherardizedcoatings
【原文标准名称】:金属紧固件涂层.镀锌涂层规范
【标准号】:BS7371-8-2011
【标准状态】:现行
【国别】:英国
【发布日期】:2011-03-31
【实施或试行日期】:2011-03-31
【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】:分类系统;余隙距离;覆层工艺;覆层;耐腐蚀性;名称与符号;尺寸公差;紧固件;使用说明书;含铁合金;金属涂层;金属;采购;选择;镀锌粉;热扩散;厚度;厚度测量;螺纹量规;锌合金
【英文主题词】:Classificationsystems;Clearancedistances;Coatingprocesses;Coatings;Corrosionresistance;Designations;Dimensionaltolerances;Fasteners;Instructionsforuse;Iron-containingalloys;Metalcoatings;Metals;Purchasing;Selection;Sherardizing;Thermaldiffusion;Thickness;Thicknessmeasurement;Threadgauges;Zincalloys
【摘要】:ThispartofBS?7371?specifiesrequirementsforsherardizedcoatingsonironandsteelfastenersandaccessoriesappliedbythermaldiffusionofzincpowderontoacomponent’ssurface.NOTEHydrogenembrittlementisnotinducedasaresultofthiscoatingprocess.Thecoatingconsistsofzinc/ironalloys,whicharesubsequentlytreatedusingeitherazincphosphatetreatment(seeBS7371-9:1996,Type2)orasuitablesubstitutetreatmentsimilartothoseusedinelectroplatingzinc(seeBS7371-3:2009)andmechanicalplating(seeBS?7371-7:2010).Thisresultsinadustfreesurface,which,whenrequired,canbelubricatedtogivecontrolledtorque/clampingforceproperties(see?BS?7371?2:1993).InadditiontotherequirementsinthispartofBS7371,therequirementsinBS7371-1:2009thatareapplicabletosherardizedcoatingsapply.ThispartofBS?7371?alsospecifiesrequirementsfor:a)thelocalcoatingthicknessforsixgradesofcoating;b)possibletypesofposttreatment;c)theassessmentofcorrosionresistanceofunusedcoatedpartswhensubjectedtoneutralsaltspraytesting(seeBSENISO9227-2006).
【中国标准分类号】:A29
【国际标准分类号】:21_060_01;25_220_40
【页数】:20P.;A4
【正文语种】:英语
【原文标准名称】:金属紧固件涂层.镀锌涂层规范
【标准号】:BS7371-8-2011
【标准状态】:现行
【国别】:英国
【发布日期】:2011-03-31
【实施或试行日期】:2011-03-31
【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】:分类系统;余隙距离;覆层工艺;覆层;耐腐蚀性;名称与符号;尺寸公差;紧固件;使用说明书;含铁合金;金属涂层;金属;采购;选择;镀锌粉;热扩散;厚度;厚度测量;螺纹量规;锌合金
【英文主题词】:Classificationsystems;Clearancedistances;Coatingprocesses;Coatings;Corrosionresistance;Designations;Dimensionaltolerances;Fasteners;Instructionsforuse;Iron-containingalloys;Metalcoatings;Metals;Purchasing;Selection;Sherardizing;Thermaldiffusion;Thickness;Thicknessmeasurement;Threadgauges;Zincalloys
【摘要】:ThispartofBS?7371?specifiesrequirementsforsherardizedcoatingsonironandsteelfastenersandaccessoriesappliedbythermaldiffusionofzincpowderontoacomponent’ssurface.NOTEHydrogenembrittlementisnotinducedasaresultofthiscoatingprocess.Thecoatingconsistsofzinc/ironalloys,whicharesubsequentlytreatedusingeitherazincphosphatetreatment(seeBS7371-9:1996,Type2)orasuitablesubstitutetreatmentsimilartothoseusedinelectroplatingzinc(seeBS7371-3:2009)andmechanicalplating(seeBS?7371-7:2010).Thisresultsinadustfreesurface,which,whenrequired,canbelubricatedtogivecontrolledtorque/clampingforceproperties(see?BS?7371?2:1993).InadditiontotherequirementsinthispartofBS7371,therequirementsinBS7371-1:2009thatareapplicabletosherardizedcoatingsapply.ThispartofBS?7371?alsospecifiesrequirementsfor:a)thelocalcoatingthicknessforsixgradesofcoating;b)possibletypesofposttreatment;c)theassessmentofcorrosionresistanceofunusedcoatedpartswhensubjectedtoneutralsaltspraytesting(seeBSENISO9227-2006).
【中国标准分类号】:A29
【国际标准分类号】:21_060_01;25_220_40
【页数】:20P.;A4
【正文语种】:英语
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