热镀锌_锌铁合金钢板及钢带

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1、SMTC上海汽车集团股份有限公司技术中心企业标准EnterpriseStandardofSAICMOTORTechnicalCenterSMTC5110008－2012（V2）代替SMTC5110008－2011(V1)热镀锌/锌铁合金钢板及钢带Hot-dipzinc/zinc-ironalloycoatedsteelsheetandstrip2012-06-06发布/Issue2012-06-07实施/Implementation上汽集团技术中心技术标准化委员会发布TechnicalStandardizationC

2、ommitteeofSAICMOTORTechnicalCenterIssue©上汽集团版权所有秘密文件注意保密CopyrightSAICMOTORConfidentialSMTC5110008－2012（V2）目次/Contents前言Forward.........................................................................................II1范围Scope....................................

3、......................................................12规范性引用文件Normativereference..................................................................13术语和定义Termsanddefinitions....................................................................24分类和代号Classificatio

4、nandsymbol................................................................34.1钢板分类Classificationofsteelsheet............................................................34.2牌号定义规则Regulationofspecification..........................................................

5、45技术要求Technicalrequirement......................................................................45.1化学成分Chemicalcomponent.......................................................................45.2力学性能Mechanicalproperty...........................................

6、...........................45.3钢板质量Steelquality............................................................................75.4镀层重量Coatingmass.............................................................................85.5钢板表面结构Coatingsurfacestructure.........

7、...................................................85.6镀层合金化程度Zinc-ironalloycoatingextent.....................................................85.7钢板的表面处理Surfacetreatment..................................................................86尺寸外形及允许偏差Dimensionsandto

8、lerances........................................................96.1标准厚度Standardthickness.......................................................................96.2厚度允许偏差Thi