China National Standards

China Explanation GB Standards English PDF List


GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services.
  •  China "Explanation" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/Z 35474-2017 Natural gas—Technical Explanation for calculation of physical properties from composition
    天然气 通过组成计算物性参数的技术说明
    China National Standards
    Explanation

    English PDF
    GB/Z 16935.2-2013 Insulation coordination for equipment within low-voltage systems―Part 2-1: Application guide-Explanation of the application of the IEC 60664 series, dimensioning example and dielectric testing
    低压系统内设备的绝缘配合 第2-1部分:应用指南 GB/T 16935系列应用解释,定尺寸示例及介电试验
    China National Standards
    Explanation

    English PDF
    GB/T 12060.2-2011 Sound system equipment - Part 2: Explanation of general terms and calculation methods
    声系统设备 第2部分:一般术语解释和计算方法
    China National Standards
    Explanation

    English PDF
    GB/T 6417.2-2005 Classification and Explanation of imperfections in pressure welded joints
    金属压力焊接头缺欠分类及说明
    China National Standards
    Explanation

    English PDF
    GB/T 6417.1-2005 Classification and Explanation of imperfections in fusion welded joints
    金属熔化焊接头缺欠分类及说明
    China National Standards
    Explanation

    English PDF

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