China National Standards

China Unified screw threads GB Standards List


  •  China "Unified screw threads" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 34632-2017 The blank diameters for rolling Unified screw threads
    统一螺纹搓制和滚制前的毛坯直径
    China National Standards
    Unified screw threads

    English PDF
    GB/T 20670-2006 Unified screw threads - General plan
    统一螺纹 直径与牙数系列
    China National Standards
    Unified screw threads

    English PDF
    GB/T 20669-2006 Unified screw threads - Profiles
    统一螺纹 牙型
    China National Standards
    Unified screw threads

    English PDF
    GB/T 20668-2006 Unified screw threads - Basic dimensions
    统一螺纹 基本尺寸
    China National Standards
    Unified screw threads

    English PDF
    GB/T 20667-2006 Unified screw threads - Limits of sizes
    统一螺纹 极限尺寸
    China National Standards
    Unified screw threads

    English PDF
    GB/T 20666-2006 Unified screw threads - Tolerances
    统一螺纹 公差
    China National Standards
    Unified screw threads

    English PDF

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