China National Standards

China Preferred number series GB Standards List


  •  China "Preferred number series" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 321-2005 Preferred numbers-Series of preferred numbers
    优先数和优先数系
    China National Standards
    Preferred number series

    English PDF
    GB/T 19764-2005 Guide to the choice of series of preferred numbers and of series containing more rounded values of Preferred numbers
    优先数和优先数化整值系列的选用指南
    China National Standards
    Preferred number series

    English PDF
    GB/T 19763-2005 Guide to the use of preferred numbers and of series of preferred numbers
    优先数和优先数系的应用指南
    China National Standards
    Preferred number series

    English PDF
    GB/T 2471-1995 Preferred number series for resistors and capacitors
    电阻器和电容器优先数系
    China National Standards
    Preferred number series

    English PDF

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