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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, Purchase services.
  •  China "YS" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
    TB 1549.6-1984 (Die care feeding raceway sYStem. Wheel)

    YS-China Railway & Train Standards

    TB 1549.8-1984 (Die care feeding raceway sYStem Tropsch feed roller shaft)

    YS-China Railway & Train Standards

    TB 1549.5-1984 (Die care feeding raceway sYStem. Roller cover)

    YS-China Railway & Train Standards

    TB 1549.4-1984 (Die care feeding raceway sYStem. Care feeding raceway seat)

    YS-China Railway & Train Standards

    GB/T 4197-1984 Method for measuring the average grain size of sintered bar and rod of tungsten molybdenum and alloYS
    钨钼及其合金的烧结坯条、棒材晶粒度测试方法

    YS-China National Standards

    TB 1549.3-1984 (Die care feeding raceway sYStem Tropsch material combinations raceway)

    YS-China Railway & Train Standards

    GB/T 4702.3-1984 Methods for chemical analYSis of chromium metal--The molybdenum blue photometric method for the determinationof phosphorus content
    金属铬化学分析方法 钼蓝光度法测定磷量

    YS-China National Standards

    GB/T 4837-1984 Typewriters--Layout of printing and function keYS
    打字机 打印键和功能键的布局

    YS-China National Standards

    TB 1549.22-1984 (Die care feeding raceway sYStem. Lock plate)

    YS-China Railway & Train Standards

    TB 1549.2-1984 (Die care feeding raceway sYStem. Ball Bracket)

    YS-China Railway & Train Standards

    TB 1549.21-1984 (Die care feeding raceway sYStem. Raceway body)

    YS-China Railway & Train Standards

    TB 1549.20-1984 (Die care feeding raceway sYStem. Raceway fittings)

    YS-China Railway & Train Standards

    TB 1549.19-1984 (Die care feeding raceway sYStem. Gland)

    YS-China Railway & Train Standards

    TB 1549.18-1984 (Die care feeding raceway sYStem. Unloading raceway shaft)

    YS-China Railway & Train Standards

    TB 1549.17-1984 (Die care feeding raceway sYStem. Unloading raceway combination)

    YS-China Railway & Train Standards

    QB 947-1984 (CrYStal Rose)

    YS-China Light Industry Standards

    TB 1549.1-1984 (Die care feeding raceway sYStem. Ball lifting material combinations care)

    YS-China Railway & Train Standards

    GB/T 4298-1984 The activation analYSis method for the determination of elemental impurities in semiconductor silicon materials
    半导体硅材料中杂质元素的活化分析方法

    YS-China National Standards

    TB 1549.10-1984 (Die care feeding raceway means elevating shaft racewaYS)

    YS-China Railway & Train Standards

    YDJ 7-1984 Specification for installation design of crossbar sYStem urban local telephone exchange equipment

    YS-China Telecommunication Standards


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