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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, Imported Commodity GB standards Testing and Compliance review services.
  •  China "quantify" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 24637.4-2020 Geometrical product specifications(GPS)—General concepts—Part 4: Geometrical characteristics for quantifying GPS deviations
    产品几何技术规范(GPS) 通用概念 第4部分:几何特征的GPS偏差量化
    China National Standards
    quantify

    English PDF
    GB/T 33977-2017 Methods to quantify the steady state, power-frequency electrimagnetic fields generated by HV switchgear assemblies and HV/LV prefabricated substations
    高压成套开关设备和高压/低压预装式变电站产生的稳态、工频电磁场的量化方法
    China National Standards
    quantify

    English PDF
    GB/T 15633-1995 Single input energizing quantify measuring relays and protective equipment with nonspecified-time
    非定时限单输入激励量的量度继电器及保护装置
    China National Standards
    quantify

    English PDF

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