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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
    YD/T 1322.3-2004 Electronic commerce technical specification. Part there:certificate and certificate sYStem

    YS-China Telecommunication Standards

    GB/T 2900.49-2004 Electrotechnical terminology--Power sYStem protection
    电工术语 电力系统保护

    YS-China National Standards

    YD/T 695-2004 Principles and technical requirements of protection against overvoltages and overcurrents in local telecom sYStem

    YS-China Telecommunication Standards

    GB/T 6609.14-2004 Chemical analYSis methods and determination of physical performance of alumina--Determination of fluorine content--Lanthanum-alizarincomplexone spectrophotometric method
    氧化铝化学分析方法和物理性能测定方法 镧-茜素络合酮分光光度法测定氟含量

    YS-China National Standards

    YDC 033-2004 400/1800MHz SCDMA radio access sYStem: test method

    YS-China Telecommunication Standards

    GB/T 6609.5-2004 Chemical analYSis methods and determination of physical performance of alumina--Determination of sodium oxide content
    氧化铝化学分析方法和物理性能测定方法 氧化钠含量的测定

    YS-China National Standards

    GB/T 15146.11-2004 Nuclear criticality safety for fissile materials outside reactor--Nuclear criticalitYSafety based on limiting and controlling moderators
    反应堆外易裂变材料的核临界安全 基于限制和控制慢化剂的核临界安全

    YS-China National GB Standards

    GB/T 16656.513-2004 Industrial automation sYStems and integration--Product data representation and exchange--Part 513:Application interpreted construct:Elementary boun-dary representation
    工业自动化系统与集成 产品数据表达与交换 第513部分:应用解释构造:基本边界表达

    YS-China National GB Standards

    DL/T 911-2004 Frequency response analYSis on winding deformation of power transformers

    YS-China Electricity & Power Standards

    DL/T 909-2004 Code of performance test for positive pneumatic ash conveying sYStems

    YS-China Electricity & Power Standards

    GB/T 6609.10-2004 Chemical analYSis methods and determination of physical performance of alumina--Determination of vanadic oxide content--N-benzoyl-N-phenylhydroxylamine extraction photometric method
    氧化铝化学分析方法和物理性能测定方法 苯甲酰苯基羟胺萃取光度法测定五氧化二钒含量

    YS-China National Standards

    GB/T 6609.11-2004 Chemical analYSis methods and determination of physical performance of alumina--Determination of manganous oxide content--Flame atomic absorption spectrophotometric method
    氧化铝化学分析方法和物理性能测定方法 火焰原子吸收光谱法测定一氧化锰含量

    YS-China National Standards

    YDC 032-2004 400/1800MHz SCDMA radio access sYStem technical requirement

    YS-China Telecommunication Standards

    DL/T 847-2004 Guide for drafting the documentation of quality management sYStems for power supply company

    YS-China Electricity & Power Standards

    SJ 50065/13-2004 Detail specifiction for model JRW-240M, TO-5, hermetically sealed, d.c. electromagnetic relaYS, established reliability

    YS-China Electronics Standards

    SJ 50065/3A-2004 Detail specification for mode JRA-211M, TO-5, hermetically sealed, d.c.electromagnetic relaYS, established reliability

    YS-China Electronics Standards

    DL/T 860.72-2004 Communication networks and sYStems in substations Part 7-2: Basic communication structure for substation and feeder equipment Abstract communication service interfaces

    YS-China Electricity & Power Standards

    DL/T 860.4-2004 Communication networks and sYStems in substations. Part 4: System and project management

    YS-China Electricity & Power Standards

    DL/T 860.3-2004 Communication networks and sYStems in substations. Part 3: General requirements

    YS-China Electricity & Power Standards

    DL/T 859-2004 Artificial pollution tests on composite insulators used on High-voltage AC sYStems

    YS-China Electricity & Power Standards


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