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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
    GB/T 21671-2008 Acceptance test specification for Local Area Network (LAN) sYStems based on ethernet technology
    基于以太网技术的局域网系统验收测评规范

    YS-China National GB Standards

    GB/T 21658-2008 Guideline for pest risk analYSis of import and export plant and plant product
    进出境植物和植物产品有害生物风险分析工作指南

    YS-China National GB Standards

    GB/T 21656-2008 International lamp coding sYStem(ILCOS)
    灯的国际编码系统(ILCOS)

    YS-China National GB Standards

    GB/T 21650.2-2008 Pore size distribution and porosity of solid materials by mercury porosimetry and gas adsorption - Part 2: AnalYSis of mesopores and macropores by gas adsorption
    压汞法和气体吸附法测定固体材料孔径分布和孔隙度 第2部分:气体吸附法分析介孔和大孔

    YS-China National GB Standards

    GB/T 21649.1-2008 Particle size analYSis - Image analysis methods - Part 1: Static image analysis method
    粒度分析 图像分析法 第1部分:静态图像分析法

    YS-China National GB Standards

    GB/T 21642.2-2008 The technical requirements for video conference sYStem devices based on IP-based network - Part 2: Multipoint Processor
    基于IP网络的视讯会议系统设备技术要求 第2部分: 多点处理器(MP)

    YS-China National GB Standards

    GB/T 21642.1-2008 The technical requirements for video conference sYStem devices based on IP-based network - Part 1: Multipoint Controller
    基于IP网络的视讯会议系统设备技术要求 第1部分:多点控制器(MC)

    YS-China National GB Standards

    GB/T 21461.1-2008 Plastics - Ultra-high-molecular-weight polyethylene(PE-UHMW) moulding and extrusion materials - Part 1: Designation sYStem and basis for specifications
    塑料 超高分子量聚乙烯(PE-UHMW)模塑和挤出材料 第1部分:命名系统和分类基础

    YS-China National GB Standards

    GB/T 21640-2008 Technical standards for cooperation between equipments of IP-based video conference sYStem
    基于IP网络的视讯会议系统设备互通技术要求

    YS-China National GB Standards

    GB/T 21473-2008 Tinting sYStem colorant
    调色系统用色浆

    YS-China National GB Standards

    GB/T 21636-2008 Microbeam analYSis - Electron Probe Micro Analysis (EPMA) - Vocabulary
    微束分析 电子探针显微分析 (EPMA) 术语

    YS-China National GB Standards

    GB/T 21564.5-2008 Message formats and protocols for serial data interfaces in alarm transmission sYStems - Part 5: data interfaces
    报警传输系统串行数据接口的信息格式和协议 第5部分:数据接口

    YS-China National GB Standards

    GB/T 21564.4-2008 Message formats and protocols for serial data interfaces in alarm transmission sYStems - Part 4: Common transport layer protocol
    报警传输系统串行数据接口的信息格式和协议 第4部分:公用传输层协议

    YS-China National GB Standards

    GB/T 21564.3-2008 Message formats and protocols for serial data interfaces in alarm transmission sYStems - Part 3: Common data link layer protocol
    报警传输系统串行数据接口的信息格式和协议 第3部分:公用数据链路层协议

    YS-China National GB Standards

    GB/T 21564.2-2008 Message formats and protocols for serial data interfaces in alarm transmission sYStems - Part 2: Common application layer protocol
    报警传输系统串行数据接口的信息格式和协议 第2部分:公用应用层协议

    YS-China National GB Standards

    GB/T 21564.1-2008 Message formats and protocols for serial data interfaces in alarm transmission sYStems - Part 1: General
    报警传输系统串行数据接口的信息格式和协议 第1部分:总则

    YS-China National GB Standards

    GB/T 21548-2008 Methods of measurement of the high speed semiconductor lasers directly modulated for optical fiber communication sYStems
    光通信用高速直接调制半导体激光器的测量方法

    YS-China National GB Standards

    GB/T 21540-2008 Hydraulic fluid power - On-line automatic particle-counting sYStems for liquids - Methods of calibration and validation
    液压传动 液体在线自动颗粒计数系统 校准和验证方法

    YS-China National GB Standards

    GB/T 21527-2008 Elastic pads for rail transit fasten sYStem
    轨道交通扣件系统弹性垫板

    YS-China National GB Standards

    GB/T 21487.1-2008 Rotating shaft vibration measuring sYStems - Part 1: Relative and absolute sensing of radial vibration
    转轴振动测量系统 第1部分:径向振动的相对和绝对检测

    YS-China National GB Standards


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