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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 "GB" GB Standards List:
  • GB/T 20975.16-2008- English Version of China National Standard
    Methods for chemical analysis of aluminium and aluminium alloys - Part 16:Determination of magnesium
    铝及铝合金化学分析方法 第16部分:镁含量的测定
    GB/T 21547.3-2008- English Version of China National Standard
    VMEbus Extensions for instrumentation - Part 3: TCP/IP-IEEE488.1 Interface specification
    VME总线对仪器的扩展 第3部分:TCP/IP-IEEE488.1 接口规范
    GB/T 21651-2008- English Version of China National Standard
    Secondarily zinc alloy ingots
    再生锌合金锭
    GB/T 2968-2008- English Version of China National Standard
    Samarium metal
    金属钐
    GB/T 6150.11-2008- English Version of China National Standard
    Methods for chemical analysis of tungsten concentrates - Determination of zinc content - Flame atomic absorption spectrometric method
    钨精矿化学分析方法 锌量的测定 火焰原子吸收光谱法
    GB/T 8182-2008- English Version of China National Standard
    Tantalum and tantalum alloy seamless tubes
    钽及钽合金无缝管
    GB/T 4295-2008- English Version of China National Standard
    Tungsten carbide powder
    碳化钨粉
    GB/T 7424.2-2008- English Version of China National Standard
    Optical fibre cable generic specification - Part 2: Basic optical cable test procedures
    光缆总规范 第2部分: 光缆基本试验方法
    GB 50445-2008- English Version of China National Standard
    Technique code for village rehabilitation
    村庄整治技术规范
    GB/T 13558-2008- English Version of China National Standard
    Dysprosium oxide
    氧化镝
    GB/T 13390-2008- English Version of China National Standard
    Metallic powder-Determination of the specific surface area - Method of nitrogen adsorption
    金属粉末比表面积的测定 氮吸附法
    GB/T 15072.8-2008- English Version of China National Standard
    Test method of precious metal alloys - Determination of copper content for gold, palladium and silver alloys - Complexometric return titration using thiourea releasing EDTA
    贵金属合金化学分析方法 金、钯、银合金中铜量的测定 硫脲析出EDTA络合返滴定法
    GB/T 15972.22-2008- English Version of China National Standard
    Specifications for optical fibre test methods - Part 22: Measurement methods and test procedures for dimensions - Length measurement
    光纤试验方法规范 第22部分:尺寸参数的测量方法和试验程序 长度
    GB/T 15972.45-2008- English Version of China National Standard
    Specifications for optical fibre test methods - Part 45: Measurement methods and test procedures for transmission and optical characteristics - Mode field diameter
    光纤试验方法规范 第45部分:传输特性和光学特性的测量方法和试验程序 模场直径
    GB/T 15972.51-2008- English Version of China National Standard
    Specifications for optical fibre test methods - Part 51: Measurement methods and test procedures for environmental characteristics - Dry heat
    光纤试验方法规范 第51部分: 环境性能的测量方法和试验程序 干热
    GB/T 15972.52-2008- English Version of China National Standard
    Specifications for optical fibre test methods - Part 52: Measurement methods and test procedures for environmental characteristics - Change of temperature
    光纤试验方法规范 第52部分:环境性能的测量方法和试验程序 温度循环
    GB/T 15072.18-2008- English Version of China National Standard
    Test method of precious metal alloys - Determination of zirconium and gadolinium contents for gold alloys - Inductively coupled plasma atomic emission spectrometry
    贵金属合金化学分析方法 金合金中锆和镓量的测定 电感耦合等离子体原子发射光谱法
    GB/T 17684-2008- English Version of China National Standard
    Terminology for precious metals and their alloys
    贵金属及其合金术语
    GB/T 15972.21-2008- English Version of China National Standard
    Specifications for optical fibre test methods - Part 21: Measurement methods and test procedures for dimensions - Coating geometry
    光纤试验方法规范 第21部分:尺寸参数的测量方法和试验程序 涂覆层几何参数
    GB/T 14841-2008- English Version of China National Standard
    Tantalum and tantalum alloy rods
    钽及钽合金棒材
    GB/T 15972.33-2008- English Version of China National Standard
    Specifications for optical fibres test methods - Part 33: Measurement methods and test procedures for mechanical characteristics - Stress corrosion susceptibility
    光纤试验方法规范 第33部分:机械性能的测量方法和试验程序 应力腐蚀敏感性参数
    GB/T 2526-2008- English Version of China National Standard
    Gadolinium oxide
    氧化钆
    GB/T 19867.4-2008- English Version of China National Standard
    Welding procedure specification for laser beam welding
    激光焊接工艺规程
    GB/T 21544-2008- English Version of China National Standard
    The charger for lithium-ion batteries of cellular phones
    移动通信手持机用锂离子电源充电器
    GB/T 21540-2008- English Version of China National Standard
    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
    GB/T 3253.2-2008- English Version of China National Standard
    Methods for chemical analysis of antimony and antimony trioxide - Determination of iron content - Orthophenanthroline spectrophotometric method
    锑及三氧化二锑化学分析方法 铁量的测定 邻二氮杂菲分光光度法
    GB/T 2969-2008- English Version of China National Standard
    Samarium oxide
    氧化钐
    GB/T 7160-2008- English Version of China National Standard
    Carbonyl Nickel Powder
    羰基镍粉
    GB/T 16661-2008- English Version of China National Standard
    Cerium carbonate
    碳酸铈
    GB/T 15078-2008- English Version of China National Standard
    Testing method for contact resistance of precious metals electrical contact materials
    贵金属电触点材料接触电阻的测量方法
    GB/T 15072.2-2008- English Version of China National Standard
    Test method of precious metal alloys - Determination of silver contents for silver alloys - Potentionmeter titration with sodium chloride
    贵金属合金化学分析方法 银合金中银量的测定 氯化钠电位滴定法
    GB/T 17473.6-2008- English Version of China National Standard
    Test methods of precious metal pastes used for microelectronics - Determination of resolution
    微电子技术用贵金属浆料测试方法 分辨率测定
    GB/T 21559.2-2008- English Version of China National Standard
    Rolling bearings - Linear motion rolling bearings - Part 2: Static load ratings
    滚动轴承 直线运动滚动支承 第2部分: 额定静载荷
    GB/T 3253.6-2008- English Version of China National Standard
    Methods for chemical analysis of antimony and antimony trioxide - Determination of selenium content - Atomic fluorescence spectrometer method
    锑及三氧化二锑化学分析方法 硒量的测定 原子荧光光谱法
    GB/T 2651-2008- English Version of China National Standard
    Tensile test method on welded joints
    焊接接头拉伸试验方法
    GB/Z 18620.2-2008- English Version of China National Standard
    Cylindrical gears - Code of inspection practice - Part 2: Inspetion related to radial composite deviations,runout, tooth thickness and backlash
    圆柱齿轮 检验实施规范 第2部分: 径向综合偏差、径向跳动、齿厚和侧隙的检验
    GB/T 985.1-2008- English Version of China National Standard
    Recommended joint preparation for gas welding, manual metal arc welding, gas-shield arc welding and beam welding
    气焊、焊条电弧焊、气体保护焊和高能束焊的推荐坡口
    GB/Z 18620.1-2008- English Version of China National Standard
    Cylindrical gears - Code of inspection practice-Part 1: Inspection of corresponding flanks of gear teeth
    圆柱齿轮 检验实施规范 第1部分: 轮齿同侧齿面的检验
    GB/T 10095.2-2008- English Version of China National Standard
    Cylindrical gears - System of accuracy - Part 2: Definitions and allowable values of deviations relevant to radial composite deviations and runout information
    圆柱齿轮 精度制 第2部分:径向综合偏差与径向跳动的定义和允许值
    GB/T 15972.31-2008- English Version of China National Standard
    Specifications for optical fibre test methods - Part 31: Measurement methods and test procedures for mechanical characteristics - tensile strength
    光纤试验方法规范 第31部分:机械性能的测量方法和试验程序 抗张强度
    GB/T 15072.4-2008- English Version of China National Standard
    Test method of precious metal alloys - Determination of palladium content for palladium and silver alloys - Butanedione dioxime gravimetry
    贵金属合金化学分析方法 钯、银合金中钯量的测定 二甲基乙二醛肟重量法
    GB/T 15972.46-2008- English Version of China National Standard
    Specifications for optical fibre test methods - Part 46: Measurement methods and test procedures for transmission and optical characteristics - Monitoring of changes in optical transmittance
    光纤试验方法规范 第46部分:传输特性和光学特性的测量方法和试验程序 透光率变化
    GB/T 17473.3-2008- English Version of China National Standard
    Test methods of precious metals pastes used for microelectronics Determination of sheet resistance
    微电子技术用贵金属浆料测试方法 方阻测定
    GB/T 15972.34-2008- English Version of China National Standard
    Specifications for optical fibre test methods - Part 34: Measurement methods and test procedures for mechanical characteristics - Fibre curl
    光纤试验方法规范 第34部分:机械性能的测量方法和试验程序 光纤翘曲
    GB/T 15072.16-2008- English Version of China National Standard
    Test method of precious metal alloys - Determination of copper and manganese contents for gold alloys - Inductively coupled plasma atomic emission spectrometry
    贵金属合金化学分析方法 金合金中铜和锰量的测定 电感耦合等离子体原子发射光谱法
    GB/T 15972.43-2008- English Version of China National Standard
    Specifications for optical fibre test methods - Part 43: Measurement methods and test procedures for transmission and optical characteristics - Numerrical aperture
    光纤试验方法规范 第43部分:传输特性和光学特性的测量方法和试验程序 数值孔径
    GB/T 15159-2008- English Version of China National Standard
    Composite material strips of precious metals and their alloys
    贵金属及其合金复合带材
    GB/T 15072.14-2008- English Version of China National Standard
    Test method of precious metal alloys - Determination of aluminium and nickel contents for silver alloys - Inductively coupled plasma atomic emission spectrometry
    贵金属合金化学分析方法 银合金中铝和镍量的测定 电感耦合等离子体原子发射光谱法
    GB/T 15077-2008- English Version of China National Standard
    Geometric size measuring methods of precious metals and their alloy materials
    贵金属及其合金材料几何尺寸测量方法
    GB/T 15072.15-2008- English Version of China National Standard
    Test method of precious metal alloys - Determination of nickel, zinc and manganese contents for gold, silver and palladium alloys - Inductively coupled plasma atomic emission spectrometry
    贵金属合金化学分析方法 金、银、钯合金中镍、锌和锰量的测定 电感耦合等离子体原子发射光谱法

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