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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 "EL" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 4698.12-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 12：Determination of vanadium content—Ammonium ferrous sulfate titration and inductivELy coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第12部分：钒量的测定 硫酸亚铁铵滴定法和电感耦合等离子体原子发射光谱法    		 China National Standards
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    GB/T 13747.20-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part 20：Determination of hafnium content—InductivELy coupled plasma atomic emission spectrometry
    锆及锆合金化学分析方法 第20部分：铪量的测定 电感耦合等离子体原子发射光谱法    		 China National Standards
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    GB/T 4678.19-2017 Diecasting dies—Components—Part 19: Locating ELement
    压铸模 零件 第19部分：定位元件    		 China National Standards
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    GB/T 34499.2-2017 Methods for chemical analysis of iridium compounds—Part 2：Determination of silver, gold, platinum, palladium, rhodium, ruthenium, aluminium, copper, iron, nickEL, lead, magnesium, manganese, tin, zinc, calcium, sodium, potassium, silicon content—Ind
    铱化合物化学分析方法 第2部分: 银、金、铂、钯、铑、钌、铝、铜、铁、镍、 铅、镁、锰、锡、锌、钙、钠、钾、硅的测定 电感耦合等离子体原子发射光谱法    		 China National Standards
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    GB/T 34499.1-2017 Method for chemical analysis of iridium compounds—Part 1: Determination of iridium content—ELectricity titration using ferrous sulfate
    铱化合物化学分析方法 第1部分：铱量的测定 硫酸亚铁电流滴定法    		 China National Standards
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    GB/T 16766-2017 Basic terminology in travEL and tourism
    旅游业基础术语    		 China National Standards
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    GB/T 3690-2017 Textile conveyor bELts—Full thickness tensile strength,elongation at break and elongation at the reference load—Test method
    织物芯输送带 全厚度拉伸强度、拉断伸长率和参考力伸长率 试验方法    		 China National Standards
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    GB/T 34366-2017 Light conveyor bELts—Determination of the electrostatic field generated by a running light conveyor belt
    轻型输送带 轻型输送带运转产生的静电场的测定    		 China National Standards
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    GB/T 34367-2017 Light conveyor bELts—Determination of the relaxed elastic modulus
    轻型输送带 松弛弹性模量的测定    		 China National Standards
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    GB/T 3884.19-2017 Methods for chemical analysis of copper concentrates—Part 19: Determination of thallium content—InductivELy coupled plasma mass spectrometry
    铜精矿化学分析方法 第19部分：铊量的测定 电感耦合等离子体质谱法    		 China National Standards
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    GB/T 25026-2017 Structure,main size and basic parameters of one piece glass-lined steEL vessels with agitator
    搪玻璃闭式搅拌容器型式、主要尺寸及基本参数    		 China National Standards
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    GB/T 3002-2017 Refractory products—Determination of modulus of rupture at ELevated temperatures
    耐火材料 高温抗折强度试验方法    		 China National Standards
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    GB/T 34168-2017 Test method of gold and silver nanoparticle materials biological effect by transmission ELectron microscope
    金、银纳米颗粒材料生物效应的透射电子显微镜检测方法    		 China National Standards
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    GB/T 34172-2017 Microbeam analysis—ELectron backscatter diffraction—Phase analysis method of metal and alloy
    微束分析 电子背散射衍射 金属及合金的相分析方法    		 China National Standards
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    GB/T 34179-2017 Photovoltaic glass—AccELerated aging test method under multi-factor coupling conditions
    光伏玻璃 多因素耦合环境加速老化试验方法    		 China National Standards
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    GB/T 34186-2017 Refractory products—Determination of dynamic Young’s modulus(MOE)at ELevated temperatures by impulse excitation of vibration
    耐火材料 高温动态杨氏模量试验方法(脉冲激振法)    		 China National Standards
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    GB/T 34217-2017 Refractory products—Determination of torsion strength at ELevated temperature
    耐火材料 高温抗扭强度试验方法    		 China National Standards
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    GB/T 34190-2017 Surface coating weight (thickness) of ELectrical steel—X-ray spectrometric method
    电工钢表面涂层的重量（厚度） X射线光谱测试方法    		 China National Standards
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    GB/T 34197-2017 ELectric shovel steel wire ropes
    电铲用钢丝绳    		 China National Standards
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    GB/T 34191-2017 Methods of determination and calculation of heat balance in straight grate process for pELlet firing of iron and steel industry
    钢铁行业带式焙烧机焙烧球团热平衡测试与计算方法    		 China National Standards
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    GB/T 34196-2017 Guides for energy efficiency assessment of grate-kiln iron ore pELletizing process
    链箅机-回转窑球团工序能效评估导则    		 China National Standards
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    GB/T 34198-2017 SteEL wire rope for cranes
    起重机用钢丝绳    		 China National Standards
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    GB/T 20564.1-2017 Continuously cold rolled high strength steEL sheet and strip for automobile—Part 1: Bake hardening steel
    汽车用高强度冷连轧钢板及钢带 第1部分：烘烤硬化钢    		 China National Standards
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    GB/T 20564.3-2017 Continuously cold rolled high strength steEL sheet and strip for automobile—Part 3: High strength interstitial free steel
    汽车用高强度冷连轧钢板及钢带 第3部分: 高强度无间隙原子钢    		 China National Standards
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    GB/T 34199-2017 Hot-rolled H section steEL for electrified railway pillars
    电气化铁路接触网支柱用热轧H型钢    		 China National Standards
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    GB/T 20887.7-2017 Continuously hot rolled high strength steEL sheet and strip for automobile—Part 7：Steels for hydraulic forming
    汽车用高强度热连轧钢板及钢带 第7部分：液压成形用钢    		 China National Standards
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    GB/T 20564.11-2017 Continuously cold rolled high strength steEL sheet and strip for automobile—Part 11：Carbon manganese steel
    汽车用高强度冷连轧钢板及钢带 第11部分：碳锰钢    		 China National Standards
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    GB/T 20564.2-2017 Continuously cold rolled high strength steEL sheet and strip for automobile—Part 2: Dual phase steel
    汽车用高强度冷连轧钢板及钢带 第2部分：双相钢    		 China National Standards
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    GB/T 20887.6-2017 Continuously hot rolled high strength steEL sheet and strip for automobile—Part 6: Complex phase steel
    汽车用高强度热连轧钢板及钢带 第6部分：复相钢    		 China National Standards
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    GB/T 20564.10-2017 Continuously cold rolled high strength steEL sheet and strip for automobile—Part 10: Twinning induced plasticity steel
    汽车用高强度冷连轧钢板及钢带 第10部分：孪晶诱导塑性钢    		 China National Standards
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    GB/T 34201-2017 Seamless hot-rolled square and rectangular steEL tubes for structure
    结构用方形和矩形热轧无缝钢管    		 China National Standards
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    GB/T 20887.1-2017 Continuously hot rolled high strength steEL sheet and strip for automobile—Part 1: High yield strength steel for cold forming
    汽车用高强度热连轧钢板及钢带 第1部分：冷成形用高屈服强度钢    		 China National Standards
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    GB/T 34200-2017 Cold rolled stainless steEL plate,sheet and strip for construction roof and curtain
    建筑屋面和幕墙用冷轧不锈钢钢板和钢带    		 China National Standards
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    GB/T 20491-2017 SteEL slag powder used for cement and concrete
    用于水泥和混凝土中的钢渣粉    		 China National Standards
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    GB/T 2520-2017 Cold-reduced ELectrolytic tinplate
    冷轧电镀锡钢板及钢带    		 China National Standards
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    GB/T 34208-2017 Iron and steEL—Determination of antimony and tin content—Inductively coupled plasma atomic emission spectrometric method
    钢铁 锑、锡含量的测定 电感耦合等离子体原子发射光谱法    		 China National Standards
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    GB/T 34212-2017 Cold rolled steEL strip for battery shell
    电池壳用冷轧钢带    		 China National Standards
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    GB/T 34218-2017 Refractory products—Determination of compressive strength at ELevated temperature
    耐火材料 高温耐压强度试验方法    		 China National Standards
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    GB/T 34220-2017 Refractory Products—Determination of tensile strength at ELevated temperature
    耐火材料 高温抗拉强度试验方法    		 China National Standards
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    GB/T 5195.15-2017 Fluorspar—Determination of calcium,aluminum,silicon,phosphorus,sulfur,potassium,iron,barium and lead content—WavELength dispersive X-ray fluorescence spectrometric method
    萤石 钙、铝、硅、磷、硫、钾、铁、钡、铅含量的测定 波长色散X射线荧光光谱法    		 China National Standards
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    GB/T 5195.16-2017 Fluorspar—Determination of silicon, aluminum, iron, potassium, magnesium and titanium content—InductivELy coupled plasma atomic emission spectrometry
    萤石 硅、铝、铁、钾、镁和钛含量的测定 电感耦合等离子体原子发射光谱法    		 China National Standards
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    GB/T 34215-2017 Cold-rolled non-oriented ELectrical steel strip（sheet）for electric vehicle driving motor
    电动汽车驱动电机用冷轧无取向电工钢带（片）    		 China National Standards
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    GB/T 34209-2017 Stainless steEL—Determination of multi-element contents—Glow discharge optical emission spectrometry
    不锈钢 多元素含量的测定 辉光放电原子发射光谱法    		 China National Standards
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    GB/T 25102.7-2017 ELectroacoustics—Hearing aids—Part 7: Measurement of the performance characteristics of hearing aids for production, supply and delivery quality assurance purposes
    电声学 助听器 第7部分：助听器生产、供应和交货时质量保证的性能特性测量    		 China National Standards
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    GB/T 20441.5-2017 ELectroacoustics—Measurement microphones—Part 5: Methods for pressure calibration of working standard microphones by comparison
    电声学 测量传声器 第5部分：工作标准传声器声压校准的比较法    		 China National Standards
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    GB/T 25498.5-2017 ELectroacoustics—Simulators of human head and ear—Part 5：2 cm3 coupler for the measurement of hearing aids and earphones coupled to the ear by means of ear inserts
    电声学 人头模拟器和耳模拟器 第5部分：测量助听器和以插入方式与人耳耦合的耳机用2cm3声耦合器    		 China National Standards
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    GB/T 7676.1-2017 Direct acting indicating analogue ELectrical measuring Instruments and their accessories—Part 1：Definitions and general requirements common to all parts
    直接作用模拟指示电测量仪表及其附件 第1部分：定义和通用要求    		 China National Standards
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    GB/T 34282.2-2017 Social insurance rELation transfer—Part 2:Basic medical insurance for employees
    社会保险关系转移接续 第2部分：职工基本医疗保险    		 China National Standards
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    GB/T 34282.1-2017 Social insurance rELation transfer—Part1:Enterprise emlpoyees basic old-age insurance
    社会保险关系转移接续 第1部分：企业职工基本养老保险    		 China National Standards
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    GB/T 34275-2017 Pressure piping code—Long-distance pipELine
    压力管道规范 长输管道    		 China National Standards
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    GB/T 34226-2017 Technical guidELine for formic acid preparation from yellow phosphorus tail gas
    黄磷尾气制甲酸技术导则    		 China National Standards
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    GB/T 26685-2017 Methods of measurement for digital terrestrial tELevision receiver
    地面数字电视接收机测量方法    		 China National Standards
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    GB/T 34227-2017 Rubber wheEL lining for passenger ropeway
    客运索道用橡胶轮衬    		 China National Standards
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    GB/T 34236-2017 Technical guidELine for methanol preparation from carbon dioxide
    二氧化碳制甲醇技术导则    		 China National Standards
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    GB/T 7676.3-2017 Direct acting indicating analogue ELectrical measuring instruments and their accessories—Part 3：Special requirements for wattmeters and varmeters
    直接作用模拟指示电测量仪表及其附件 第3部分：功率表和无功功率表的特殊要求    		 China National Standards
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    GB/T 26686-2017 General specification for digital terrestrial tELevision receiver+(No.1 modification sheet)
    地面数字电视接收机通用规范+(第1号修改单)    		 China National Standards
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    GB/T 7676.2-2017 Direct acting indicating analogue ELectrical measuring instruments and their accessories—Part 2：Special requirements for ammeters and voltmeters
    直接作用模拟指示电测量仪表及其附件 第2部分：电流表和电压表的特殊要求    		 China National Standards
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    GB/T 23967-2017 TrimELlitic Anhydride for industrial use
    工业用偏苯三酸酐    		 China National Standards
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    GB/T 7676.6-2017 Direct acting indicating analogue ELectrical measuring instruments and their accessories—Part 6：Special requirements for ohmmeters(impedance meters ) and conductance meters
    直接作用模拟指示电测量仪表及其附件 第6部分：电阻表（阻抗表）和电导表的特殊要求    		 China National Standards
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    GB/T 7676.5-2017 Direct acting indicating analogue ELectrical measuring instruments and their accessories—Part 5：Special requirements for phase meters, power factor meters and synchroscopes
    直接作用模拟指示电测量仪表及其附件 第5部分：相位表、功率因数表和同步指示器的特殊要求    		 China National Standards
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    GB/T 34289-2017 Fitness equipment and location safety sign and labELs
    健身器材和健身场所安全标志和标签    		 China National Standards
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    GB/T 34291-2017 Technical specification for lightning protection of temporary emergency shELter
    应急临时安置房防雷技术规范    		 China National Standards
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    GB/T 34241-2017 Spiral wound composite polyamide reverse osmosis membrane ELement
    卷式聚酰胺复合反渗透膜元件    		 China National Standards
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    GB/T 34299-2017 Grads of atmospheric sELf-purification capability
    大气自净能力等级    		 China National Standards
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    GB/T 34302-2017 Warning levEL for surface ozone
    地面臭氧预警等级    		 China National Standards
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    GB/T 34244-2017 Technical code for liquid sterilizing-grade filter ELements
    液体除菌用过滤芯技术要求    		 China National Standards
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    GB/T 34245-2017 Technical code for safety of formic acid preparation from yELlow phosphorus tail gas
    黄磷尾气制甲酸安全技术规程    		 China National Standards
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    GB/T 24816-2017 Round steEL short link chains for general lifting purposes—Grade 8，medium to lerance sling chains for chain slings
    一般起重用钢制短环链 吊链用8级中等精度链条    		 China National Standards
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    GB/T 23851-2017 Snow-mELting agent
    融雪剂    		 China National Standards
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    GB/T 34263-2017 Hydroxypropyl methyl cELlulose for industrial use
    工业用羟丙基甲基纤维素    		 China National Standards
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    GB/T 34320-2017 Specification for the use of molecular sieves in SF6 ELectrical apparatus
    六氟化硫电气设备用分子筛吸附剂使用规范    		 China National Standards
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    GB/T 27748.3-2017 Stationary fuEL cell power system—Part 3: Installation
    固定式燃料电池发电系统 第3部分：安装    		 China National Standards
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    GB/T 7676.8-2017 Direct acting indicating analogue ELectrical measuring instruments and their accessories—Part 8：Special requirements for accessories
    直接作用模拟指示电测量仪表及其附件 第8部分：附件的特殊要求    		 China National Standards
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    GB/T 7676.9-2017 Direct acting indicating analogue ELectrical measuring instruments and their accessories—Part 9：Recommended test methods
    直接作用模拟指示电测量仪表及其附件 第9部分：推荐的试验方法    		 China National Standards
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    GB/T 7676.4-2017 Direct acting indicating analogue ELectrical measuring instruments and their accessories—Part 4：Special requirements for frequency meters
    直接作用模拟指示电测量仪表及其附件 第4部分：频率表的特殊要求    		 China National Standards
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    GB/T 7676.7-2017 Direct acting indicating analogue ELectrical measuring instruments and their accessories—Part 7：Special requirements for multi-function instruments
    直接作用模拟指示电测量仪表及其附件 第7部分：多功能仪表的特殊要求    		 China National Standards
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    GB/T 22517.4-2017 Technical requirements and test methods for sports fiELds—Part 4: Synthetic surface for basketball
    体育场地使用要求及检验方法 第4部分：合成面层篮球场地    		 China National Standards
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    GB 18047-2017 compressed natural gas as vehicle fuEL
    车用压缩天然气    		 China National Standards
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    GB/T 34163-2017 Technical specifications of devELopment plan for shale gas
    页岩气开发方案编制技术规范    		 China National Standards
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    GB/T 34229-2017 Coalbed methane wELl test method—Drill stem testing method
    煤层气井试井方法 钻杆地层测试法    		 China National Standards
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    GB/T 19224-2017 Determination of the rELative degree of oxidation in bituminous coal
    烟煤相对氧化度测定方法    		 China National Standards
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    GB/T 34273-2017 Coal based Fischer-Tropsch synthesis—Standard test method for calculated cetane index of distillate fuELs—Four variable equation
    煤基费托合成 馏分燃料十六烷指数计算法 四变量公式法    		 China National Standards
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    GB/T 34283-2017 Interface specifications of national emergencies early warning rELease system’s management platform and terminal management platform
    国家突发事件预警信息发布系统管理平台与终端管理平台接口规范    		 China National Standards
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    GB/T 34285-2017 GuidELines of exercise injury-precaution in fitness
    健身运动安全指南    		 China National Standards
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    GB/T 32419.5-2017 Information technology—SOA technology implementation specification—Part 5: DevELopment of service integration
    信息技术 SOA技术实现规范 第5部分：服务集成开发    		 China National Standards
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    GB/T 30844.3-2017 Variable-frequency drive of 1kV and bELow—Part 3: Safety requiements
    1kV及以下通用变频调速设备 第3部分：安全规程    		 China National Standards
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    GB/T 34221-2017 stainless steEL kettle
    不锈钢水壶    		 China National Standards
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    GB/T 34165-2017 Monitoring and testing code for energy conservation of oil and gas transportation pipELine system
    油气输送管道系统节能监测规范    		 China National Standards
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    GB/T 22571-2017 Surface chemical analysis—X-ray photoELectron spectrometers—Calibration of energy scales
    表面化学分析 X射线光电子能谱仪 能量标尺的校准    		 China National Standards
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    GB 25199-2017 B5 diesEL fuels
    B5柴油    		 China National Standards
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    GB/T 2101-2017 General requirment of acceptance, packaging, marking and certification for section steEL
    型钢验收、包装、标志及质量证明书的一般规定    		 China National Standards
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    GB/T 34106-2017 Hot-dip zinc or zinc-aluminium coated S-shaped steEL wire wraps for bridge cables
    桥梁主缆缠绕用S形热镀锌或锌铝合金钢丝    		 China National Standards
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    GB/T 34109-2017 Seamless steEL tubes for drill rod of rotary digging machine
    旋挖机钻杆用无缝钢管    		 China National Standards
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    GB/T 34107-2017 Seamless precision stainless steEL pipes for rail transit vehicle braking system
    轨道交通车辆制动系统用精密不锈钢无缝钢管    		 China National Standards
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    GB/T 34103-2017 Hot rolled H section steEL for ocean engineering structure
    海洋工程结构用热轧H型钢    		 China National Standards
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    GB/T 34105-2017 Seamless steEL tubes for ocean engineering structures
    海洋工程结构用无缝钢管    		 China National Standards
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    GB/T 33905.2-2017 IntELligent sensor—Part 2: Application profile for internet of things
    智能传感器 第2部分：物联网应用行规    		 China National Standards
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    GB/T 17215.304-2017 ELectricity metering equipment (a.c.)—Particular requirements—Part 4: Static meters connected via electronic transformer
    交流电测量设备 特殊要求 第4部分：经电子互感器接入的静止式电能表    		 China National Standards
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    GB/T 34068-2017 General technology of internet of things—Specification of intELligent sensor interface
    物联网总体技术 智能传感器接口规范    		 China National Standards
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    GB/T 34069-2017 General technology of internet of things—Characteristic and classification of intELligent sensor
    物联网总体技术 智能传感器特性与分类    		 China National Standards
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