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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 "C" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB 31039-2014 Pretensioned spun Concrete special-shaped piles
    先张法预应力离心混凝土异型桩    		 China National Standards
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    GB 5959.5-2014 Safety in eleCtroheat installations―Part 5: Particular requirements for plasma installations
    电热装置的安全 第5部分：对等离子体装置的特殊要求    		 China National Standards
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    GB 3883.1-2014 Safety of motor-operated hand-held, transportable eleCtric tools and lawn and garden tools―Part 1：General requirements
    手持式、可移式电动工具和园林工具的安全 第1部分：通用要求    		 China National Standards
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    GB 3836.9-2014 Explosive atmospheres―Part 9: Equipment proteCtion by type of protection “m”
    爆炸性环境 第9部分：由浇封型“m”保护的设备    		 China National Standards
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    GB 3836.8-2014 Explosive atmospheres―Part 8: Equipment proteCtion by type of protection “n”
    爆炸性环境 第8部分: 由“n”型保护的设备    		 China National Standards
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    GB 3836.14-2014 Explosive atmospheres—Part 14: Classification of areas—Explosive gas atmosphere
    爆炸性环境 第14部分：场所分类 爆炸性气体环境    		 China National Standards
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    GB 31252-2014 EleCtrical receptacles and switches with fire monitoring and alarm function
    防火监控报警插座与开关    		 China National Standards
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    GB 19212.21-2014 Safety of transformers, reaCtors, power supply units and combinations thereof―Part 21: Particular requirements and tests for small reactors
    变压器、电抗器、电源装置及其组合的安全 第21部分：小型电抗器的特殊要求和试验    		 China National Standards
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    GB 19212.10-2014 Safety of transformers,reaCtors, power supply units and combinations thereof―Part 10: Particular requirements and tests for transformers and power supply units for class Ⅲ handlamps for tungsten filament lamps
    变压器、电抗器、电源装置及其组合的安全 第10部分:Ⅲ类手提钨丝灯用变压器和电源装置的特殊要求和试验    		 China National Standards
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    GB 15579.8-2014 ArC welding equipment—Part 8: Gas consoles for welding and plasma cutting systems
    弧焊设备 第8部分：焊接和等离子切割系统的气路装置    		 China National Standards
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    GB 15579.4-2014 ArC welding equipment—Part 4: Periodic inspection and testing
    弧焊设备 第4部分：周期检查和试验    		 China National Standards
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    GB 15579.3-2014 ArC welding equipment—Part 3: Arc striking and stabilizing devices
    弧焊设备 第3部分：引弧和稳弧装置    		 China National Standards
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    GB 15579.2-2014 ArC welding equipment―Part 2: Liquid cooling systems
    弧焊设备 第2部分：液体冷却系统    		 China National Standards
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    GB/T 31296-2014 Sulfate-resistant and Corrosion-inhibiting admixtures for concrete
    混凝土防腐阻锈剂    		 China National Standards
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    GB/T 31295-2014 The Core to wind turbine blade―Determination of dimensional stability at elevated temperatures with flexural load and with compressive load
    风电叶片用芯材 弯曲载荷和压缩载荷下高温尺寸稳定性的测定    		 China National Standards
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    GB/T 31294-2014 The Core to wind turbine blade―Test method for facing cleavage of sandwich panels
    风电叶片用芯材 夹芯板面层剥离强度的测定    		 China National Standards
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    GB/T 31293-2014 VaCuum resin infusion molding epoxy for wind blade
    风电叶片用真空导入环氧树脂    		 China National Standards
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    GB/T 31292-2014 Carbon fibre―Determination of carbon content―Combustion absorption method
    碳纤维 碳含量的测定 燃烧吸收法    		 China National Standards
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    GB/T 31290-2014 Carbon fibre—Determination of the tensile properties of single-filament specimens
    碳纤维 单丝拉伸性能的测定    		 China National Standards
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    GB/T 2982-2014 Designation,dimensions,inflation pressure and load Capacity of pneumatic tyres for industrial vehicles
    工业车辆充气轮胎规格、尺寸、气压与负荷    		 China National Standards
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    GB/T 2981-2014 TeChnical specification of pneumatic tyres for industrial vehicles
    工业车辆充气轮胎技术条件    		 China National Standards
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    GB/T 2978-2014 Size designation,dimensions,inflation pressure and load Capacity for passenger car tyres
    轿车轮胎规格、尺寸、气压与负荷    		 China National Standards
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    GB/T 19390-2014 Dipped polyester Cord fabric for tyres
    轮胎用聚酯浸胶帘子布    		 China National Standards
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    GB 25325-2014 The norm of energy Consumption for prebaked anode products for aluminium
    铝电解用预焙阳极单位产品能源消耗限额 eletrolyzation    		 China National Standards
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    GB 25324-2014 The norm of energy Consumption for cathode carbon block for aluminium eletrolyzation
    铝电解用石墨质阴极炭块单位产品能源消耗限额    		 China National Standards
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    GB/T 5216-2014 StruCtural steel with specified hardenability bands
    保证淬透性结构钢    		 China National Standards
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    GB/T 31321-2014 The test methods for frozen drink produCts
    冷冻饮品检验方法    		 China National Standards
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    GB/T 31317-2014 Corrosion of metals and alloys—Black box exposure test method
    金属和合金的腐蚀 黑箱暴露试验方法    		 China National Standards
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    GB/T 31316-2014 General prinCiples of cathodic protection in sea water
    海水阴极保护总则    		 China National Standards
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    GB/T 31315-2014 Cold drawn or cold rolled precision weld steel tubes for mechanical structures
    机械结构用冷拔或冷轧精密焊接钢管    		 China National Standards
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    GB/T 31313-2014 Fluorspas—Determination of partiCle size distribution by sieving
    萤石 粒度的筛分测定    		 China National Standards
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    GB/T 31312-2014 MetallurgiCal grade fluorspar―Determination of antimony content―Solvent extraction atomic absorption spectrometric method
    冶金级萤石 锑含量的测定 溶剂萃取原子吸收光谱法    		 China National Standards
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    GB/T 31311-2014 MetallurgiCal-grade fluorspar―Determination of lead content―Solvent extraction atomic absorption spectrometric method
    冶金级萤石 铅含量的测定 溶剂萃取原子吸收光谱法    		 China National Standards
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    GB/T 31310-2014 MetalliC material—Determination of residual stress—Hole drilling strain-gauge method
    金属材料 残余应力测定 钻孔应变法    		 China National Standards
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    GB/T 31309-2014 Calculation of electoron vacancy number in nickel-base superalloys
    镍基高温合金电子空位数计算方法    		 China National Standards
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    GB/T 31304-2014 Epoxy-Coated high strength wire stay cable
    环氧涂层高强度钢丝拉索    		 China National Standards
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    GB/T 31303-2014 AustenitiC-Ferritic duplex stainless steel bars
    奥氏体-铁素体型双相不锈钢棒    		 China National Standards
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    GB/T 21143-2014 MetalliC materials―Unified method of test for determination of quasistatic fracture toughness
    金属材料 准静态断裂韧度的统一试验方法    		 China National Standards
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    GB/T 17394.1-2014 MetalliC materials―Leeb hardness test―Part 1: Test method
    金属材料 里氏硬度试验 第1部分：试验方法    		 China National Standards
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    GB 31247-2014 Classification for burning behavior of electric and optical cables
    电缆及光缆燃烧性能分级    		 China National Standards
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    GB/T 4372.7-2014 Methods for Chemical analysis of zinc oxide produced by direct process―Part 7：Determinantion of ferric oxide content―Flame atomic absorption spectrometry method
    直接法氧化锌化学分析方法 第7部分：三氧化二铁量的测定 火焰原子吸收光谱法    		 China National Standards
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    GB/T 4372.6-2014 Methods for Chemical analysis of zincoxide produced by direct process―Part 6：Testing of metallic zinc
    直接法氧化锌化学分析方法 第6部分：金属锌的检验    		 China National Standards
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    GB/T 4372.5-2014 Methods for Chemical analysis of zinc oxide produced by direct process―Part 5：Determination of manganese content―Flame atomic absorption spectrometry method
    直接法氧化锌化学分析方法 第5部分：锰量的测定 火焰原子吸收光谱法    		 China National Standards
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    GB/T 4372.2-2014 Methods for Chemical analysis of zinc oxide produced by direct process―Part 2：Determination of lead oxide content―Flame atomic absorption spectrometry method
    直接法氧化锌化学分析方法 第2部分：氧化铅量的测定 火焰原子吸收光谱法    		 China National Standards
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    GB/T 4372.1-2014 Methods for Chemical analysis of zincoxide produced by direct process―Part 1：Determination of zinc oxide content―Na2EDTA titration method
    直接法氧化锌化学分析方法 第1部分：氧化锌量的测定 Na2EDTA滴定法    		 China National Standards
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    GB/T 3884.18-2014 Methods for Chemical analysis of copper concentrates―Part 18：Determination of arsenic，antimony，bismuth，lead，zinc，nickel，cadmium，cobalt，magnesium oxide，calcium oxide contents―Inductively coupled plasma atomic emission spectrometry
    铜精矿化学分析方法 第18部分：砷、锑、铋、铅、锌、镍、镉、钴、氧化镁、氧化钙量的测定 电感耦合等离子体原子发射光谱法    		 China National Standards
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    GB/T 3884.17-2014 Methods for Chemical analysis of copper concentrates―Part 17：Determination of aluminium oxide content―Chromazurol S spectrophotometric method and fluoride salts device-Na2EDTA titrimetric method
    铜精矿化学分析方法 第17部分：三氧化二铝量的测定 铬天青S胶束增溶光度法和沉淀分离-氟盐置换-Na2EDTA滴定法    		 China National Standards
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    GB/T 3884.16-2014 Methods for Chemical analysis of copper concentrates―Part 16： Determination of silicon dioxide content―K2SiF6 titrimetric method and Gravimetric method
    铜精矿化学分析方法 第16部分：二氧化硅量的测定 氟硅酸钾滴定法和重量法    		 China National Standards
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    GB/T 3884.15-2014 Methods for Chemical analysis of copper concentrates―Part 15：Determination of iron content―Potassium dichromate titration method
    铜精矿化学分析方法 第15部分：铁量的测定 重铬酸钾滴定法    		 China National Standards
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    GB/T 3488.1-2014 Hardmetals―MetallographiC determination of microstructure―Part 1：Photomicrographs and description
    硬质合金 显微组织的金相测定 第1部分：金相照片和描述    		 China National Standards
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    GB/T 31009-2014 Foot proteCtion―Safety requirement and test method for footwear
    足部防护 鞋（靴）安全性要求及测试方法    		 China National Standards
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    GB/T 31008-2014 Foot proteCtion―Selection specification for material safety of footwear
    足部防护 鞋（靴）材料安全性选择规范    		 China National Standards
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    GB/T 2881-2014 SiliCon metal
    工业硅    		 China National Standards
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    GB/T 14849.4-2014 Methods for Chemical analysis of silicon metal―Part 4：Determination of impurity contents―Inductively coupled plasma atomic emission spectrometric method
    工业硅化学分析方法 第4部分：杂质元素含量的测定 电感耦合等离子体原子发射光谱法    		 China National Standards
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    GB 31241-2014 Lithium ion Cells and batteries used in portable electronic equipments―Safety requirements
    便携式电子产品用锂离子电池和电池组 安全要求    		 China National Standards
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    GB/T 7994.1-2014 Test method of glass-lined equipments—Part 1: HydrauliC pressure test
    搪玻璃设备试验方法 第1部分：水压试验    		 China National Standards
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    GB/T 7991.9-2014 Test method of vitreous and porCelain enamels―Part 9: Determination of adhesion tensile strength
    搪玻璃层试验方法 第9部分：抗拉强度的测定    		 China National Standards
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    GB/T 7991.6-2014 Test method of vitreous and porCelain enamels—Part 6 High voltage test
    搪玻璃层试验方法 第6部分：高电压试验    		 China National Standards
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    GB/T 7991.5-2014 Test method of viterous and porCelain enamels—Part 5：Determination of thickness by electromagnetic mothod
    搪玻璃层试验方法 第5部分：用电磁法测量厚度    		 China National Standards
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    GB/T 7991.10-2014 Test method of viterous and porCelain enamels—Part 10：Determination of lead and cadmium release
    搪玻璃层试验方法 第10部分：铅、镉溶出量的测定    		 China National Standards
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    GB/T 31256-2014 Conveyor belts―Specification for rubber-or plastics-covered conveyor belts of textile construction for underground mining
    输送带 具有橡胶或塑料覆盖层的地下采矿用织物芯输送带规范    		 China National Standards
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    GB/T 31255-2014 Safety of maChinery―Safety specification for the design of industrial type stairs, working platforms and walkways
    机械安全 工业楼梯、工作平台和通道的安全设计规范    		 China National Standards
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    GB/T 31254-2014 Safety of maChinery―Safety specification for the design of fixed ladders
    机械安全 固定式直梯的安全设计规范    		 China National Standards
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    GB/T 31038-2014 General teChnical condition for high voltage diesel-generating sets
    高电压柴油发电机组通用技术条件    		 China National Standards
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    GB/T 31037.2-2014 Fuel Cell power system used for industrial lift truck applications―Part 2: Technical specification
    工业起升车辆用燃料电池发电系统 第2部分：技术条件    		 China National Standards
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    GB/T 31037.1-2014 Fuel Cell power system used for industrial lift truck applications―Part 1: Safety
    工业起升车辆用燃料电池发电系统 第1部分：安全    		 China National Standards
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    GB/T 31036-2014 Proton exChange membrane fuel cell backup power system―Safety
    质子交换膜燃料电池备用电源系统 安全    		 China National Standards
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    GB/T 31035-2014 Test methods for proton exChange membrane fuel cell stack at subzero environment
    质子交换膜燃料电池电堆低温特性试验方法    		 China National Standards
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    GB/T 31034-2014 Insulating baCk sheet for crystalline silicon terrestrial photovoltaic (PV) modules
    晶体硅太阳电池组件用绝缘背板    		 China National Standards
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    GB/T 20042.7-2014 Proton exChange membrane fuel cells―Part 7: Test method of carbon paper properties
    质子交换膜燃料电池 第7部分：炭纸特性测试方法    		 China National Standards
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    GB/T 19639.2-2014 General purpose valve-regulated lead-aCid batteries―Part 2: Kinds of products and specifications
    通用阀控式铅酸蓄电池 第2部分：规格型号    		 China National Standards
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    GB/T 19639.1-2014 General purpose valve-regulated lead-aCid batteries―Part 1: Technical conditions
    通用阀控式铅酸蓄电池 第1部分：技术条件    		 China National Standards
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    GB/T 12974.2-2014 General speCification for a.c. lift motor—Part 2: Permanent magnet synchronous motor
    交流电梯电动机通用技术条件 第2部分：永磁同步电动机    		 China National Standards
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    GB 8108-2014 VehiCle electronic sirens
    车用电子警报器    		 China National Standards
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    GB/T 7019-2014 Test methods for fiber Cement prdoucts
    纤维水泥制品试验方法    		 China National Standards
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    GB/T 31333-2014 Dipped Cords—Test methods adhesion strength
    浸胶线绳 黏合强度试验方法    		 China National Standards
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    GB/T 31332-2014 VulCanizing accelerator—N-cyclohexylbenzothiazole-2-sulfenamide（CBS）
    硫化促进剂 N-环己基-2-苯并噻唑次磺酰胺（CBS）    		 China National Standards
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    GB/T 31331-2014 Requirement and identifiCation for environmental protection of modified plastics
    改性塑料的环保要求和标识    		 China National Standards
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    GB/T 31330-2014 The performanCe test procedures of recirculating ball power steering lips seals?
    汽车循环球式动力转向器唇形密封圈性能试验方法    		 China National Standards
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    GB/T 31329-2014 TeChnical specification for saving water of circulating cooling water
    循环冷却水节水技术规范    		 China National Standards
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    GB/T 31328-2014 SpeCification of operation and management for reverse osmosis seawater-desalination system
    海水淡化反渗透系统运行管理规范    		 China National Standards
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    GB/T 31327-2014 SpeCification of membrane system for seawater desalination pretreatment
    海水淡化预处理膜系统设计规范    		 China National Standards
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    GB/T 31322-2014 MultifunCtional vegetable cutter test method
    多功能切菜机试验方法    		 China National Standards
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    GB/T 31318-2014 Preserved fruits―Hawthorn produCts
    蜜饯 山楂制品    		 China National Standards
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    GB/T 31257-2014 SpeCifications of bungy
    蹦极通用技术条件    		 China National Standards
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    GB/T 31033-2014 SpeCification for well control technology of oil & gas drilling
    石油天然气钻井井控技术规范    		 China National Standards
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    GB/T 31032-2014 Welding and aCceptance standard for steel pipings and pipelines
    钢质管道焊接及验收    		 China National Standards
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    GB/T 31029-2014 AirCraft garbage truck
    飞机垃圾接收车    		 China National Standards
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    GB/T 31028-2014 Disabled/inCapacitated passenger boarding vehicles
    行动不便旅客登机车    		 China National Standards
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    GB/T 31258-2014 SpeCification of strop
    滑索通用技术条件    		 China National Standards
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    GB/T 14837.1-2014 Rubber and rubber produCts―Determination of the composition of vulcanizates and uncured compounds by thermogravimetry―Part 1：Butadiene, ethylene-propylene copolymer and terpolymer, isobutene-isoprene, isoprene and styrene-butadiene rubbers
    橡胶和橡胶制品 热重分析法测定硫化胶和未硫化胶的成分 第1部分：丁二烯橡胶、乙烯-丙烯二元和三元共聚物、异丁烯-异戊二烯橡胶、异戊二烯橡胶、苯乙烯-丁二烯橡胶    		 China National Standards
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    GB/T 8888-2014 Wrough heavy non-ferrous metal produCts-packing,marking,transportation, storing and cetificate of quality
    重有色金属加工产品的包装、标志、运输、贮存和质量证明书    		 China National Standards
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    GB/T 31298-2014 TC4 titanium alloy plate
    TC4钛合金厚板    		 China National Standards
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    GB/T 31297-2014 TC4 ELI titanium alloy plate and sheet
    TC4 ELI钛合金板材    		 China National Standards
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    GB/T 31253-2014 Natural gas―Validation for gaseous referenCe materials―Direct measurement of calorific value and density
    天然气 气体标准物质的验证 发热量和密度直接测量法    		 China National Standards
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    GB/T 31246-2014 Water treatment Chemicals—Technical specification and test method of cationic polyacrylamides
    水处理剂 阳离子型聚丙烯酰胺的技术条件和试验方法    		 China National Standards
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    GB/T 31240-2014 Information teChnology―Pathways and spaces for customer premises cabling
    信息技术 用户建筑群布缆的路径和空间    		 China National Standards
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    GB/T 31027-2014 Cleaner for automotive engine cooling system
    机动车发动机冷却系统内部清洗剂    		 China National Standards
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    GB/T 31026-2014 Cleaning fluid for motor vehicle engine lubrication system
    机动车发动机润滑系清洗液    		 China National Standards
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    GB/T 31025-2014 Cleaning fluid for motor vehicle engine surface
    机动车发动机外表面清洗液    		 China National Standards
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