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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 "of" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/Z 42004-2022 Consideration of the reference impedance and public power supply network impedance used to determine the disturbance characteristics of electrical equipment (rated current per phase less than or equal to 75A)
    确定电气设备（每相额定电流小于或等于75A）骚扰特性用的参考阻抗和公用供电网络阻抗的考虑    		 China National Standards
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    GB/T 41804-2022 Information technology—Methods for evaluating the environmental impact of biometric system performance
    信息技术 生物特征识别系统性能环境影响的评价方法    		 China National Standards
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    GB/T 22766.1-2022 After-sales service of household and similar electrical appliances - Part 1: General requirements
    家用和类似用途电器售后服务 第1部分：通用要求    		 China National Standards
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    GB/T 41980.2-2022 Hydraulic transmissions - Determination of pressure fluctuations in systems and components - Part 2: Hydraulic pumps (simplified method)
    液压传动 系统和元件中压力波动的测定方法 第2部分：液压泵（简化法）    		 China National Standards
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    GB/T 41980.1-2022 Hydraulic transmissions - Determination of pressure fluctuations in systems and components - Part 1: Hydraulic pumps (precision method)
    液压传动 系统和元件中压力波动的测定方法 第1部分：液压泵（精密法）    		 China National Standards
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    GB/T 25963-2022 Determination of aromatics content in middle distillates containing fatty acid methyl esters - High performance liquid chromatography with differential refractive index detector
    含脂肪酸甲酯中间馏分芳烃含量的测定 示差折光检测器高效液相色谱法    		 China National Standards
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    GB/T 41758.2-2022 Plastics - Polyketone (PK) molding and extrusion materials - Part 2: Preparation of test specimens and determination of properties
    塑料 聚酮（PK）模塑和挤出材料 第2部分：试样制备和性能测定    		 China National Standards
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    GB/T 21109.1-2022 Functional safety of safety instrumented systems in the process industry - Part 1: Framework, definitions, system, hardware and application programming requirements
    过程工业领域安全仪表系统的功能安全 第1部分：框架、定义、系统、硬件和应用编程要求    		 China National Standards
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    GB/T 8039-2022 Determination method of total sulfur content in coking benzene products
    焦化苯类产品全硫含量的测定方法    		 China National Standards
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    GB/T 5686.1-2022 Ferromanganese, manganese silicon alloy, ferromanganese nitride and metal manganese Determination of manganese content Potentiometric titration, ammonium nitrate oxidation titration and perchloric acid oxidation titration
    锰铁、锰硅合金、氮化锰铁和金属锰　锰含量的测定 电位滴定法、硝酸铵氧化滴定法及高氯酸氧化滴定法    		 China National Standards
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    GB/T 3658-2022 Ring test method for magnetic properties of soft magnetic metal materials and powder metallurgy materials in the frequency range of 20Hz to 100kHz
    软磁金属材料和粉末冶金材料20Hz～100kHz频率范围磁性能的环形试样测量方法    		 China National Standards
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    GB/T 3656-2022 Throwing measurement method of coercive force of electromagnetic pure iron and soft magnetic alloy
    电磁纯铁及软磁合金矫顽力的抛移测量方法    		 China National Standards
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    GB/T 2102-2022 Acceptance, packaging, marking and quality certificate of steel pipes
    钢管的验收、包装、标志和质量证明书    		 China National Standards
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    GB/T 41844-2022 Specifications for the prevention and control of human-originated contamination of DNA testing products
    DNA检验用产品人源性污染防控规范    		 China National Standards
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    GB/T 13789-2022 Method for Measuring Magnetic Properties of Electrical Steel Strip (Sheet) with Single Chip Tester
    用单片测试仪测量电工钢带(片)磁性能的方法    		 China National Standards
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    GB/T 3655-2022 Method for Measuring Magnetic Properties of Electrical Steel Strip (Sheet) Using Epstein Square
    用爱泼斯坦方圈测量电工钢带(片)磁性能的方法    		 China National Standards
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    GB/T 13747.18-2022 Methods for chemical analysis of zirconium and zirconium alloys - Part 18: Determination of vanadium content - Benzoylphenyl hydroxylamine spectrophotometry and inductively coupled plasma atomic emission spectrometry
    锆及锆合金化学分析方法 第18部分：钒含量的测定 苯甲酰苯基羟胺分光光度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 13747.10-2022 Methods for chemical analysis of zirconium and zirconium alloys - Part 10: Determination of tungsten content - Thiocyanate spectrophotometry and inductively coupled plasma atomic emission spectrometry
    锆及锆合金化学分析方法 第10部分：钨含量的测定 硫氰酸盐分光光度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 13747.9-2022 Methods for chemical analysis of zirconium and zirconium alloys - Part 9: Determination of magnesium content - flame atomic absorption spectrometry and inductively coupled plasma atomic emission spectrometry
    锆及锆合金化学分析方法 第9部分：镁含量的测定 火焰原子吸收光谱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 6150.17-2022 Methods for chemical analysis of tungsten concentrates - Part 17: Determination of antimony content - Atomic fluorescence spectrometry
    钨精矿化学分析方法 第17部分：锑含量的测定 原子荧光光谱法    		 China National Standards
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    GB/T 6150.13-2022 Methods for chemical analysis of tungsten concentrates - Part 13: Determination of arsenic content - Atomic fluorescence spectrometry and DDTC-Ag spectrophotometry
    钨精矿化学分析方法 第13部分：砷含量的测定 原子荧光光谱法和DDTC-Ag分光光度法    		 China National Standards
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    GB/T 6150.2-2022 Methods for chemical analysis of tungsten concentrates - Part 2: Determination of tin content - Potassium iodate titration and inductively coupled plasma atomic emission spectrometry
    钨精矿化学分析方法 第2部分：锡含量的测定 碘酸钾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 41706-2022 Metal powders - Determination of non-metallic inclusions in metal powders for powder forging
    金属粉末 粉末锻造用金属粉末中非金属夹杂物的测定方法    		 China National Standards
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    GB/T 41915-2022 Nanotechnology MTS method to measure the cytotoxicity of nanoparticles
    纳米技术 MTS法测定纳米颗粒的细胞毒性    		 China National Standards
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    GB/T 41643-2022 Guidelines for the Safety and Use of High Power Laser Manufacturing Equipment
    高功率激光制造设备安全和使用指南    		 China National Standards
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    GB/T 31517.1-2022 Design requirements for fixed offshore wind turbines
    固定式海上风力发电机组 设计要求    		 China National Standards
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    GB/T 41726-2022 Identification and detection method of ginseng monomeric saponins
    人参单体皂苷鉴定及检测方法    		 China National Standards
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    GB/T 41888-2022 Ships and offshore Technology Marine Airbag Launching Technology
    船舶和海上技术 船舶气囊下水工艺    		 China National Standards
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    GB/T 21396-2022 Footwear - Test methods for finished shoes - Adhesive strength of upper and sole
    鞋类 成鞋试验方法 帮底粘合强度    		 China National Standards
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    GB/T 2650-2022 Destructive testing of welds in metallic materials Impact testing
    金属材料焊缝破坏性试验 冲击试验    		 China National Standards
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    GB/T 11047.2-2022 Textiles - Testing and evaluation of snagging properties of fabrics - Part 2: Rolling box method
    纺织品 织物勾丝性能的检测和评价 第2部分：滚箱法    		 China National Standards
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    GB/T 41798-2022 Field test methods and requirements for autonomous driving functions of intelligent networked vehicles
    智能网联汽车 自动驾驶功能场地试验方法及要求    		 China National Standards
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    GB/T 41777-2022 Forensic Science - Test Method for Explosive Power of Explosives
    法庭科学 爆炸物爆炸威力检验方法    		 China National Standards
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    GB/T 41845-2022 Forensic Science - Protocols for the Identification of Gunpowder and Explosives
    法庭科学 火炸药鉴定规程    		 China National Standards
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    GB/T 2794-2022 Determination of viscosity of adhesive
    胶黏剂黏度的测定    		 China National Standards
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    GB/T 41995-2022 Technical specification for evaluation of operating characteristics of grid-connected microgrid
    并网型微电网运行特性评价技术规范    		 China National Standards
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    GB/T 41906-2022 Detection method of superoxide dismutase activity
    超氧化物歧化酶活性检测方法    		 China National Standards
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    GB/T 5169.31-2022 Fire Hazard Tests for Electrical and Electronic Products - Part 31: Surface Spread of Flame - General Rules
    电工电子产品着火危险试验 第31部分：火焰表面蔓延 总则    		 China National Standards
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    GB/Z 41687-2022 Objects of assistance Enterprise credit file information specification
    帮扶对象 企业信用档案信息规范    		 China National Standards
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    GB/Z 41688-2022 Objects of assistance Personal credit file information specification
    帮扶对象 个人信用档案信息规范    		 China National Standards
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    GB/T 42051-2022 Inspection and maintenance requirements for structural parts of manned submersibles
    载人潜水器结构件检测维护要求    		 China National Standards
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    GB/T 41703-2022 Specifications for design, installation and acceptance of heat pump water heating systems for commercial or industrial use and similar purposes
    商业或工业用及类似用途的热泵热水系统设计、安装、验收规范    		 China National Standards
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    GB/T 9771.7-2022 Single-mode optical fibers for telecommunication - Part 7: Characteristics of bend loss insensitive single-mode optical fibers
    通信用单模光纤 第7部分：弯曲损耗不敏感单模光纤特性    		 China National Standards
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    GB/T 41841-2022 Functional assessment of forearm prosthesis
    前臂假肢功能评估    		 China National Standards
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    GB/T 5686.4-2022 Ferromanganese, manganese silicon alloy, ferromanganese nitride and metal manganese Determination of phosphorus content Molybdenum blue spectrophotometry and bismuth phosphorus molybdenum blue spectrophotometry
    锰铁、锰硅合金、氮化锰铁和金属锰 磷含量的测定 钼蓝分光光度法和铋磷钼蓝分光光度法    		 China National Standards
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    GB/T 5686.2-2022 Determination of ferromanganese, manganese-silicon alloy, ferromanganese nitride and metal manganese-silicon content Molybdenum blue spectrophotometry, potassium fluorosilicate titration and perchloric acid gravimetric method
    锰铁、锰硅合金、氮化锰铁和金属锰 硅含量的测定 钼蓝分光光度法、氟硅酸钾滴定法和高氯酸重量法    		 China National Standards
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    GB/T 6730.83-2022 Iron ore - Determination of loss on ignition - Hygroscopic water corrected gravimetric method
    铁矿石 灼烧减量的测定 吸湿水校正重量法    		 China National Standards
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    GB/T 41797-2022 Performance requirements and test methods of driver attention monitoring system
    驾驶员注意力监测系统性能要求及试验方法    		 China National Standards
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    GB/T 41749-2022 General requirements for surface quality of hot-rolled section steel
    热轧型钢表面质量一般要求    		 China National Standards
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    GB/T 4734-2022 Chemical analysis methods of daily-use ceramic materials and products
    日用陶瓷材料及制品化学分析方法    		 China National Standards
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    GB/T 19910-2022 Technical requirements for repairing electronic control system of automobile engine
    汽车发动机电子控制系统修理技术要求    		 China National Standards
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    GB/T 41079.2-2022 Methods for Determination of Physical Properties of Liquid Metals Part 2: Determination of Electrical Conductivity
    液态金属物理性能测定方法 第2部分：电导率的测定    		 China National Standards
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    GB/T 41704-2022 Testing method for cathode material of lithium ion battery - Determination of magnetic foreign matter content and residual alkali content
    锂离子电池正极材料检测方法 磁性异物含量和残余碱含量的测定    		 China National Standards
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    GB/T 41883-2022 Powder bed fusion additive manufacturing of tantalum and tantalum alloys
    粉末床熔融增材制造钽及钽合金    		 China National Standards
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    GB/T 41790-2022 Guidelines for Quality and Safety Improvement of Smart Consumer Products
    智能消费品质量安全改进指南    		 China National Standards
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    GB/T 41849-2022 Guidelines for Quality and Safety Management of Smart Consumer Products
    智能消费品质量安全管理指南    		 China National Standards
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    GB/T 41743-2022 Rapid detection and evaluation method of vacuum glass insulation performance and its attenuation - unsteady state method
    真空玻璃保温性能及其衰减快速检测评估方法 非稳态法    		 China National Standards
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    GB/T 42028-2022 Technical Requirements of IoT System for Onshore Oil and Gas Production
    面向陆上油气生产的物联网系统技术要求    		 China National Standards
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    GB/T 18029.2-2022 Wheelchairs - Part 2: Determination of the dynamic stability of electric wheelchairs
    轮椅车 第2部分：电动轮椅车动态稳定性的测定    		 China National Standards
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    GB/T 41800-2022 Information technology-sensor network-technical requirements for storage safety monitoring system of explosive hazardous chemicals
    信息技术 传感器网络 爆炸危险化学品贮存安全监测系统技术要求    		 China National Standards
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    GB/T 41761-2022 Technical requirements for the whole life cycle of corrosion-resistant materials in wet desulfurization system
    湿法脱硫系统耐蚀材料全生命周期技术要求    		 China National Standards
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    GB/T 41673-2022 General requirements for electrostatic protection of spacecraft
    航天器静电防护通用要求    		 China National Standards
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    GB/T 21404-2022 Internal combustion engines - Methods of determining and measuring engine power - General requirements
    内燃机 发动机功率的确定和测量方法 一般要求    		 China National Standards
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    GB/T 41717-2022 Terminology of aging management and life management in nuclear power plants
    核电厂老化管理与寿命管理术语    		 China National Standards
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    GB/T 41678.1-2022 Agricultural machinery and tractors Safety of high-voltage electrical and electronic components and systems Part 1: General requirements
    农业机械和拖拉机 高压电气电子元件和系统的安全性 第1部分：通用要求    		 China National Standards
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    GB/T 41792-2022 Plastics - Films and sheets - Determination of cold cracking temperature
    塑料制品 薄膜和薄片 冷裂温度的测定    		 China National Standards
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    GB/T 40905.2-2022 Textiles - Quantitative analysis of cashmere, sheep wool, other special animal fibers and their mixtures - Part 2: Scanning electron microscopy
    纺织品 山羊绒、绵羊毛、其他特种动物纤维及其混合物定量分析 第2部分：扫描电镜法    		 China National Standards
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    GB/T 41752-2022 Gas Analysis Research and Treatment of Analysis Bias
    气体分析 分析偏倚的研究与处理    		 China National Standards
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    GB/T 42020-2022 Specifications for measurement of laboratory power supply characteristics
    实验室电源特性的测量规范    		 China National Standards
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    GB/T 41765-2022 Test method for dislocation density of silicon carbide single crystal
    碳化硅单晶位错密度的测试方法    		 China National Standards
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    GB/T 41751-2022 Test method for radius of curvature of crystal surface of gallium nitride single crystal substrate
    氮化镓单晶衬底片晶面曲率半径测试方法    		 China National Standards
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    GB/T 23011-2022 Integration of informatization and industrialization, digital transformation, value-benefit reference model
    信息化和工业化融合 数字化转型 价值效益参考模型    		 China National Standards
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    GB/T 41972-2022 Iron castings - Classification and naming of casting defects
    铸铁件 铸造缺陷分类及命名    		 China National Standards
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    GB/T 15913-2022 Energy-saving monitoring of fan units and pipe network systems
    风机机组与管网系统节能监测    		 China National Standards
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    GB/T 41594-2022 Technical requirements for comprehensive emergency command system of urban rail transit network
    城市轨道交通线网综合应急指挥系统技术要求    		 China National Standards
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    GB/Z 27429-2022 Guidelines for Uncertainty Assessment of Laboratory Scientific Data
    实验室科研数据不确定性评估指南    		 China National Standards
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    GB/T 42056-2022 Specifications for high-precision expression of electronic road map routes and facilities along the route
    电子公路图路线及沿线设施要素高精度表达规范    		 China National Standards
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    GB/T 41920-2022 Standards for evaluating the operation status of urban buses and trams
    城市公共汽电车运行状况评价规范    		 China National Standards
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    GB/T 41997.3-2022 Electrical safety of machinery Vision-based electro-sensitive protective equipment Part 3: Special requirements for protective devices using stereo vision
    机械电气安全 基于视觉的电敏保护设备 第3部分：采用立体视觉保护器件特殊要求    		 China National Standards
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    GB/T 41997.2-2022 Electrical safety of machinery - Vision-based electro-sensitive protective equipment - Part 2: Particular requirements for vision-based protective devices using reference patterns
    机械电气安全 基于视觉的电敏保护设备 第2部分：采用参考模式的视觉保护器件特殊要求    		 China National Standards
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    GB/T 41997.1-2022 Electrical safety of machinery - Vision-based electro-sensitive protective equipment - Part 1: General technical requirements
    机械电气安全 基于视觉的电敏保护设备 第1部分：通用技术要求    		 China National Standards
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    GB/T 41756-2022 Corrosion of metals and alloys - Method for assessing resistance to atmospheric corrosion of low alloy steels
    金属和合金的腐蚀 低合金钢耐大气腐蚀评估方法    		 China National Standards
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    GB/T 41755-2022 Cracking susceptibility test of pipeline steel pipe in acidic environment-full ring specimen ellipse deformation method
    酸性环境中管线钢管开裂敏感性试验 全环试样椭圆变形法    		 China National Standards
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    GB/T 41794-2022 Geosynthetics - Evaluation of stress cracking resistance of polyolefin geomembranes - Notched constant tensile load method
    土工合成材料 聚烯烃土工膜耐应力开裂性能的评价 切口恒定拉伸负荷法    		 China National Standards
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    GB/T 18233.2-2022 Information technology - General cabling for user buildings - Part 2: office premises
    信息技术 用户建筑群通用布缆 第2部分: 办公场所    		 China National Standards
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    GB/T 3488.4-2022 Cemented carbide - Metallographic determination of microstructure - Part 4: Metallographic determination of porosity, non-combined carbon defects and decarburized phases
    硬质合金 显微组织的金相测定 第4部分：孔隙度、非化合碳缺陷和脱碳相的金相测定    		 China National Standards
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    GB/T 41917-2022 Nanotechnology Electron Spin Resonance (ESR) Detection of Reactive Oxygen Species (ROS) Produced by Metal Oxide Nanomaterials
    纳米技术 电子自旋共振（ESR）法检测金属氧化物纳米材料产生的活性氧（ROS）    		 China National Standards
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    GB/T 30007-2022 Ships and marine technology Guidelines for the evaluation of speed and power performance by analysis of speed trial data
    船舶和海上技术 通过分析测速试航数据以确定速度和功率性能的评估导则    		 China National Standards
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    GB/T 6730.61-2022 Iron ore - Determination of carbon and sulfur content - High frequency combustion infrared absorption method
    铁矿石 碳和硫含量的测定 高频燃烧红外吸收法    		 China National Standards
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    GB/T 41973-2022 Specifications for balance quality and vibration level of industrial ventilators
    工业通风机 平衡品质与振动等级规范    		 China National Standards
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    GB/T 41702-2022 In situ generation of nanoparticles reinforced 6000 series aluminum matrix composite extrusion
    原位生成纳米颗粒增强6000系铝基复合材料挤压材    		 China National Standards
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    GB/T 41739-2022 Test method for dimensional stability of metal matrix composites—Cold and heat cycle method
    金属基复合材料尺寸稳定性检测方法 冷热循环法    		 China National Standards
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    GB/T 42075-2022 Evaluation method of regional rainstorm process
    区域性暴雨过程评估方法    		 China National Standards
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    GB/T 41856.2-2022 Non-destructive testing - Visual inspection of industrial endoscopes - Part 2: Atlas
    无损检测 工业内窥镜目视检测 第2部分:图谱    		 China National Standards
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    GB/T 41856.1-2022 Non-destructive testing - Visual inspection of industrial endoscopes - Part 1: Methods
    无损检测 工业内窥镜目视检测 第1部分：方法    		 China National Standards
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    GB/T 41780.1-2022 Internet of things edge computing part 1: general requirements
    物联网 边缘计算 第1部分：通用要求    		 China National Standards
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    GB/T 41805-2022 Quantitative detection method for surface defects of optical components-microscattering dark-field imaging method
    光学元件表面疵病定量检测方法 显微散射暗场成像法    		 China National Standards
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    GB/T 41850.8-2022 Mechanical vibration - Measurement and evaluation of machine vibration - Part 8: Reciprocating compressor systems
    机械振动 机器振动的测量和评价 第8部分:往复式压缩机系统    		 China National Standards
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