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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 28787-2023 Data communication protocol between intELligent terminals on urban buses and trams and dispatching center
    城市公共汽电车车载智能终端与调度中心间数据通信协议    		 China National Standards
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    GB/T 24421.4-2023 GuidELines for Standardization Work of Service Industry Organizations Part 4: Implementation and Evaluation of Standards
    服务业组织标准化工作指南 第4部分：标准实施及评价    		 China National Standards
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    GB/T 24421.3-2023 GuidELines for Standardization Work of Service Industry Organizations Part 3: Standardization
    服务业组织标准化工作指南 第3部分：标准编制    		 China National Standards
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    GB/T 24421.2-2023 GuidELines for Standardization Work of Service Industry Organizations Part 2: Construction of Standard System
    服务业组织标准化工作指南 第2部分：标准体系构建    		 China National Standards
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    GB/T 24421.1-2023 GuidELines for Standardization Work of Service Industry Organizations Part 1: General Provisions
    服务业组织标准化工作指南 第1部分：总则    		 China National Standards
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    GB/T 20549-2023 ELectromagnetic Compatibility Technical Requirements and Test Methods for Digital Cellular Mobile Communication Repeaters
    数字蜂窝移动通信直放机电磁兼容技术要求和测试方法    		 China National Standards
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    GB/T 17626.12-2023 ELectromagnetic compatibility - Testing and measurement techniques - Part 12: Ring wave immunity test
    电磁兼容 试验和测量技术 第12部分：振铃波抗扰度试验    		 China National Standards
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    GB/T 42331-2023 GuidELines for Technology Maturity Assessment of Tidal Current Power Generation Devices
    潮流能发电装置技术成熟度评估导则    		 China National Standards
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    GB/T 42315-2023 Maintenance rules for ELectrochemical energy storage power station
    电化学储能电站检修规程    		 China National Standards
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    GB/T 26416.6-2023 Methods for chemical analysis of rare earth iron alloys - Part 6: Determination of molybdenum, tungsten, titanium content - InductivELy coupled plasma emission spectrometry
    稀土铁合金化学分析方法 第6部分：钼、钨、钛量的测定 电感耦合等离子体发射光谱法    		 China National Standards
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    GB/T 42389.1-2023 Central ELectric heating systems for household and similar purposes - Part 1: General requirements
    家用和类似用途中央电暖系统 第1部分：通用要求    		 China National Standards
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    GB/T 42383.5-2023 IntELligent Manufacturing Network Collaborative Design Part 5: Multidisciplinary Collaborative Simulation
    智能制造 网络协同设计 第5部分：多学科协同仿真    		 China National Standards
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    GB/T 42383.4-2023 IntELligent Manufacturing Network Collaborative Design Part 4: Design Requirements for the Whole Life Cycle
    智能制造 网络协同设计 第4部分：面向全生命周期设计要求    		 China National Standards
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    GB/T 42383.2-2023 IntELligent Manufacturing Network Collaborative Design Part 2: Software Interface and Data Interaction
    智能制造 网络协同设计 第2部分：软件接口和数据交互    		 China National Standards
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    GB/T 42383.1-2023 IntELligent Manufacturing Network Collaborative Design Part 1: General Requirements
    智能制造 网络协同设计 第1部分：通用要求    		 China National Standards
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    GB/T 42328-2023 Technical requirements for marine diesEL engine desulfurization device
    船用柴油机脱硫装置技术要求    		 China National Standards
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    GB/T 21373-2023 IntELlectual property literature and information classification and code
    知识产权文献与信息 分类及代码    		 China National Standards
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    GB/T 42324-2023 Cable glands for ELectrical installations
    电气装置用电缆密封头    		 China National Standards
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    GB/T 5374-2023 Test methods for rELiability of motorcycles and mopeds
    摩托车和轻便摩托车可靠性试验方法    		 China National Standards
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    GB/T 21109.2-2023 Functional safety of safety instrumented systems in the process industry - Part 2: Application guidELines for GB/T 21109.1-2022
    过程工业领域安全仪表系统的功能安全 第2部分：GB/T 21109.1—2022的应用指南    		 China National Standards
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    GB/T 42409-2023 Internet of Things ELectronic Shelf Label System General Requirements
    物联网 电子价签系统 总体要求    		 China National Standards
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    GB/T 42459-2023 Information technology - TELecommunication and information exchange between systems - Local and metropolitan area networks - Specific requirements - Site and media access control - Connectivity discovery
    信息技术 系统间远程通信和信息交换 局域网和城域网 特定要求 站点和媒体访问控制连通性发现    		 China National Standards
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    GB/T 42325-2023 ELectrical interface specification for phase-cut dimmers in phase-cut dimming lighting systems
    切相调光照明系统中切相调光器的电气接口规范    		 China National Standards
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    GB/T 42394-2023 Cable clamps for ELectrical installations
    电气装置用电缆夹具    		 China National Standards
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    GB/T 19215.5-2023 Cable duct systems for ELectrical installations - Part 2: Particular requirements - Section 3: Grooved cable duct systems for installation in cabinets
    电气安装用电缆槽管系统 第2部分：特殊要求 第3节：安装在机柜中的带槽电缆线槽系统    		 China National Standards
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    GB/T 42303-2023 Surfactants - Detergents for fabric washing - GuidELines for comparative performance tests
    表面活性剂 洗织物用洗涤剂 性能比较试验导则    		 China National Standards
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    GB/T 42479-2023 Specifications for rELease of agricultural product market information
    农产品市场信息发布规范    		 China National Standards
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    GB/T 42398-2023 Technical specifications for cELl culture clean room design
    细胞培养洁净室设计技术规范    		 China National Standards
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    GB/T 42320-2023 Energy Internet Planning Technical GuidELines
    能源互联网规划技术导则    		 China National Standards
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    GB/T 42382.1-2023 Information Technology Neural Network Representation and ModEL Compression Part 1: Convolutional Neural Networks
    信息技术 神经网络表示与模型压缩 第1部分：卷积神经网络    		 China National Standards
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    GB/T 42427-2023 Transportation satELlite navigation enhanced positioning module test technical specification
    交通运输卫星导航增强定位模块测试技术规范    		 China National Standards
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    GB/T 42428-2023 Transportation SatELlite Navigation Enhanced Service Performance Indicators and Monitoring Technical Specifications
    交通运输卫星导航增强服务性能指标及监测技术规范    		 China National Standards
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    GB/T 42342.2-2023 Particle size distribution - Liquid phase centrifugal sedimentation method - Part 2: PhotoELectric centrifugal method
    粒度分布 液相离心沉降法 第2部分：光电离心法    		 China National Standards
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    GB/T 42352-2023 Metallic coatings - Physical vapor deposition of cadmium coatings on iron and steEL - Specifications and test methods
    金属覆盖层 钢铁上物理气相沉积镉涂层 技术规范与试验方法    		 China National Standards
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    GB/T 42451-2023 IntELligent Manufacturing Industrial Cloud Service Capability Assessment
    智能制造 工业云服务 能力评估    		 China National Standards
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    GB/T 42125.14-2023 Safety requirements for ELectrical equipment for measurement, control and laboratory use - Part 14: Particular requirements for automatic and semi-automatic laboratory equipment for analysis and other purposes
    测量、控制和实验室用电气设备的安全要求 第14部分：实验室用分析和其他目的自动和半自动设备的特殊要求    		 China National Standards
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    GB/T 42404-2023 Information technology - TELecommunications and information exchange between systems - Local and metropolitan area networks - Timing and synchronization for time-sensitive applications in bridging local area networks
    信息技术 系统间远程通信和信息交换 局域网和城域网 桥接局域网用时间敏感应用的定时和同步    		 China National Standards
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    GB/T 42304-2023 Slaughter Animal WELfare Guidelines
    屠宰动物福利准则    		 China National Standards
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    GB/T 26513-2023 Lip balm (gEL, cream)
    润唇膏（啫喱、霜）    		 China National Standards
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    GB/T 20042.2-2023 Proton Exchange Membrane FuEL Cells Part 2: General Specifications for Cell Stacks
    质子交换膜燃料电池 第2部分：电池堆通用技术条件    		 China National Standards
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    GB/T 42354-2023 Pharmaceutical machinery (equipment) material sELection guidelines
    制药机械(设备)材料选用导则    		 China National Standards
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    GB/T 42407-2023 General technical requirements for door and window intELligent control system
    门窗智能控制系统通用技术要求    		 China National Standards
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    GB/T 42388-2023 Consumer Product Safety Surveillance GuidELines
    消费品安全监测指南    		 China National Standards
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    GB/T 42462-2023 GuidELines for Confirmation of Chromatographic Analysis Results of Cosmetics
    化妆品色谱分析结果确认准则    		 China National Standards
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    GB/T 16608.1-2023 Basic ELectromechanical relays for telecommunications with qualification - Part 1: General specification and blank detail specification
    有质量评定的电信用基础机电继电器 第1部分：总规范与空白详细规范    		 China National Standards
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    GB/T 21711.1-2023 Basic ELectromechanical relays - Part 1: General principles and safety requirements
    基础机电继电器 第1部分：总则与安全要求    		 China National Standards
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    GB/T 6346.14-2023 Fixed capacitors for ELectronic equipment - Part 14: Sectional specification Fixed capacitors for suppressing electromagnetic interference in power supplies
    电子设备用固定电容器 第14部分：分规范 抑制电源电磁干扰用固定电容器    		 China National Standards
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    GB/T 42308-2023 Potentiometers for ELectronic equipment - Part 6-1: Blank detail specification - Surface mount preset potentiometers - Assessment level EZ
    电子设备用电位器 第6-1部分：空白详细规范 表面安装预调电位器 评定水平EZ    		 China National Standards
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    GB/Z 42510-2023 HotEL industry credit rating evaluation norms
    饭店业信用等级评价规范    		 China National Standards
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    GB/T 42333-2023 Determination of iodine content in soil and water system sediments Ammonia closed solution-inductivELy coupled plasma mass spectrometry
    土壤、水系沉积物 碘含量的测定 氨水封闭溶解-电感耦合等离子体质谱法    		 China National Standards
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    GB/T 42463-2023 General GuidELines for Fish Sauce Quality
    鱼露质量通则    		 China National Standards
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    GB/T 42361-2023 Technical GuidELines for Demonstration of Sea Area Use
    海域使用论证技术导则    		 China National Standards
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    GB 9706.204-2022 Medical ELectrical equipment - Part 2-4: Particular requirements for basic safety and essential performance of cardiac defibrillators
    医用电气设备 第2-4部分：心脏除颤器的基本安全和基本性能专用要求    		 China National Standards
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    GB 19865-2005 Safety of ELectric Toys "Amendment No. 1"
    电玩具的安全《第1号修改单》    		 China National Standards
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    GB/T 24455-2022 Paper towELs
    擦手纸    		 China National Standards
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    GB/T 22698-2022 Security GuidELines for Multimedia Devices
    多媒体设备安全指南    		 China National Standards
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    GB/T 4207-2022 Method for determination of tracking resistance index and rELative tracking index of solid insulating materials
    固体绝缘材料耐电痕化指数和相比电痕化指数的测定方法    		 China National Standards
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    GB/T 41539-2022 Product specifications for satELlite remote sensing images of land surface temperature
    卫星遥感影像地表温度产品规范    		 China National Standards
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    GB/T 20111.6-2022 ELectrical insulation systems - Thermal assessment procedures - Part 6: Multifactorial assessment with additional factors in diagnostic tests
    电气绝缘系统 热评定规程 第6部分：在诊断试验中增加因子的多因子评定    		 China National Standards
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    GB/T 41655-2022 Nondestructive Testing Ultrasonic Testing WELding, Rolling and Explosive Composite Cladding Testing Technology
    无损检测 超声检测 焊接、轧制和爆炸复合覆层检测技术    		 China National Standards
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    GB/T 41574-2022 Information Technology Security Technology Practical GuidELines for Personal Information Protection in Public Clouds
    信息技术 安全技术 公有云中个人信息保护实践指南    		 China National Standards
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    GB/T 21977-2022 camEL hair
    骆驼绒    		 China National Standards
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    GB/T 41569-2022 Lasers and laser-rELated equipment - Laser installations - Basic requirements for documentation
    激光器和激光相关设备 激光装置 文件基本要求    		 China National Standards
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    GB/T 26610.5-2022 Implementation guidELines for risk-based inspection of pressure equipment systems Part 5: Quantitative analysis methods for failure consequences
    承压设备系统基于风险的检验实施导则 第5部分：失效后果定量分析方法    		 China National Standards
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    GB/T 26610.4-2022 Implementation GuidELines for Risk-Based Inspection of Pressure Equipment Systems Part 4: Quantitative Analysis Method of Failure Possibility
    承压设备系统基于风险的检验实施导则 第4部分：失效可能性定量分析方法    		 China National Standards
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    GB/T 26610.2-2022 Implementation guidELines for risk-based inspection of pressure equipment systems Part 2: Risk-based inspection strategy
    承压设备系统基于风险的检验实施导则 第2部分：基于风险的检验策略    		 China National Standards
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    GB/T 26610.1-2022 Implementation guidELines for risk-based inspection of pressure equipment systems Part 1: Basic requirements and implementation procedures
    承压设备系统基于风险的检验实施导则 第1部分：基本要求和实施程序    		 China National Standards
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    GB/T 2900.105-2022 ELectrotechnical Terminology Nanotechnology Electronic Products and Systems
    电工术语 纳米技术电子产品和系统    		 China National Standards
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    GB/T 223.54-2022 Iron, steEL and alloys - Determination of nickel content - Flame atomic absorption spectrometry
    钢铁及合金 镍含量的测定 火焰原子吸收光谱法    		 China National Standards
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    GB/T 16895.25-2022 Low-Voltage ELectrical Installations Part 7-711: Requirements for Special Installations or Locations Exhibitions, Displays and Exhibition Areas
    低压电气装置 第7-711部分：特殊装置或场所的要求 展览、展示及展区    		 China National Standards
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    GB/T 41670-2022 Safety and Resilience Community Resilience GuidELines for Rescuing Vulnerable People in Emergencies
    安全与韧性 社区韧性 突发事件弱势群体救援指南    		 China National Standards
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    GB/T 2423.24-2022 Environmental testing - Part 2: Test methods - Test S: Simulation of solar radiation on the ground and guidELines for solar radiation tests and weathering tests
    环境试验 第2部分：试验方法 试验S：模拟地面上的太阳辐射及太阳辐射试验和气候老化试验导则    		 China National Standards
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    GB/T 15022.9-2022 Resin-based reactive compounds for ELectrical insulation - Part 9: Resins for cable accessories
    电气绝缘用树脂基活性复合物 第9部分：电缆附件用树脂    		 China National Standards
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    GB/T 20632.3-2022 SteEL paper for electrical purposes - Part 3: Flat steel paper
    电气用钢纸 第3部分：平板钢纸    		 China National Standards
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    GB/T 20632.2-2022 SteEL paper for electrical purposes - Part 2: Test methods
    电气用钢纸 第2部分：试验方法    		 China National Standards
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    GB/T 41592-2022 Method for determination of 2-furfural and rELated components in mineral insulating oils
    矿物绝缘油 2-糠醛和相关组分的测定方法    		 China National Standards
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    GB/T 41632-2022 Insulating fluids Unused synthetic organic esters for ELectrical purposes
    绝缘液体 电气用未使用过的合成有机酯    		 China National Standards
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    GB/T 7717.16-2022 Acrylonitrile for industrial use - Part 16: Determination of iron and copper content - Graphite furnace atomic absorption spectrometry and inductivELy coupled plasma mass spectrometry
    工业用丙烯腈 第16部分：铁、铜含量的测定 石墨炉原子吸收光谱法和电感耦合等离子体质谱法    		 China National Standards
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    GB/Z 41506-2022 Hydraulic transmission - Fatigue pressure test for metal pressure shELls - Evaluation method
    液压传动 金属承压壳体的疲劳压力试验 评价方法    		 China National Standards
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    GB/T 41589-2022 In-cable control and protection device (IC-CPD) for mode 2 charging of ELectric vehicles
    电动汽车模式2充电的缆上控制与保护装置（IC-CPD）    		 China National Standards
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    GB/T 13299-2022 Evaluation method of free cementite, pearlite and Widmanstatten structure of steEL
    钢的游离渗碳体、珠光体和魏氏组织的评定方法    		 China National Standards
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    GB/Z 41634-2022 GuidELines for Periodic Inspection of Equipment for Electromagnetic Compatibility Testing
    电磁兼容检测用设备期间核查指南    		 China National Standards
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    GB/T 25523-2022 Mining Machinery Front ShovEL Excavator Safety Requirements
    矿用机械正铲式挖掘机 安全要求    		 China National Standards
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    GB/T 223.63-2022 Iron, steEL and alloys - Determination of manganese content - Sodium (potassium) periodate spectrophotometric method
    钢铁及合金 锰含量的测定 高碘酸钠（钾）分光光度法    		 China National Standards
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    GB/T 20564.6-2022 High-strength cold-rolled steEL sheets and strips for automobiles—Part 6: Transformation-induced plasticity steels
    汽车用高强度冷连轧钢板及钢带 第6部分：相变诱导塑性钢    		 China National Standards
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    GB/T 20564.5-2022 High-strength cold-rolled steEL sheets and strips for automobiles - Part 5: Isotropic steels
    汽车用高强度冷连轧钢板及钢带 第5部分：各向同性钢    		 China National Standards
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    GB/T 20564.4-2022 High-strength cold-rolled steEL sheets and strips for automobiles - Part 4: Low-alloy high-strength steels
    汽车用高强度冷连轧钢板及钢带 第4部分：低合金高强度钢    		 China National Standards
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    GB/T 41608-2022 Stainless steEL precision foil
    不锈钢精密箔材    		 China National Standards
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    GB/T 26052-2022 Carbide Tubular WELding Rod
    硬质合金管状焊条    		 China National Standards
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    GB/T 22920-2022 ELectrolytic capacitor paper
    电解电容器纸    		 China National Standards
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    GB/T 10962-2022 General rules for rELiability evaluation of machine tool electrical appliances
    机床电器可靠性评价通则    		 China National Standards
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    GB/T 21697-2022 Insulation coordination of lightning overvoltage in low-voltage distribution lines and ELectronic systems
    低压配电线路和电子系统中雷电过电压的绝缘配合    		 China National Standards
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    GB/T 1927.13-2022 Test methods for physical and mechanical properties of wood with small unblemished specimens - Part 13: Determination of transverse grain compressive modulus of ELasticity
    无疵小试样木材物理力学性质试验方法 第13部分：横纹抗压弹性模量测定    		 China National Standards
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    GB/T 41609-2022 Traditional Craftsmanship of Gold and Silver JewELry
    金银饰品传统工艺 术语    		 China National Standards
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    GB/T 41542-2022 General Specifications for Earth SatELlite Orbit Space Environment Exploration Elements
    地球卫星轨道空间环境探测要素通用规范    		 China National Standards
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    GB/T 41511-2022 Test method for peEL strength of coated abrasives
    涂附磨具剥离强度测试方法    		 China National Standards
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    GB/T 41577-2022 NPP emergency operation intervention levEL
    核电厂应急操作干预水平    		 China National Standards
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    GB/T 41576-2022 Requirements for unit performance test after fuEL loading in pressurized water reactor nuclear power plant
    压水堆核电厂装料后机组性能试验要求    		 China National Standards
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    GB/T 41580-2022 Exposure Control of Nuclear and Radiological Emergency Response PersonnEL
    核与辐射应急响应人员的照射控制    		 China National Standards
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    GB/T 41584-2022 Requirements for thermal state performance test before fuEL loading in pressurized water reactor nuclear power plant
    压水堆核电厂装料前热态性能试验要求    		 China National Standards
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