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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 39930-2021 Organic light emitting diode (OLED) panELs for general lighting—Performance requirements
    普通照明用有机发光二极管（OLED）面板 性能要求    		 China National Standards
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    GB/T 39926-2021 Hydraulic fluid power—Filter ELement test methods—Thermal conditioning and cold start-up simulation
    液压传动 滤芯试验方法 热工况和冷启动模拟    		 China National Standards
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    GB/T 39922-2021 Inoculated log production regulations for the cultivation of white jELly fungus
    段木银耳耳棒生产规范    		 China National Standards
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    GB/T 39911-2021 Brand valuation—TELecommunications industry
    品牌价值评价 电信业    		 China National Standards
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    GB/T 39909-2021 Science and technology program-generated scientific data archiving—General data ELement
    科技计划形成的科学数据汇交 通用数据元    		 China National Standards
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    GB/T 39898-2021 Technical specifications for the construction of intELligent traffic management system
    智能交通管理系统建设技术规范    		 China National Standards
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    GB/T 39895-2021 Remanufactured automotive components—Specifications of labELs
    汽车零部件再制造产品 标识规范    		 China National Standards
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    GB/T 39893-2021 HandhELd electro-optical low-vision device
    手持式电子助视器    		 China National Standards
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    GB/T 39891-2021 ELectrical endurance testing for circuit-breakers above a rated voltage of 52 kV
    52kV及以上断路器电气耐久性试验方法    		 China National Standards
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    GB/T 39864-2021 ELectrochemical performance test of lithium manganese oxide—Test method for the initial specific discharge capacity and the initial efficiency
    锰酸锂电化学性能测试 首次放电比容量及首次充放电效率测试方法    		 China National Standards
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    GB/T 39861-2021 ELectrochemical performance test of lithium manganese oxide—Test method for discharge plateau capacity ratio and cycle life
    锰酸锂电化学性能测试 放电平台容量比率及循环寿命测试方法    		 China National Standards
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    GB/T 39852-2021 ELectronic product code—Tag data translation
    物品电子编码 标签数据转换    		 China National Standards
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    GB/T 39848-2021 Methods of measurement for flat panEL display color gamut
    平板显示器色域测量方法    		 China National Standards
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    GB/T 39847-2021 Verification test methods of access satELlite network for FSS communication earth station
    固定卫星通信业务地球站进入卫星网络的验证测试方法    		 China National Standards
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    GB/T 39844-2021 RELiability growth—Statistical test and estimation methods
    可靠性增长 统计试验和评估方法    		 China National Standards
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    GB/T 39843-2021 ELectronic characteristic measurements—Local critical current density and its distribution in large-area superconducting films
    电子学特性测量 大面积超导膜的局域临界电流密度及其分布    		 China National Standards
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    GB/T 39837-2021 Information technology—Remote operation and maintenance—Technical reference modEL
    信息技术 远程运维 技术参考模型    		 China National Standards
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    GB/T 39829-2021 Tool storage with automatic tool changer—RELiability test method
    刀库和自动交换装置 可靠性试验方法    		 China National Standards
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    GB/T 39828-2021 Test method for determining ELastic modulus of thick ceramic coating at elevated temperature
    陶瓷厚涂层的高温弹性模量试验方法    		 China National Standards
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    GB/T 39825-2021 Light conveyor bELts—Principal characteristics and applications
    轻型输送带 基本性能及应用    		 China National Standards
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    GB/T 39824-2021 Determination of rELative strength of dyes in solution
    溶液中染料相对强度的测定    		 China National Standards
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    GB/T 39823-2021 Light conveyor bELts—Tolerances on widths and lengths of cut light conveyor belts
    轻型输送带 切割式轻型输送带的宽度和长度极限偏差    		 China National Standards
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    GB/T 39822-2021 Plastics—Determination of yELlowness index and change in yellowness index
    塑料 黄色指数及其变化值的测定    		 China National Standards
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    GB/T 39821-2021 Plastics—Determination of apparent density of moulding material that cannot be poured from a specified funnEL
    塑料 不能从规定漏斗流出的模塑材料表观密度的测定    		 China National Standards
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    GB/T 39819-2021 Conveyor bELts—Determination of minimum transition distance on three idler rollers
    输送带 三辊托辊最小过渡距离的确定    		 China National Standards
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    GB/T 39816-2021 Master alloy ELectrode for titanium and titanium alloy casting
    钛及钛合金铸造母合金电极    		 China National Standards
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    GB/T 39813-2021 Conveyor bELts—Guidelines for storage and handling
    输送带 贮存和搬运指南    		 China National Standards
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    GB/T 39797-2021 Test method for surface tension of glass mELt -- Sessile drop method
    玻璃熔体表面张力试验方法 座滴法    		 China National Standards
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    GB/T 39795-2021 Conveyor bELts for general purpose use—Electrical and flammability safety requirements
    普通用途输送带 导电性和可燃性安全要求    		 China National Standards
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    GB/T 39789-2021 Non-destructive testing of wELds—Eddy current-video integrated testing method of metal composites weld
    焊缝无损检测 金属复合材料焊缝涡流视频集成检测方法    		 China National Standards
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    GB/T 39787-2021 Coordinate system of BeiDou navigation satELlite system
    北斗卫星导航系统坐标系    		 China National Standards
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    GB/T 39786-2021 Information security technology—BasELine for information system cryptography application
    信息安全技术 信息系统密码应用基本要求    		 China National Standards
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    GB/T 39784-2021 General functional requirements for ELectronic archive management system
    电子档案管理系统通用功能要求    		 China National Standards
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    GB/T 39779-2021 Design guidELines for distributed energy system of combined cooling, heating and power
    分布式冷热电能源系统设计导则    		 China National Standards
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    GB/T 39776-2021 Measuring and calculating methods of heat balance and heat efficiency of tunnEL kiln of brick industrial
    砖瓦工业隧道窑热平衡、热效率测定与计算方法    		 China National Standards
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    GB/T 39761.1-2021 Green product assessment—Household ELectric appliances—Part 1：Refrigerators, air-conditioners and washing machines
    绿色产品评价 家用电器 第1部分：电冰箱、空调器和洗衣机    		 China National Standards
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    GB/T 39760-2021 Laboratory animal-GuidELines for euthanasia
    实验动物 安乐死指南    		 China National Standards
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    GB/T 39755.1-2021 ELectronic records management capability system—Part 1:General requirements
    电子文件管理能力体系 第1部分：通用要求    		 China National Standards
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    GB/T 39754-2021 Hot dip coating steEL sheet and strip for corrugated pipe
    波纹管用热镀层钢板及钢带    		 China National Standards
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    GB/T 39752-2021 Safety requirements and test specifications of ELectric vehicle conductive supply equipment
    电动汽车供电设备安全要求及试验规范    		 China National Standards
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    GB/T 39751-2021 Energy detection method for equipment manufacturing system—GuidELine
    装备制造系统能耗检测方法 导则    		 China National Standards
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    GB/T 39747-2021 Code of practice for the safe use of supported ELevating work platform
    举升式升降工作平台安全使用规程    		 China National Standards
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    GB/T 39744-2021 General requirements of mechanical product ELectronic manual based on three-dimensional model
    基于三维模型的机械产品电子手册编制通用要求    		 China National Standards
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    GB/T 39600-2021 Formaldehyde emission grading for wood-based panEL and finishing products
    人造板及其制品甲醛释放量分级    		 China National Standards
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    GB/T 39598-2021 A guide to the limited quantity in indoor loading for wood-based panEL based on its ultimate formaldehyde emission
    基于极限甲醛释放量的人造板室内承载限量指南    		 China National Standards
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    GB/T 35060.4-2021 General specification of shearer—Part 4: ELectric control system
    滚筒采煤机通用技术条件 第4部分:电气控制系统    		 China National Standards
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    GB/T 34080.4-2021 Security specification of ELectronic government common platform based on cloud computing -- Part 4: Application security
    基于云计算的电子政务公共平台安全规范 第4部分：应用安全    		 China National Standards
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    GB/T 34080.3-2021 Security specification of ELectronic government common platform based on cloud computing -- Part 3: Service security
    基于云计算的电子政务公共平台安全规范 第3部分：服务安全    		 China National Standards
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    GB/T 34079.5-2021 Service specification of ELectronic government common platform based on cloud computing -- Part 5: Mobility service
    基于云计算的电子政务公共平台服务规范 第5部分：移动服务    		 China National Standards
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    GB/T 34079.4-2021 Service specification of ELectronic government common platform based on cloud computing -- Part 4: Application service
    基于云计算的电子政务公共平台服务规范 第4部分：应用服务    		 China National Standards
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    GB/T 34079.2-2021 Service specification of ELectronic government common platform based on cloud computing -- Part 2: Application deployment and data migration
    基于云计算的电子政务公共平台服务规范 第2部分：应用部署和数据迁移    		 China National Standards
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    GB/T 34079.1-2021 Service specification of ELectronic government common platform based on cloud computing -- Part 1: Service catalog and coding
    基于云计算的电子政务公共平台服务规范 第1部分：服务分类与编码    		 China National Standards
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    GB/T 34078.4-2021 General specification of ELectronic government common platform based on cloud computing -- Part 4: Service implement
    基于云计算的电子政务公共平台总体规范 第4部分：服务实施    		 China National Standards
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    GB/T 34078.3-2021 General specification of ELectronic government common platform based on cloud computing -- Part 3: Service management
    基于云计算的电子政务公共平台总体规范 第3部分：服务管理    		 China National Standards
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    GB/T 34078.2-2021 General specification of ELectronic government common platform based on cloud computing -- Part 2: Top-level design guideline
    基于云计算的电子政务公共平台总体规范 第2部分：顶层设计导则    		 China National Standards
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    GB/T 34077.4-2021 Management specification of ELectronic government common platform based on cloud computing -- Part 4: Guide for platform management
    基于云计算的电子政务公共平台管理规范 第4部分：平台管理导则    		 China National Standards
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    GB/T 34077.3-2021 Management specification of ELectronic government common platformbased on cloud computing -- Part 3: Operation guarantee management
    基于云计算的电子政务公共平台管理规范 第3部分：运行保障管理    		 China National Standards
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    GB/T 34077.2-2021 Management specification of ELectronic government common platform based on cloud computing -- Part 2: Services metrics and valuation
    基于云计算的电子政务公共平台管理规范 第2部分：服务度量计价    		 China National Standards
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    GB/T 33780.5-2021 Technical specification of ELectronic government common platform based on cloud computing -- Part 5: The architecture for information resource opening and sharing
    基于云计算的电子政务公共平台技术规范 第5部分：信息资源开放共享系统架构    		 China National Standards
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    GB/T 32694-2021 Plug-in hybrid ELectric passenger cars—Specifications
    插电式混合动力电动乘用车 技术条件    		 China National Standards
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    GB/T 30027-2021 Round steEL short link chains for lifting purposes—Fine tolerance hoist chains for hand operated chain hoists—Grade VH
    起重用钢制短环链 手动链式葫芦用高精度链 VH级    		 China National Standards
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    GB/T 30026-2021 Round steEL short link chains for lifting purposes—Fine tolerance hoist chains for hand operated chain hoists—Grade TH
    起重用钢制短环链 手动链式葫芦用高精度链 TH级    		 China National Standards
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    GB/T 28267.1-2021 SteEL cord conveyor belts—Part 1:Design,dimensions and mechanical requirements for conveyor belts for general use
    钢丝绳芯输送带 第1部分：普通用途输送带的设计、尺寸和机械要求    		 China National Standards
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    GB/T 26779-2021 Hydrogen fuEL cell electric vehicle refueling receptacle
    燃料电池电动汽车加氢口    		 China National Standards
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    GB/T 40380.1-2021 Metallic powders—Determination of apparent density and flow rate at ELevated temperatures—Part 1: Determination of apparent density at elevated temperatures
    金属粉末 高温时松装密度和流速的测定 第1部分：高温时松装密度的测定    		 China National Standards
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    GB/T 40374-2021 Hardmetals—Determination of lead and cadmium content—Flame atomic absorption spectrometric method and inductivELy coupled plasma atomic emission spectrometry
    硬质合金化学分析方法 铅量和镉量的测定 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 20370-2021 GuidELine for enzyme preparations classification
    酶制剂分类导则    		 China National Standards
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    GB/T 20311-2021 Building components and building ELements—Thermal resistance and thermal transmittance—Calculation methods
    建筑构件和建筑单元 热阻和传热系数 计算方法    		 China National Standards
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    GB/T 19016-2021 Quality management—GuidELines for quality management in projects
    质量管理 项目质量管理指南    		 China National Standards
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    GB/T 19015-2021 Quality management—GuidELines for quality plans
    质量管理 质量计划指南    		 China National Standards
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    GB/T 19013-2021 Quality management—Customer satisfaction—GuidELines for dispute resolution external to organizations
    质量管理 顾客满意 组织外部争议解决指南    		 China National Standards
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    GB/T 19011-2021 GuidELines for auditing management systems
    管理体系审核指南    		 China National Standards
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    GB/T 19010-2021 Quality management—Customer satisfaction—GuidELines for codes of conduct for organizations
    质量管理 顾客满意 组织行为规范指南    		 China National Standards
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    GB/T 18642-2021 Diagnostic techniques for TrichinELla spp
    旋毛虫诊断技术    		 China National Standards
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    GB/T 17215.321-2021 ELectricity metering equipment (AC)-Particular requirements-Part 21:Static meters for active energy
    电测量设备（交流） 特殊要求 第21部分：静止式有功电能表 (A级、B级、C级、D级和E级)    		 China National Standards
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    GB/T 17215.211-2021 ELectricity metering equipment(AC)—General requirements, tests and test conditions—Part 11：Metering equipment
    电测量设备（交流） 通用要求、试验和试验条件 第11部分：测量设备    		 China National Standards
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    GB/T 24295-2021 IntELligent mail & parcel locker
    智能信包箱    		 China National Standards
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    GB/T 21432-2021 Graphite pressure vessELs
    石墨制压力容器    		 China National Standards
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    GB/T 20833.4-2021 Rotating ELectrical machines—The winding insulation—Part 4: Measurement of insulation resistance and polarization index
    旋转电机 绕组绝缘 第4部分：绝缘电阻和极化指数测量    		 China National Standards
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    GB/T 20833.1-2021 Rotating ELectrical machines—The winding insulation—Part 1:Off-line partial discharge measurements
    旋转电机 绕组绝缘 第1部分：离线局部放电测量    		 China National Standards
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    GB/T 19934.1-2021 Hydraulic fluid power—Fatigue pressure testing of metal pressure-containing envELopes—Part 1: Test method
    液压传动 金属承压壳体的疲劳压力试验 第1部分：试验方法    		 China National Standards
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    GB/T 19753-2021 Test methods for energy consumption of light-duty hybrid ELectric vehicles
    轻型混合动力电动汽车能量消耗量试验方法    		 China National Standards
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    GB/T 19672-2021 PipELine valves—Technical specification
    管线阀门 技术条件    		 China National Standards
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    GB/T 18802.32-2021 Low-voltage surge protective devices—Part 32: Surge protective devices connected to photovoltaic installations—SELection and application principles
    低压电涌保护器 第32部分：用于光伏系统的电涌保护器 选择和使用导则    		 China National Standards
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    GB/T 18386.1-2021 Test methods for energy consumption and range of ELectric vehicles—Part 1: Light-duty vehicles
    电动汽车能量消耗量和续驶里程试验方法 第1部分：轻型汽车    		 China National Standards
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    GB/T 17215.221-2021 ELectricity metering equipment(a. c. ) -- General requirements, tests and test conditions -- Part 21: Tariff and load control equipment
    电测量设备（交流） 通用要求、试验和试验条件 第21部分：费率和负荷控制设备    		 China National Standards
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    GB/T 14695-2021 Bucket wheEL stacker reclaimer -- Type and basic parameters
    臂式斗轮堆取料机 型式和基本参数    		 China National Standards
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    GB/T 14383-2021 Forged fittings, socket-wELding and threaded
    锻制承插焊和螺纹管件    		 China National Standards
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    GB/T 14352.20-2021 Methods for chemical analysis of tungsten ores and molybdenum ores -- Part 20：Determination of niobium，tantalum，zirconium，hafnium and 15 rare earth ELements content -- Inductively coupled plasma mass spectrometry
    钨矿石、钼矿石化学分析方法 第20部分：铌、钽、锆、铪及15个稀土元素量的测定 电感耦合等离子体质谱法    		 China National Standards
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    GB/T 14352.19-2021 Methods for chemical analysis of tungsten ores and molybdenum ores -- Part 19: Determination of bismuth, cadmium, cobalt, copper, iron, lithium, nickEL, phosphorus, lead, strontium, vanadium and zinc content -- Inductive-coupled plasma atomic emission spe
    钨矿石、钼矿石化学分析方法 第19部分：铋、镉、钴、铜、铁、锂、镍、磷、铅、锶、钒和锌量的测定 电感耦合等离子体原子发射光谱法    		 China National Standards
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    GB/T 14191.2-2021 Prosthetics and orthotics— Vocabulary—Part 2: Terms rELating to external limb prostheses and wearers of these prostheses
    假肢学和矫形器学 术语 第2部分：假肢与假肢使用者术语    		 China National Standards
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    GB/T 12736-2021 Conveyor bELts—Determination of strenght of mechanical fastenings—Static test method
    输送带 机械接头强度的测定 静态试验方法    		 China National Standards
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    GB/T 12668.902-2021 Adjustable speed ELectrical power drive systems—Part 9-2: Ecodesign for power drive systems, motor starters, power electronics and their driven applications—Energy efficiency indicators for power drive systems and motor starters
    调速电气传动系统 第9-2部分：电气传动系统、电机起动器、电力电子设备及其传动应用的生态设计 电气传动系统和电机起动器的能效指标    		 China National Standards
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    GB/T 12668.901-2021 Adjustable speed ELectrical power drive systems—Part 9-1: Ecodesign for power drive systems, motor starters, power electronics and their driven applications—General requirements for setting energy efficiency standards for power driven equipment using the
    调速电气传动系统 第9-1部分：电气传动系统、电机起动器、电力电子设备及其传动应用的生态设计 采用扩展产品法（EPA）和半解析模型（SAM）制定电气传动设备能效标准的一般要求    		 China National Standards
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    GB/T 12242-2021 Pressure rELief devices—Performance test code
    压力释放装置 性能试验方法    		 China National Standards
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    GB/T 12237-2021 SteEL ball valves for petroleum, petrochemical and allied industries
    石油、石化及相关工业用的钢制球阀    		 China National Standards
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    GB/T 5755-2021 SteEL cord conveyor belts—Cord-to-coating bond test—Initial test and after thermal treatment
    钢丝绳芯输送带 绳与包覆胶粘合试验 原始状态下和热老化后试验    		 China National Standards
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    GB/T 5095.2507-2021 ELectromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-7: Test 25g: Impedance, reflection coefficient, and voltage standing wave ratio (VSWR)
    电子设备用机电元件 基本试验规程及测量方法 第25-7部分：试验25g：阻抗、反射系数和电压驻波比（VSWR）    		 China National Standards
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    GB/T 5095.2505-2021 ELectromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-5：Test 25e: Return loss
    电子设备用机电元件 基本试验规程及测量方法 第25-5部分：试验25e：回波损耗    		 China National Standards
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    GB/T 5095.2504-2021 ELectromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-4: Test 25d: Propagation delay
    电子设备用机电元件 基本试验规程及测量方法 第25-4部分：试验25d：传输时延    		 China National Standards
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