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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 42513.4-2023 Methods for chemical analysis of nickEL alloys Part 4: Determination of silicon content Nitrous oxide-flame atomic absorption spectrometry and molybdenum blue spectrophotometry
    镍合金化学分析方法 第4部分：硅含量的测定 一氧化二氮-火焰原子吸收光谱法和钼蓝分光光度法    		 China National Standards
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    GB/T 42513.3-2023 Methods for chemical analysis of nickEL alloys Part 3: Determination of aluminum content Nitrous oxide-flame atomic absorption spectrometry and inductively coupled plasma atomic emission spectrometry
    镍合金化学分析方法 第3部分：铝含量的测定 一氧化二氮-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 42513.2-2023 Methods for chemical analysis of nickEL alloys Part 2: Determination of phosphorus content Molybdenum blue spectrophotometry
    镍合金化学分析方法 第2部分：磷含量的测定 钼蓝分光光度法    		 China National Standards
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    GB/T 26029-2023 NickEL, cobalt and manganese three-element composite oxide
    镍钴锰三元素复合氧化物    		 China National Standards
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    GB/T 6150.3-2023 Methods for chemical analysis of tungsten concentrates Part 3: Determination of phosphorus content Phosphomolybdenum yELlow spectrophotometry and inductively coupled plasma atomic emission spectrometry
    钨精矿化学分析方法 第3部分：磷含量的测定 磷钼黄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 3260.11-2023 Methods for chemical analysis of tin Part 11: Determination of copper, iron, bismuth, lead, antimony, arsenic, aluminum, zinc, cadmium, silver, nickEL and cobalt content - Inductively coupled plasma atomic emission spectrometry
    锡化学分析方法 第11部分：铜、铁、铋、铅、锑、砷、铝、锌、镉、银、镍和钴含量的测定 电感耦合等离子体原子发射光谱法    		 China National Standards
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    GB/T 2882-2023 NickEL and nickel alloy tubes
    镍及镍合金管    		 China National Standards
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    GB/T 2054-2023 NickEL and nickel alloy plates
    镍及镍合金板    		 China National Standards
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    GB/T 23930-2023 Three wheEL vehicle steering gear
    三轮汽车 转向器    		 China National Standards
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    GB/T 23921-2023 Three wheEL vehicle half shaft
    三轮汽车 半轴    		 China National Standards
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    GB/T 43344-2023 Specification for magnetic materials (iron and steEL) for use in relays
    继电器用磁性材料（铁和钢）规范    		 China National Standards
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    GB/T 43264-2023 Test method for magnetic fiELd distribution on permanent magnet surface
    永磁体表面磁场分布测试方法    		 China National Standards
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    GB/T 12940-2023 Silver graphite ELectrical contacts technical conditions
    银石墨电触头技术条件    		 China National Standards
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    GB/T 43081-2023 Road vehicle bulbs and light sources - Dimensions, optoELectronic performance requirements
    道路车辆灯泡和光源 尺寸、光电性能要求    		 China National Standards
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    GB/T 2900.65-2023 ELectrical Terminology Lighting
    电工术语 照明    		 China National Standards
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    GB/T 43342-2023 Safety requirements for automatic controllers of household and similar ELectrical appliances with remote operation functions
    带有远程操作功能的家用和类似用途电器自动控制器的安全要求    		 China National Standards
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    GB/T 14308-2023 Classification and Rating of Tourist HotEL Stars
    旅游饭店星级的划分与评定    		 China National Standards
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    GB/T 43361-2023 Gas Analysis Validation of Hydrogen FuEL Analysis Methods for Proton Exchange Membrane Fuel Cells for Road Vehicles
    气体分析 道路车辆用质子交换膜燃料电池氢燃料分析方法的确认    		 China National Standards
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    GB/T 43306-2023 Gas Analysis Sampling GuidELines
    气体分析 采样导则    		 China National Standards
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    GB/T 24478-2023 ELevator traction machine
    电梯曳引机    		 China National Standards
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    GB/T 10059-2023 ELevator test methods
    电梯试验方法    		 China National Standards
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    GB/T 43356-2023 Test method for periodic infiltration of corrosion salt solution on steEL bars
    钢筋腐蚀盐溶液周期浸润试验方法    		 China National Standards
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    GB/T 28924-2023 GuidELines for Calculation of Energy Efficiency Index for Steel Enterprises
    钢铁企业能效指数计算导则    		 China National Standards
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    GB/T 28417-2023 Carbon bearing steEL
    碳素轴承钢    		 China National Standards
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    GB/T 21837-2023 ELectromagnetic detection method of ferromagnetic steel wire rope
    铁磁性钢丝绳电磁检测方法    		 China National Standards
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    GB/T 13296-2023 Stainless steEL seamless steel pipes for boilers and heat exchangers
    锅炉、热交换器用不锈钢无缝钢管    		 China National Standards
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    GB/T 32800.9-2023 Safety requirements for hand-hELd non-electric power tools Part 9: Grinder for molds
    手持式非电类动力工具 安全要求 第9部分：模具用砂轮机    		 China National Standards
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    GB/T 32800.8-2023 Hand-hELd non-electric power tools Safety requirements Part 8: Grinders and polishers
    手持式非电类动力工具 安全要求 第8部分：磨光机和抛光机    		 China National Standards
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    GB/T 32800.6-2023 Hand-hELd non-electric power tools Safety requirements Part 6: Assembly power tools for threaded fasteners
    手持式非电类动力工具 安全要求 第6部分：螺纹紧固件用装配动力工具    		 China National Standards
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    GB/T 32800.5-2023 Safety requirements for hand-hELd non-electric power tools Part 5: Rotary impact drilling tools
    手持式非电类动力工具 安全要求 第5部分：回转冲击式钻孔工具    		 China National Standards
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    GB/T 43411-2023 ELectron beam selective melting additive manufacturing machine tools general technical conditions
    电子束选区熔化增材制造机床 通用技术条件    		 China National Standards
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    GB/T 43337-2023 Manufacturing system equipment operation and maintenance reference modEL
    制造系统设备运维参考模型    		 China National Standards
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    GB/T 43336-2023 General technical conditions for steering wheEL control systems
    舵轮控制系统通用技术条件    		 China National Standards
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    GB/T 43270-2023 Complex product collaborative design integrated modELing language
    复杂产品协同设计集成建模语言X语言架构    		 China National Standards
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    GB/Z 41082.2-2023 WheELchairs Part 2: Typical values and recommended limit values of dimensions, mass and operating space measured according to GB/Z 18029.5
    轮椅车 第2部分：按GB/Z 18029.5测得的尺寸、质量和操作空间的典型值和推荐限制值    		 China National Standards
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    GB/T 43279.3-2023 Molecular in vitro diagnostic tests. Specification of pre-test procedures for venous whole blood. Part 3: Isolation of plasma circulating cELl-free DNA.
    分子体外诊断检验 静脉全血检验前过程的规范 第3部分：分离血浆循环游离DNA    		 China National Standards
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    GB/T 43279.1-2023 Molecular in vitro diagnostic tests. Specification of pre-test procedures for venous whole blood. Part 1: Isolation of cELlular RNA.
    分子体外诊断检验 静脉全血检验前过程的规范 第1部分：分离细胞RNA    		 China National Standards
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    GB/T 3477-2023 Marine weathertight single leaf steEL door
    船用风雨密单扇钢质门    		 China National Standards
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    GB/T 16826-2023 ELectro-hydraulic servo universal testing machine
    电液伺服万能试验机    		 China National Standards
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    GB/T 43408-2023 Road Vehicles Compressed Natural Gas (CNG) RefuELing Connectors
    道路车辆 压缩天然气（CNG）加气连接器    		 China National Standards
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    GB/T 43403-2023 Road vehicles Trailers bELow 3.5t Quality inspection after fatigue test of welded traction brackets for connecting balls
    道路车辆 3.5t以下挂车 连接球用焊接牵引支架疲劳试验后的质量检查    		 China National Standards
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    GB/T 43400-2023 Road vehicles Trailers bELow 3.5t Calculation of mechanical strength of steel drawbars
    道路车辆 3.5t以下挂车 钢制牵引杆机械强度计算    		 China National Standards
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    GB/T 43332-2023 Safety requirements for conductive charging and discharging of ELectric vehicles
    电动汽车传导充放电安全要求    		 China National Standards
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    GB/T 43299-2023 Test method for ELectric heating performance of motor vehicle glass
    机动车玻璃电加热性能试验方法    		 China National Standards
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    GB/T 43255-2023 Test method for low temperature cold starting performance of fuEL cell electric vehicles
    燃料电池电动汽车低温冷起动性能试验方法    		 China National Standards
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    GB/T 43254-2023 Functional safety requirements and test methods for drive motor systems for ELectric vehicles
    电动汽车用驱动电机系统功能安全要求及试验方法    		 China National Standards
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    GB/T 43253.4-2023 Road vehicles Functional safety audit and assessment methods Part 4: Hardware levEL
    道路车辆 功能安全审核及评估方法 第4部分：硬件层面    		 China National Standards
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    GB/T 43253.3-2023 Road vehicles - Functional safety audit and assessment methods Part 3: Software levEL
    道路车辆 功能安全审核及评估方法 第3部分：软件层面    		 China National Standards
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    GB/T 43253.2-2023 Road vehicles - Functional safety audit and assessment methods Part 2: Concept phase and system levEL
    道路车辆 功能安全审核及评估方法 第2部分：概念阶段和系统层面    		 China National Standards
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    GB/T 43252-2023 Test method for energy consumption and driving range of fuEL cell electric vehicles
    燃料电池电动汽车能量消耗量及续驶里程试验方法    		 China National Standards
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    GB/T 31467-2023 Test method for ELectrical performance of lithium-ion power battery packs and systems for electric vehicles
    电动汽车用锂离子动力电池包和系统电性能试验方法    		 China National Standards
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    GB/T 26990-2023 FuEL cell electric vehicle on-board hydrogen system technical conditions
    燃料电池电动汽车 车载氢系统技术条件    		 China National Standards
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    GB/T 7724-2023 ELectronic weighing instrument
    电子称重仪表    		 China National Standards
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    GB/T 40853.2-2023 High frequency inductive components ELectrical characteristics and measurement methods Part 2: Rated current of inductors for DC-DC converters
    高频感性元件 电特性及其测量方法　第2部分：DC-DC变换器用电感器额定电流    		 China National Standards
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    GB/T 28869.3-2023 Magnetic cores made of soft magnetic materials - Measurement methods - Part 3: Magnetic properties at high excitation levELs
    软磁材料制成的磁心 测量方法 第3部分：高励磁水平下的磁特性    		 China National Standards
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    GB/T 28869.2-2023 Magnetic cores made of soft magnetic materials - Methods of measurement - Part 2: Magnetic properties at low excitation levELs
    软磁材料制成的磁心 测量方法 第2部分：低励磁水平下的磁特性    		 China National Standards
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    GB/T 43259.302-2023 Energy Management System Application Programming Interface (EMS-API) Part 302: Dynamic Part of the Common Information ModEL (CIM)
    能量管理系统应用程序接口（EMS-API）第302部分：公共信息模型（CIM）的动态部分    		 China National Standards
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    GB/T 43262-2023 ELectromagnetic Interference Diagnostic Guidelines
    电磁干扰诊断导则    		 China National Standards
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    GB/T 43248-2023 ELectric and hybrid vehicles - Radio disturbance characteristics - Limits and methods of measurement for the protection of off-board receivers below 30 MHz
    电动汽车和混合动力汽车 无线电骚扰特性 用于保护30MHz以下车外接收机的限值和测量方法    		 China National Standards
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    GB/T 43098.2-2023 Analysis methods for water treatment agents Part 2: Determination of arsenic, mercury, cadmium, chromium, lead, nickEL and copper content Inductively coupled plasma mass spectrometry (ICP-MS)
    水处理剂分析方法 第2部分：砷、汞、镉、铬、铅、镍、铜含量的测定 电感耦合等离子体质谱法(ICP-MS)    		 China National Standards
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    GB/T 43413-2023 Non-destructive testing Infrared thermal imaging testing General rules for thermoELastic stress measurement methods
    无损检测 红外热成像检测 热弹性应力测量方法通则    		 China National Standards
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    GB/T 43412-2023 Recommended process specifications for resistance spot wELding of metal sheets
    金属薄板电阻点焊推荐工艺规范    		 China National Standards
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    GB/T 43322-2023 Gas wELding equipment air welding torch
    气焊设备 空气焊炬    		 China National Standards
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    GB/T 43320-2023 Non-destructive testing of wELds, ultrasonic testing, application of automatic phased array technology for thin-walled steel components
    焊缝无损检测 超声检测 薄壁钢构件自动相控阵技术的应用    		 China National Standards
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    GB/T 29712-2023 WELd non-destructive testing Ultrasonic testing Acceptance level
    焊缝无损检测 超声检测 验收等级    		 China National Standards
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    GB/T 29711-2023 Non-destructive testing of wELds Ultrasonic testing Characteristics of internal discontinuities in welds
    焊缝无损检测 超声检测 焊缝内部不连续的特征    		 China National Standards
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    GB/T 25774.3-2023 Inspection of wELding materials Part 3: Preparation and inspection of T-joint fillet weld specimens
    焊接材料的检验 第3部分：T型接头角焊缝试样的制备及检验    		 China National Standards
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    GB/T 25774.2-2023 Inspection of wELding materials Part 2: Preparation of mechanical properties specimens for single-sided single-pass welding and double-sided single-pass welded joints of steel
    焊接材料的检验 第2部分：钢的单面单道焊和双面单道焊焊接接头力学性能试样的制备    		 China National Standards
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    GB/T 25774.1-2023 Examination of wELding materials Part 1: Preparation of mechanical properties specimens of steel, nickel and nickel alloy deposited metals
    焊接材料的检验 第1部分： 钢、镍及镍合金熔敷金属力学性能试样的制备    		 China National Standards
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    GB/T 11345-2023 WELd non-destructive testing Ultrasonic testing technology, testing levels and assessments
    焊缝无损检测 超声检测 技术、检测等级和评定    		 China National Standards
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    GB/T 9460-2023 Copper and copper alloy wELding wire
    铜及铜合金焊丝    		 China National Standards
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    GB/T 43409-2023 Metallographic examination of carbon steEL and low alloy steel castings for general engineering and structural purposes
    一般工程与结构用碳钢及低合金钢铸件金相检验    		 China National Standards
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    GB/T 21218-2023 Unused silicon insulating liquid for ELectrical use
    电气用未使用过的硅绝缘液体    		 China National Standards
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    GB/T 13871.4-2023 Rotating shaft lip seals with ELastomer sealing elements - Part 4: Performance test procedures
    密封元件为弹性体材料的旋转轴唇形密封圈 第4部分：性能试验程序    		 China National Standards
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    GB/T 13871.3-2023 Lip seals for rotating shafts with ELastomeric sealing elements - Part 3: Storage, handling and installation
    密封元件为弹性体材料的旋转轴唇形密封圈 第3部分：贮存、搬运和安装    		 China National Standards
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    GB/T 19520.22-2023 Mechanical structures of ELectrical and electronic equipment 482.6 mm (19 in) series mechanical structural dimensions Part 3-110: Residential racks and cabinets for smart homes
    电气和电子设备机械结构 482.6 mm(19 in)系列机械结构尺寸 第3-110部分：智慧房屋用住宅机架和机柜    		 China National Standards
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    GB/T 19520.21-2023 Mechanical Structure of ELectrical and Electronic Equipment 482.6 mm (19 in) Series Mechanical Structure Dimensions Part 3-109: Chassis Dimensions of Embedded Computing Devices
    电气和电子设备机械结构 482.6 mm(19 in)系列机械结构尺寸 第3-109部分：嵌入式计算设备的机箱尺寸    		 China National Standards
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    GB/T 19520.20-2023 Mechanical structure of ELectrical and electronic equipment 482.6 mm (19 in) series mechanical structural dimensions Part 3-108: Dimensions of R-type sub-boxes and plug-ins
    电气和电子设备机械结构 482.6 mm(19 in)系列机械结构尺寸 第3-108部分：R型插箱和插件的尺寸    		 China National Standards
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    GB/T 43347-2023 Monitoring of environmental parameters of ELectrical, instrumentation and control equipment important for nuclear power plant safety
    核电厂安全重要电气、仪表与控制设备环境参数的监测    		 China National Standards
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    GB/T 43439-2023 Information Technology Services Digital Transformation Maturity ModEL and Assessment
    信息技术服务 数字化转型 成熟度模型与评估    		 China National Standards
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    GB/T 43438-2023 Information Technology Learning, Education and Training GuidELines for the Assessment of Information Literacy for Primary and Secondary School Teachers
    信息技术 学习、教育和培训 中小学教师信息素养评价指南    		 China National Standards
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    GB/T 43437-2023 Information Technology Information Product R&D Capability Assessment ModEL
    信息技术 信息产品研发能力评估模型    		 China National Standards
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    GB/T 40681.2-2023 Statistical methods for monitoring production process capability and performance Part 2: Process capability and performance for time-dependent process modELs
    生产过程能力和性能监测统计方法 第2部分：时间相依过程模型的过程能力与性能    		 China National Standards
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    GB/T 22553-2023 GuidELines for assessing measurement uncertainty using estimates of repeatability, reproducibility and correctness
    利用重复性、再现性和正确度的估计值评定测量不确定度的指南    		 China National Standards
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    GB/T 15241.1-2023 Ergonomic principles rELated to mental load Part 1: Mental load terminology and assessment methods
    与心理负荷相关的工效学原则 第1部分：心理负荷术语与测评方法    		 China National Standards
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    GB 31604.49-2023 National Food Safety Standards Food Contact Materials and Products Determination of Multi-ELements and Determination of Multi-Element Migration Amounts
    食品安全国家标准 食品接触材料及制品 多元素的测定和多元素迁移量的测定    		 China National Standards
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    GB 1903.56-2022 National Food Safety Standard Food Nutritional Enhancer Sodium SELenate
    食品安全国家标准 食品营养强化剂 硒酸钠    		 China National Standards
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    GB 1886.346-2021 National Food Safety Standard Food Additive Citrus YELlow
    食品安全国家标准 食品添加剂 柑橘黄    		 China National Standards
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    GB 1886.319-2021 National Food Safety Standard Food Additive Sea Buckthorn YELlow
    食品安全国家标准 食品添加剂 沙棘黄    		 China National Standards
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    GB 1886.318-2021 National Food Safety Standards Food Additives Corn YELlow
    食品安全国家标准 食品添加剂 玉米黄    		 China National Standards
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    GB 7657-2020 National Food Safety Standard Food Additive Glucono-dELta-lactone
    食品安全国家标准 食品添加剂 葡萄糖酸-δ-内酯    		 China National Standards
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    GB 15193.28-2020 National Food Safety Standards In vitro mammalian cELl micronucleus test
    食品安全国家标准 体外哺乳类细胞微核试验    		 China National Standards
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    GB 24502-2023 Coal mine sELf-rescuer
    煤矿用自救器    		 China National Standards
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    GB 22757.2-2023 Light vehicle energy consumption labELing Part 2: Externally rechargeable hybrid electric vehicles and pure electric vehicles
    轻型汽车能源消耗量标识 第2部分：可外接充电式混合动力电动汽车和纯电动汽车    		 China National Standards
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    GB 22757.1-2023 Light vehicle energy consumption labELing Part 1: Gasoline and diesel vehicles
    轻型汽车能源消耗量标识 第1部分：汽油和柴油汽车    		 China National Standards
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    GB 18279-2023 Sterilization of healthcare products Ethylene oxide Requirements for the devELopment, validation and routine control of medical device sterilization processes
    医疗保健产品灭菌 环氧乙烷 医疗器械灭菌过程的开发、确认和常规控制要求    		 China National Standards
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    GB/T 14909-2021 Energy system? Analysis Technical GuidELines "Revision No. 1"
    能量系统？分析技术导则《第1号修改单》    		 China National Standards
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    GB/T 5334-2021 Passenger car wheEL bending and radial fatigue performance requirements and test methods "Modification No. 1"
    乘用车 车轮 弯曲和径向疲劳性能要求及试验方法《第1号修改单》    		 China National Standards
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    GB/Z 43194-2023 Group Standards Involving Patent Disposal GuidELines
    团体标准涉及专利处置指南    		 China National Standards
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    GB/Z 43193-2023 Nanotechnology ELements of research on toxicant metabolism kinetics of nanomaterials
    纳米技术 纳米材料毒物代谢动力学研究要素    		 China National Standards
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