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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 "W" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 40615-2021 Guides of poWer system voltage stability evaluation
    电力系统电压稳定评价导则
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    GB/T 40584-2021 Technical specification for setting calculation softWare and data of relay protection
    继电保护整定计算软件及数据技术规范
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    GB/T 40532-2021 Guide on technology for poWer system substation-area circuit breaker failure(dead-zone) protection
    电力系统站域失灵(死区)保护技术导则
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    GB/T 40587-2021 Technical specification for poWer system security and stability control system
    电力系统安全稳定控制系统技术规范
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    GB/T 40601-2021 Technical requirements for real time digital simulation technology of poWer system
    电力系统实时数字仿真技术要求
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    GB/T 40608-2021 Technical requirements for equipment parameters and operating data of poWer grid
    电网设备模型参数和运行方式数据技术要求
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    GB/T 5909-2021 Commercial vehicles—Wheels—Performance requirements and test methods for cornering and radial fatigue
    商用车 车轮 弯曲和径向疲劳性能要求及试验方法
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    GB/T 5334-2021 Passenger car—Wheels—Performance requirements and test methods for cornering and radial fatigue
    乘用车 车轮 弯曲和径向疲劳性能要求及试验方法
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    GB/T 40905.1-2021 Textiles -- Quantitative analysis of cashmere, Wool, other specialty animal fibres and their blends -- Part 1: Light microscopy method
    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1部分:光学显微镜法
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    GB/T 40938-2021 Leather—Physical and mechanical tests—Determination of Water penetration pressure
    皮革 物理和机械试验 水渗透压测定
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    GB/T 18996-2021 Silver jeWellery alloys—Determination of silver—Volumetric (potentiometric) method using sodium chloride or potassium chloride
    银合金首饰 银含量的测定 氯化钠或氯化钾容量法(电位滴定法)
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    GB/T 17832-2021 Silver jeWellery alloys—Determination of silver—Volumetric (potentiometric) method using potassium bromide
    银合金首饰 银含量的测定 溴化钾容量法(电位滴定法)
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    GB/T 9142-2021 Specification of plastic-steel bilayer self-lubricating materials—Part 1:Running-in layer With modified PTFE tape
    建筑施工机械与设备 混凝土搅拌机
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    GB/T 40834-2021 Specifications for summer maize groWth monitoring
    夏玉米苗情长势监测规范
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    GB/T 40867-2021 Technical specifications for unified poWer flow controller
    统一潮流控制器技术规范
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    GB/T 15092.5-2021 SWitches for appliances—Part 2:Particular requirements for switches used in electric motor-operated hand-held tools, transportable tools and lawn and garden machinery
    器具开关 第2部分:手持式、可移式电动工具和园林机器开关的特殊要求
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    GB/T 40722.2-2021 Styrene-butadiene rubber(SBR) -- Determination of the microstructure of solution-polymerized SBR -- Part 2: FTIR With ATR method
    苯乙烯-丁二烯橡胶(SBR)? 溶液聚合SBR微观结构的测定? 第2部分:红外光谱ATR 法
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    GB/T 40742.3-2021 Geometrical product specifications (GPS)—Geometrical precision verification—Part 3:Functional gauges and fixtures—Verification When applying maximum material requirements and minimum material requirements
    产品几何技术规范(GPS) 几何精度的检测与验证 第3部分:功能量规与夹具 应用最大实体要求和最小实体要求时的检测与验证
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    GB/T 40788-2021 Ships and marine technology—Offshore Wind energy—Port and marine operations
    船舶与海上技术 海上风能 港口与海上作业
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    GB/T 25036-2021 Children’s canvas rubber footWear
    布面童胶鞋
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    GB/T 40903-2021 Textiles—Identification of some animal fibres by DNA analysis method—Cashmere,Wool,yak and their blends
    纺织品 DNA分析法鉴别某些特种动物纤维 山羊绒、绵羊毛、牦牛绒及其混合物
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    GB/T 40783.1-2021 Information technology—Telecommunications and information exchange betWeen systems—Magnetic field area network(MFAN)—Part1:Air interface
    信息技术 系统间远程通信和信息交换 磁域网 第1部分:空中接口
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    GB/T 40912-2021 Textiles—Quantitative chemical analysis—Mixtures of polyesteramide With certain other fibers
    纺织品 定量化学分析 聚酰胺酯纤维与某些其他纤维的混合物
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    GB/T 24948-2021 LoW-speed vehicles—Vocabulary
    低速汽车 词汇
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    GB/T 23931-2021 Tri-Wheel vehicles—Test method
    三轮汽车 试验方法
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    GB/T 24945-2021 Tri-Wheel vehicles—General specifications
    三轮汽车 通用技术条件
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    GB/T 38775.6-2021 Electric vehicle Wireless power transfer—Part 6:Interoperability requirements and testing—Ground side
    电动汽车无线充电系统 第6部分:互操作性要求及测试 地面端
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    GB/T 12668.7302-2021 Adjustable speed electrical poWer drive systems—Part 7-302:Generic interface and use of profiles for power drive systems—Mapping of profile type 2 to network technologies
    调速电气传动系统 第7-302部分:电气传动系统的通用接口和使用规范 2型规范对应至网络技术
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    GB/T 40858-2021 General requirements and test methods for receivers of solar thermal poWer plants
    太阳能光热发电站集热管通用要求与测试方法
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    GB/T 40828-2021 Code of practice for Wool sniping classing
    绵羊毛分级规程
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    GB/T 40800-2021 Specification and qualification of Welding procedures for production welding of steel castings
    铸钢件焊接工艺评定规范
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    GB/T 26548.11-2021 Hand-held portable poWer tools—Test methods for evaluation of vibration emission—Part 11:Stone hammers
    手持便携式动力工具 振动试验方法 第11部分:石锤
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    GB/T 26548.10-2021 Hand-held portable poWer tools -- Test methods for evaluation of vibration emission -- Part 10: Percussive drills, hammers and breakers
    手持便携式动力工具? 振动试验方法? 第10部分:冲击式凿岩机、锤和破碎器
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    GB/T 5990-2021 Refractory materials—Determination of thermal conductivity, specific heat capacity and thermal diffusivity(hot-Wire method)
    耐火材料 导热系数、比热容和热扩散系数试验方法(热线法)
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    GB/T 40597-2021 PoWer quality planning—General
    电能质量规划 总则
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    GB/T 40910-2021 Textiles—Evaluation for Water resistance and water vapour permeability
    纺织品 防水透湿性能的评定
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    GB/T 3836.32-2021 Explosive atmospheres—Part 32:Intrinsically safe systems With electronically controlled spark duration limitation
    爆炸性环境 第32部分:电子控制火花时限本质安全系统
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    GB/T 40779-2021 Information technology—Telecommunications and information exchange betWeen systems—Low-voltage power line communication protocol for urban street light access
    信息技术 系统间远程通信和信息交换 应用于城市路灯接入的低压电力线通信协议
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    GB/T 39851.3-2021 Road vehicles—Diagnostic communication over Controller Area NetWork (DoCAN)—Part 3:Requirements for emissions-related systems
    道路车辆 基于控制器局域网的诊断通信 第3部分:排放相关系统的需求
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    GB/T 38775.7-2021 Electric vehicle Wireless power transfer—Part 7:Interoperability requirements and testing—Vehicle side
    电动汽车无线充电系统 第7部分:互操作性要求及测试 车辆端
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    GB/T 38775.5-2021 Electric vehicle Wireless power transfer—Part 5:Electromagnetic compatibility requirements and test methods
    电动汽车无线充电系统 第5部分:电磁兼容性要求和试验方法
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    GB/T 40683-2021 Information technology—Wearable devices—Terminology
    信息技术 穿戴式设备 术语
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    GB/T 40784.1-2021 Information technology. Biometric profiles for interoperability and data interchange -- Part 1: OvervieW of biometric systems and biometric profiles
    信息技术 用于互操作和数据交换的生物特征识别轮廓 第1部分:生物特征识别系统概述和生物特征识别轮廓
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    GB/T 40657-2021 Public telecom netWork—Test methods for smart home application
    公众电信网 智能家居应用测试方法
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    GB/T 38624.2-2021 Internet of things—GateWay—Part 2: Technical requirements of gateway accessing the public telecommunication network
    物联网 网关 第2部分:面向公用电信网接入的网关技术要求
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    GB/T 40646-2021 Technical requirements for broadband customer netWorking based on public telecommunication network -- Optical camera communications
    基于公用电信网的宽带客户网络联网技术要求 可见光成像通信
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    GB/T 40420.8-2021 Broadband customer gateWay virtualization based on public telecommunication network—Part 8: Interface requirements
    基于公用电信网的宽带客户网关虚拟化 第8部分:接口要求
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    GB/T 40420.4-2021 Broadband customer gateWay virtualization based on public telecommunication network—Part 4:Technical requirements for physical business gateway
    基于公用电信网的宽带客户网关虚拟化 第4部分:实体企业网关技术要求
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    GB/T 40420.3-2021 Broadband customer gateWay virtualization based on public telecommunication network—Part 3 :Technical requirements for physical residential gateway
    基于公用电信网的宽带客户网关虚拟化 第3部分:实体家庭网关技术要求
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    GB/T 40420.2-2021 Broadband customer gateWay virtualization based on public telecommunication network—Part 2 :Technology requirements of voice virtualization
    基于公用电信网的宽带客户网关虚拟化 第2部分:语音虚拟化技术要求
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    GB/T 40572-2021 Multimedia interaction over multiple terminals—Technical specification on multimedia interaction based on non-local netWork
    多屏互动 基于远程网络的终端间互动技术要求
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    GB/T 40570-2021 Multimedia interaction over multiple terminals—Technical specification on multimedia interaction based on local netWork
    多屏互动 基于本地网络的终端间互动技术要求
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    GB/T 40421-2021 Health informatics—Messages and communication—Web access to DICOM persistent objects
    健康信息学 消息与通信 DICOM持久对象的网络访问
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    GB/T 40778.2-2021 Internet of things—Web-oriented open service system implementation—Part 2:Thing description method
    物联网 面向Web开放服务的系统实现 第2部分:物体描述方法
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    GB/T 40778.1-2021 Internet of things—Web-oriented open service system implementation—Part 1:Reference architecture
    物联网 面向Web开放服务的系统实现 第1部分:参考架构
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    GB/T 40709-2021 Technical requirements for sWell compensator of trailing suction hopper dredger
    耙吸挖泥船波浪补偿器技术要求
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    GB/T 24726-2021 Traffic information collection—Video traffic floW detector
    交通信息采集 视频交通流检测器
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    GB/T 40715-2021 Specification of precast concrete curtain Wall panel
    装配式混凝土幕墙板技术条件
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    GB/T 40568-2021 Nanotechnologies—Characterization of multiWall carbon nanotubes—Mesoscopic shape factors
    纳米技术 多壁碳纳米管的表征 介观形状因子
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    GB/T 40652-2021 Information security technology—Guide to malWare incident prevention and handling
    信息安全技术 恶意软件事件预防和处理指南
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    GB/T 40614-2021 Technical requirment of performance evaluation for solar thermal poWer plant
    光热发电站性能评估技术要求
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    GB/T 40674-2021 FireWorks and firecrackers—Evaluation method of environmental protection
    烟花爆竹 环保评价方法
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    GB/T 40786.2-2021 Information technology—Telecommunications and information exchange betWeen systems—Low voltage power line communication—Part 2: Data link layer specification
    信息技术 系统间远程通信和信息交换 低压电力线通信 第2部分:数据链路层规范
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    GB/T 40786.1-2021 Information technology—Telecommunications and information exchange betWeen systems—Low voltage power line communication—Part 1: Physical layer specification
    信息技术 系统间远程通信和信息交换 低压电力线通信 第1部分:物理层规范
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    GB/T 6346.24-2021 Fixed capacitors for use in electronic equipment—Part 24: Sectional specification—Fixed tantalum electrolytic surface mount capacitors With conductive polymer solid electrolyte
    电子设备用固定电容器 第24部分:分规范 表面安装导电聚合物固体电解质钽固定电容器
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    GB/T 40746-2021 FreshWater nucleated pearl
    淡水有核珍珠
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    GB/T 15030-2021 Sisal main cores in steel Wire ropes
    剑麻钢丝绳芯
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    GB/T 40743-2021 Quality grades of kiWifruit
    猕猴桃质量等级
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    GB/T 8601-2021 Forged and rolled solid Wheels for railway
    铁路用辗钢整体车轮
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    GB/T 40661-2021 Calibration specification of measurement instrument for poWer frequency magnetic field
    工频磁场测量仪校准规范
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    GB/T 40651-2021 Information security technique—Entity authentication assurance frameWork
    信息安全技术 实体鉴别保障框架
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    GB/T 40619-2021 Technical specification for lightning noWcasting and warning based on lightning location system
    基于雷电定位系统的雷电临近预警技术规范
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    GB/T 40621-2021 DraWing method of cloud-to-ground lightning density distribution map
    地闪密度分布图绘制方法
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    GB/T 40791-2021 Non-destructive testing of steel tubes—Radiographic testing of the Weld seam of welded steel tubes for the detection of imperfections
    钢管无损检测 焊接钢管焊缝缺欠的射线检测
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    GB/T 40802-2021 Carbon and loW alloy cast steels for general applications
    通用铸造碳钢和低合金钢铸件
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    GB/T 40792-2021 Test method of Weight loss of sintered neodymium iron boron permanent magnets
    烧结钕铁硼永磁体失重试验方法
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    GB/T 40628-2021 Test method for seed cotton lint percentage—Process of saWtooth pattern
    籽棉衣分率试验方法 锯齿型试轧法
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    GB/T 40817.2-2021 Specification for nuclear poWer reactor coolant pump motor—Part 2:Asynchronous motor for canned motor pump
    核电主泵电机技术条件 第2部分:屏蔽泵异步电机
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    GB/T 40817.1-2021 Specification for nuclear poWer reactor coolant pump motor—Part 1:Asynchronous motor for shaft sealing pump
    核电主泵电机技术条件 第1部分:轴封泵异步电机
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    GB/T 24621.1-2021 Application guide for electric safety of loW-voltage switchgear and controlgear assemblies—Part 1: switchgear assemblies
    低压成套开关设备和控制设备的电气安全应用指南 第1部分:成套开关设备
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    GB/T 40936-2021 Leather—Physical and mechanical tests—Determination of Water repellency of garment leather
    皮革 物理和机械试验 服装革防水性能的测定
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    GB/T 10457-2021 General requirement of plastic self-cling Wrap film for keeping food fresh
    食品用塑料自粘保鲜膜质量通则
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    GB/T 40857-2021 Technical requirements and test methods for cybersecurity of vehicle gateWay
    汽车网关信息安全技术要求及试验方法
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    GB/T 13697-2021 Determination of carbon in uranium oxide poWder and pellets—High-frequency inductive furnace combustion-infrared detection method
    二氧化铀粉末和芯块中碳的测定 高频感应炉燃烧-红外检测法
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    GB/T 11809-2021 Test method of Weld of fuel rod for PWR—Metallographic examination and radiographic testing
    压水堆燃料棒焊缝检验方法 金相检验和X射线照相检验
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    GB/T 40757-2021 Sustainable cities and communities―Capabilities revieW approaches for sustainability
    城市和社区可持续发展 潜力评估方法
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    GB/T 40759-2021 Sustainable development in communities -- Management system for sustainable development -- Requirements With guidance for use
    城市和社区可持续发展 可持续发展管理体系 要求及使用指南
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    GB/T 40444-2021 General requirements for instrumentation and control systems important to safety in nuclear poWer plants
    核电厂安全重要仪表和控制系统总体要求
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    GB/T 40420.7-2021 Broadband customer gateWay virtualization based on public telecommunication network -- Part 7: Management requirements
    基于公用电信网的宽带客户网关虚拟化 第7部分:管理要求
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    GB/T 40420.6-2021 Broadband customer gateWay virtualization based on public telecommunication network—Part 6: Technical requirements for virtualized business gateway
    基于公用电信网的宽带客户网关虚拟化 第6部分:虚拟企业网关功能技术要求
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    GB/T 40420.5-2021 Broadband customer gateWay virtualization based on public telecommunication network—Part 5: Function and technology requirements for virtual residential gateway
    基于公用电信网的宽带客户网关虚拟化 第5部分:虚拟家庭网关功能技术要求
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    GB/T 40420.1-2021 Broadband customer gateWay virtualization based on public telecommunication network—Part 1 :General requirements
    基于公用电信网的宽带客户网关虚拟化 第1部分:总体要求
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    GB/T 40422-2021 General technical requirements of converging Wireless sensor networks and mobile communication network
    无线传感器网络与电信网络结合的总体技术要求
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    GB/T 40630-2021 Technical requirements for Wood incising before preservative treatment
    木材刻痕防腐处理技术要求
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    GB 40877-2021 The norm of energy consumption per unit product of aluminium silicate Wools and products
    硅酸铝纤维及制品单位产品能源消耗限额
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    GB 12021.9-2021 Minimum alloWable values of energy efficiency and energy efficiency grades for electric fans
    电风扇能效限定值及能效等级
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    GB 40879-2021 Maximum alloWable values of energy efficiency and energy efficiency grades for data centers
    数据中心能效限定值及能效等级
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    GB 40876-2021 Minimum alloWable values of energy efficiency and energy efficiency grades for commercial induction cookers
    商用电磁灶能效限定值及能效等级
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    GB 40878-2021 The norm of energy consumption per unit product of aluminium silicate Wools and products
    葡萄糖酸钠单位产品能源消耗限额
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    GB 21454-2021 Minimum alloWable values of the energy efficiency and energy efficiency grades for multi-connected air-condition (heat pump) units
    多联式空调(热泵)机组能效限定值及能效等级
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