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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 39269-2020 Voltage dip and short interruption—Immunity testing method for loW voltage equipment
    电压暂降/短时中断 低压设备耐受特性测试方法
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    GB/T 39268-2020 General specification for GNSS navigation receivers onboard loW earth orbit satellite
    低轨星载GNSS导航型接收机通用规范
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    GB/T 39264-2020 Technical specification for unified management and control platform of smart hydropoWer plant
    智能水电厂一体化管控平台技术规范
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    GB/T 39255-2020 Gases and gas mixtures for Welding and cutting processes
    焊接与切割用保护气体
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    GB/T 39252-2020 Additive manufacturing—Specification for poWder bed fusion process of metal materials
    增材制造 金属材料粉末床熔融工艺规范
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    GB/T 39251-2020 Additive manufacturing—Methods to characterize performance of metal poWders
    增材制造 金属粉末性能表征方法
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    GB/T 39245.2-2020 Grooved metal gaskets With covering layers for pipe flanges—Part 2:Class designated
    管法兰用金属齿形组合垫片 第2部分:Class 系列
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    GB/T 39245.1-2020 Grooved metal gaskets With covering layers for pipe flanges—Part 1:PN designated
    管法兰用金属齿形组合垫片 第1部分:PN 系列
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    GB/T 39243-2020 Technical requirements and test methods of marine biosoluble mineral Wool product
    船用生物可溶性矿物棉制品技术要求及试验方法
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    GB/T 39235-2020 Nutrient requirements of sWine
    猪营养需要量
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    GB/T 39226-2020 Requirements on the integrated test for high poWer converter system of magnetic confinement fusion
    磁约束聚变大电流变流系统集成测试要求
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    GB/T 39172-2020 Non-steel Wire rope suspension means for lifts
    电梯用非钢丝绳悬挂装置
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    GB/T 39141.2-2020 Mineral and sapphire Watch-glasses—Part 2:Assembly to the case by adhesive or using a gasket
    无机和蓝宝石手表玻璃 第2部分:用胶粘或密封圈装到表壳上的配合
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    GB/T 34370.11-2020 Nondestructive testing of amusement equipments—Part 11: Ultrasonic guided Wave testing
    游乐设施无损检测 第11部分:超声导波检测
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    GB/T 33588.2-2020 Lightning protection system components (LPSC)—Part 2: Requirements for air-termination systems,doWn-conductors and earth electrodes
    雷电防护系统部件(LPSC)第2部分:接闪器、引下线和接地极的要求
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    GB/T 32538.3-2020 Agricultural vehicles—Mechanical connections on toWed vehicles—Part 3: Swivel hitch rings
    农业车辆 被牵引车辆的机械连接装置 第3部分:旋转挂接环
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    GB/T 28799.5-2020 Polyethylene of raised temperature resistance (PE-RT) piping systems for hot and cold Water installations—Part 5: Fitness for purpose of the system
    冷热水用耐热聚乙烯(PE-RT)管道系统 第5部分:系统适用性
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    GB/T 28799.3-2020 Polyethylene of raised temperature resistance (PE-RT) piping systems for hot and cold Water installations—Part 3: Fittings
    冷热水用耐热聚乙烯(PE-RT)管道系统 第3部分:管件
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    GB/T 28799.2-2020 Polyethylene of raised temperature resistance (PE-RT) piping systems for hot and cold Water installations—Part 2: Pipes
    冷热水用耐热聚乙烯(PE-RT)管道系统 第2部分:管材
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    GB/T 28799.1-2020 Polyethylene of raised temperature resistance(PE-RT)piping systems for hot and cold Water installations—Part 1: General
    冷热水用耐热聚乙烯(PE-RT)管道系统 第1部分:总则
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    GB/T 27424-2020 Conformity assessment—Specification for biological quality control materials Without metrological traceability
    合格评定 非可溯源生物质控品质量控制规范
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    GB/T 25217.9-2020 Methods for test, monitoring and prevention of rock burst—Part 9: Prevention method of Water infusion on coal seam
    冲击地压测定、监测与防治方法 第9部分:煤层注水防治方法
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    GB/T 25068.2-2020 Information technology—Security techniques—NetWork security—Part 2: Guidelines for the design and implementation of network security
    信息技术 安全技术 网络安全 第2部分:网络安全设计和实现指南
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    GB/T 25068.1-2020 Information technology—Security techniques—NetWork security—Part 1:Overview and concepts
    信息技术 安全技术 网络安全 第1部分:综述和概念
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    GB/T 24508-2020 Wood-plastic composite flooring
    木塑地板
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    GB/T 23755-2020 Three-phase site-combined poWer transformer
    三相组合式电力变压器
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    GB/T 23331-2020 Energy management systems—Requirements With guidance for use
    能源管理体系 要求及使用指南
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    GB/T 21296.5-2020 Automatic instruments for Weighing road vehicles in motion—Part 5:Crystal quartz type
    动态公路车辆自动衡器 第5部分:石英晶体式
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    GB/T 21296.4-2020 Automatic instruments for Weighing road vehicles in motion─Part 4:Bending plate type
    动态公路车辆自动衡器 第4部分:弯板式
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    GB/T 21296.3-2020 Automatic instruments for Weighing road vehicles in motion—Part 3:Weighing axle loads
    动态公路车辆自动衡器 第3部分:轴重式
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    GB/T 21296.2-2020 Automatic instruments for Weighing road vehicles in motion—Part 2:Weighing whole loads
    动态公路车辆自动衡器 第2部分:整车式
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    GB/T 21296.1-2020 Automatic instruments for Weighing road vehicles in motion─Part 1:General technical specification
    动态公路车辆自动衡器 第1部分:通用技术规范
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    GB/T 19473.5-2020 Polybutene (PB) piping systems for hot and cold Water installations—Part 5: Fitness for purpose of the system
    冷热水用聚丁烯(PB)管道系统 第5部分:系统适用性
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    GB/T 19473.3-2020 Polybutene (PB) piping systems for hot and cold Water installations—Part 3: Fittings
    冷热水用聚丁烯(PB)管道系统 第3部分:管件
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    GB/T 19473.2-2020 Polybutene (PB) piping systems for hot and cold Water installations—Part 2: Pipes
    冷热水用聚丁烯(PB)管道系统 第2部分:管材
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    GB/T 19473.1-2020 Polybutene (PB) piping systems for hot and cold Water installations—Part 1: General
    冷热水用聚丁烯(PB)管道系统 第1部分:总则
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    GB/T 19408.6-2020 Agricultural vehicles—Mechanical connections betWeen towed and towing vehicles—Part 6:Specifications for non-swivel clevis couplings
    农业车辆 挂车和牵引车的机械连接 第6部分:非摆动式U型钩的连接
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    GB/T 19066.2-2020 Composite Wave-serrated metal gaskets for pipe flanges一Part 2:Class designated
    管法兰用金属波齿复合垫片 第2部分:Class系列
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    GB/T 19066.1-2020 Composite Wave-serrated metal gaskets for pipe flanges一Part 1: PN designated
    管法兰用金属波齿复合垫片 第1部分:PN系列
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    GB/T 18997.2-2020 Plastic/aluminum/ plastic composite pressure pipes—Part 2: Composite pipes butt-Welded by aluminum pipe
    铝塑复合压力管 第2部分:铝管对接焊式铝塑管
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    GB/T 18997.1-2020 Plastic/aluminum/plastic composite pressure pipes—Part 1: Composite pipes overlap-Welded by aluminum pipe
    铝塑复合压力管 第1部分:铝管搭接焊式铝塑管
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    GB/T 18993.5-2020 Chlorinated poly (vinyl chloride) (PVC-C)piping systems for hot and cold Water installations—Part 5:Fitness for the purpose of system
    冷热水用氯化聚氯乙烯(PVC-C)管道系统 第5部分:系统适用性
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    GB/T 18993.3-2020 Chlorinated poly (vinyl chloride) (PVC-C) piping systems for hot and cold Water installations—Part 3:Fittings
    冷热水用氯化聚氯乙烯(PVC-C)管道系统 第3部分:管件
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    GB/T 18993.2-2020 Chlorinated poly (vinyl chloride) (PVC-C) piping systems for hot and cold Water installations—Part 2:Pipes
    冷热水用氯化聚氯乙烯(PVC-C)管道系统 第2部分:管材
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    GB/T 18993.1-2020 Chlorinated poly (vinyl chloride) (PVC-C) piping systems for hot and cold Water installations—Part 1:General
    冷热水用氯化聚氯乙烯(PVC-C)管道系统 第1部分:总则
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    GB/T 18916.52-2020 Norm of Water intake—Part 52 : Pure terephthalic acid
    取水定额 第52部分:精对苯二甲酸
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    GB/T 18916.51-2020 Norm of Water intake—Part 51:Para-xylene
    取水定额 第51部分:对二甲苯
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    GB/T 17888.2-2020 Safety of machinery—Permanent means of access to machinery—Part 2: Working platforms and walkways
    机械安全 接近机械的固定设施 第2部分:工作平台与通道
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    GB/Z 17625.13-2020 Electromagnetic compatibility—Limits—Assessment of emission limits for the connection of unbalanced installations to MV, HV and EHV poWer systems
    电磁兼容 限值 接入中压、高压、超高压电力系统的不平衡设施发射限值的评估
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    GB/T 15576-2020 LoW-voltage reactive power compensation assemblies
    低压成套无功功率补偿装置
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    GB/T 13539.5-2020 LoW-voltage fuses—Part 5: Guidance for the application of low-voltage fuses
    低压熔断器 第5部分:低压熔断器应用指南
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    GB/T 13010-2020 Veneer for Wood industry
    木材工业用单板
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    GB/T 12787-2020 Radiation protection instrumentation—Warning equipment for criticality accidents
    辐射防护仪器 临界事故报警设备
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    GB/T 10910-2020 Agricultural Wheeled tractors and field machinery—Measurement of whole-body vibration of the operator
    农业轮式拖拉机和田间作业机械 驾驶员全身振动的测量
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    GB/T 10395.27-2020 Agricultural and forestry machinery—Safety—Part 27:Bale Wrappers
    农林机械 安全 第27部分:缠膜机
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    GB/T 10395.26-2020 Agricultural and forestry machinery—Safety—Part 26:Large rotary moWers
    农林机械 安全 第26部分:大型旋转式割草机
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    GB/T 10395.25-2020 Agricultural and forestry machinery—Safety—Part 25:Rotary disc and drum moWers and flail mowers
    农林机械 安全 第25部分:旋转式圆盘割草机、转鼓式割草机和甩刀式割草机
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    GB/T 9094-2020 Fluid poWer systems and components—Identification code for cylinders mounting dimensions and mounting types
    流体传动系统及元件 缸安装尺寸和安装型式代号
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    GB/T 8421-2020 Agricultural Wheeled tractors—Operator's seat—Laboratory measurement of transmitted vibration
    农业轮式拖拉机 驾驶员座椅 传递振动的实验室测量
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    GB/T 8110-2020 Wire electrodes and weld deposits for gas shielded metal arc welding of non alloy and fine grain steels
    熔化极气体保护电弧焊用非合金钢及细晶粒钢实心焊丝
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    GB/T 8102-2020 Pneumatic fluid poWer—Single rod cylinders,bores from 8 mm to 25 mm—Mounting dimensions
    气动 缸径8mm至25mm的单杆气缸 安装尺寸
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    GB/T 7674-2020 Gas-insulated metal-enclosed sWitchgear for rated voltages of 72.5 kV and above
    额定电压72.5kV及以上气体绝缘金属封闭开关设备
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    GB/T 7251.8-2020 LoW-voltage switchgear and controlgear assemblies—Part 8: General technical requirements for intelligent assembly
    低压成套开关设备和控制设备 第8部分:智能型成套设备通用技术要求
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    GB/T 3098.24-2020 Mechanical properties of fasteners—Stainless steel and nickel alloys bolts, screWs, studs and nuts for high temperature applications
    紧固件机械性能 高温用不锈钢和镍合金螺栓、螺钉、螺柱和螺母
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    GB/T 2350-2020 Fluid poWer systems and components—Cylinder piston rod thread types and dimensions
    流体传动系统及元件 活塞杆螺纹型式和尺寸系列
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    GB/T 32.3-2020 Hexagon bolts With wire holes on head—Fine pitch thread
    六角头头部带孔螺栓 细牙
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    GB/T 32.1-2020 Hexagon bolts With wire holes on head
    六角头头部带孔螺栓
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    GB/T 39422-2020 Determination methods of characteristic values for doWel-bearing strength and withdrawal capacity of nails and screws in timber structure
    木结构销槽承压强度及钉连接承载力特征值确定方法
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    GB/T 39411-2020 Technical requirements of BeiDou satellite common-vieW time transfer
    北斗卫星共视时间传递技术要求
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    GB/T 39410-2020 General specification for GNSS geodetic receivers onboard loW earth orbit satellite
    低轨星载GNSS测量型接收机通用规范
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    GB/T 39406-2020 Specification of XML exchange of PLC-based softWare development platform for industrial robots
    工业机器人可编程控制器软件开发平台程序的XML交互规范
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    GB/T 39392-2020 Technical specification of intelligent poWer module for household appliances
    家用电器专用智能功率模块技术规范
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    GB/T 39357-2020 Specification for construction of cultivation base of White jelly fungus
    银耳栽培基地建设规范
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    GB/T 39334.3-2020 Digital simulation of mechanical products manufacturing process—Part 3: Requirements of assembly Workshop logistics simulation
    机械产品制造过程数字化仿真 第3部分:装配车间物流仿真要求
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    GB/T 35381.14-2020 Tractors and machinery for agriculture and forestry—Serial control and communications data netWork—Part 14:Sequence control
    农林拖拉机和机械 串行控制和通信数据网络 第14部分:顺序控制
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    GB/T 35381.12-2020 Tractors and machinery for agriculture and forestry—Serial control and communications data netWork—Part 12:Diagnostics services
    农林拖拉机和机械 串行控制和通信数据网络 第12部分:诊断服务
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    GB/T 20323-2020 Milling cutters designation —Shank-type and bore-type milling cutters of solid or tipped design or With indexable cutting edges
    铣刀代号 整体或镶齿结构或带可转位切削刃的带柄和带孔铣刀
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    GB/T 39494-2020 Determination for coating adhesion of rare earth permanent magnetic materials for drive motor of neW energy vehicle
    新能源汽车驱动电机用稀土永磁材料表面涂镀层结合力的测定
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    GB/T 39492-2020 Testing method of quantum efficiency for White LED phosphor
    白光LED用荧光粉量子效率测试方法
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    GB/T 39327-2020 Rubber and plastics hoses for marine-engine Wet-exhaust systems—Specification
    船用发动机湿式排气系统用橡胶和塑料软管 规范
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    GB/T 39313-2020 Rubber hoses and hose assemblies—Compact Wire-braid-reinforced hydraulic types for oil-based or water-based fluids—Specification
    橡胶软管及软管组合件 输送石油基或水基流体用致密钢丝编织增强液压型 规范
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    GB/T 39311-2020 Thermoplastic hoses and hose assemblies — Wire or synthetic yarn reinforced single-pressure types for hydraulic applications — Specification
    热塑性软管和软管组合件 液压用钢丝或合成纱线增强单一压力型 规范
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    GB/T 39309-2020 Rubber hoses and hose assemblies—Wire- or textile-reinforced single-pressure types for hydraulic applications—Specification
    橡胶软管和软管组合件 液压用钢丝或织物增强单一压力型 规范
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    GB/T 39308-2020 Technical specification for refractory organic Wastewater advanced treatment
    难降解有机废水深度处理技术规范
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    GB/T 39307-2020 Fluorescent Whitening agents—Determination of shade and relative whiteness—Plastic coloring
    荧光增白剂 色光和增白强度的测定 塑料着色法
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    GB/T 39306-2020 Reclaimed Water quality—Determination of total arsenic—Atomic fluorescence spectrometry
    再生水水质 总砷的测定 原子荧光光谱法
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    GB/T 39305-2020 Reclaimed Water quality—Determination of fluoride,chloride,nitrite,nitrate,sulfate—Ion chromatography
    再生水水质 氟、氯、亚硝酸根、硝酸根、硫酸根的测定 离子色谱法
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    GB/T 39304-2020 General technical specification for sample pre-treatment of biological toxicity detection in reclaimed Water
    再生水生物毒性检测的样品前处理通用技术规范
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    GB/T 39303-2020 General technical specification for pre-treatment of microorganism samples in Wastewater treatment system
    废水处理系统微生物样品前处理通用技术规范
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    GB/T 39302-2020 Reclaimed Water quality—Determination of anionic surfactants—Methylene blue spectrophotometric method
    再生水水质 阴离子表面活性剂的测定 亚甲蓝分光光度法
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    GB/T 39299-2020 Methods for disposing reused thinner Waste in the production of TFT-LCD
    液晶面板制造稀释废液回收再利用方法
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    GB/T 39298-2020 Reclaimed Water quality—Determination of benzene homologues—Gas chromatography
    再生水水质 苯系物的测定 气相色谱法
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    GB/T 39296-2020 Operation effect evaluation of recirculating cooling Water treatment—Method of monitoring heat exchanger
    循环冷却水处理运行效果评价 监测换热器法
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    GB/T 39295-2020 Determination of the tack for Water based adhesive
    水性胶粘剂触粘性的测定
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    GB/T 39292-2020 Method of sampling and sample preparation for analysis of palladium carbon Wastes
    废钯炭分析用取样和制样方法
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    GB/T 39291-2020 Test method for impact Wear properties of studs
    鞋钉冲击磨损性能试验方法
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    GB/T 39288-2020 Thermal storage device With electrical input and thermal output
    蓄热型电加热装置
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    GB/T 39246-2020 Prefabricated directly buried insulating fittings With seamless high density polyethylene casing pipe
    高密度聚乙烯无缝外护管预制直埋保温管件
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    GB/T 39188-2020 General technical specification of electric Windows and doors (gates)
    电动门窗通用技术要求
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    GB/T 26548.7-2020 Hand-held portable poWer tools—Test methods for evaluation of vibration emission—Part 7:Nibbler and shears
    手持便携式动力工具 振动试验方法 第7部分:冲剪机和剪刀
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