China National Standards

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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 "et" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 14849.1-2020 Methods for chemical analysis of silicon metal--Part 1: Determination of iron content
    工业硅化学分析方法 第1部分:铁含量的测定
    China National Standards
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    English PDF
    GB/T 13747.4-2020 Methods for chemical analysis of zirconium and zirconium alloys--Part 4: Determination of chromium content--Diphenylcarbazide spectrophotometry andinductively coupled plasma atomic emission spectrometry
    锆及锆合金化学分析方法 第4部分:铬量的测定 二苯卡巴肼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 13747.3-2020 Methods for chemical analysis of zirconium and zirconium alloys--Part 3: Determination of nickel content--Dimethyglyoxime spectrophotometry andinductively coupled plasma atomic emission spectrometry
    锆及锆合金化学分析方法 第3部分:镍量的测定 丁二酮肟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 13747.27-2020 Methods for chemical analysis of zirconium and zirconium alloys--Part 27: Determination of trace impurities content--Inductively coupled plasma mass spectrometry
    锆及锆合金化学分析方法 第27部分:痕量杂质元素的测定 电感耦合等离子体质谱法
    China National Standards
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    GB/T 5801-2020 Rolling bearings—Needle roller bearings with machined rings—Boundary dimensions, geometrical product specifications (GPS) and tolerance values
    滚动轴承 机制套圈滚针轴承 外形尺寸、产品几何技术规范(GPS)和公差值
    China National Standards
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    GB/T 39476-2020 Testing method of energy efficiency for drug stability test chambers
    药品稳定性试验箱能效测试方法
    China National Standards
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    GB/T 39470-2020 Automaion systems and integration—Object-process methodology
    自动化系统与集成 对象过程方法
    China National Standards
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    GB/T 39469-2020 Classification and coding method of general manufacturing process knowledge
    通用制造工艺知识分类及编码方法
    China National Standards
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    GB/T 39468-2020 General methods for the validation of terrestrial quantitative remote sensing products
    陆地定量遥感产品真实性检验通用方法
    China National Standards
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    GB/T 39462-2020 Safety guide for low voltage direct current system and equipment
    低压直流系统与设备安全导则
    China National Standards
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    GB/T 39429-2020 Non-destructive testing—Method for thermoelectric sorting of electrically conductive materials
    无损检测 导电材料热电势分选方法
    China National Standards
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    GB/T 39428-2020 Steel castings by sand casting—Visual examination method of surface quality
    砂型铸钢件 表面质量目视检测方法
    China National Standards
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    GB/T 39427-2020 Non-destructive testing—Testing method for determining the size of Ir192 industrial radiographic source
    无损检测 工业Ir192伽玛射线源尺寸测定方法
    China National Standards
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    GB/T 39388-2020 Characterization of the performance of illuminance meters and luminance meters
    照度计和亮度计的性能表征方法
    China National Standards
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    GB/T 39386-2020 Custom furniture—Field test method of volatile organic compounds
    定制家具 挥发性有机化合物现场检测方法
    China National Standards
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    GB/T 39385-2020 Plastics piping and ducting systems—Thermoplastics pipes—Determination of ring flexibility
    塑料管道系统 热塑性塑料管材 环柔性的测定
    China National Standards
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    GB/T 39383-2020 Thermoplastics piping systems for underground non-pressure applications—Test method for leaktightness of elastomeric sealing ring type joints
    埋地用无压热塑性塑料管道系统 弹性密封圈接头的密封性能试验方法
    China National Standards
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    GB/T 39382-2020 Thermoplastics piping systems for soil and waste discharge inside buildings—Test method for airtightness of joints
    建筑内排水排污用热塑性塑料管道系统 接头气密性试验方法
    China National Standards
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    GB/T 39379-2020 Thermoplastics piping systems for non-pressure applications—Test method for watertightness
    无压热塑性塑料管道系统 水密性试验方法
    China National Standards
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    GB/T 39378-2020 Sockets for spark-plugs and glow-plugs
    火花塞和电热塞套筒
    China National Standards
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    GB/T 39375-2020 Leather—Physical and mechanical tests—Determination of dimensional change
    皮革 物理和机械试验 尺寸变化的测定
    China National Standards
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    GB/T 39374-2020 Leather—Physical and mechanical tests—Determination of bending force
    皮革 物理和机械试验 弯折力的测定
    China National Standards
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    GB/T 39372-2020 Leather—Physical and mechanical tests—Determination of percentage extension
    皮革 物理和机械试验 伸长率的测定
    China National Standards
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    GB/T 39371-2020 Leather—Physical and mechanical tests—Determination of softness
    皮革 物理和机械试验 柔软度的测定
    China National Standards
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    GB/T 39370-2020 Leather—Physical and mechanical tests—Determination of surface reflectance
    皮革 物理和机械试验 表面反射性能的测定
    China National Standards
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    GB/T 39369-2020 Leather—Physical and mechanical tests—Determination of water vapour permeability
    皮革 物理和机械试验 透水汽性测定
    China National Standards
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    GB/T 39368-2020 Leather—Physical and mechanical tests—Determination of flex resistance:Vamp flex method
    皮革 物理和机械试验 耐折牢度的测定:鞋面弯曲法
    China National Standards
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    GB/T 39365-2020 Leather—Physical and mechanical tests—Determination of dry heat resistance
    皮革 物理和机械试验 耐干热性的测定
    China National Standards
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    GB/T 39359-2020 Integrating sphere method for the test of liquid/solid suspended photocatalytic hydrogen production reaction
    积分球法测量悬浮式液固光催化制氢反应
    China National Standards
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    GB/T 39356-2020 Determination of total nickel,total cobalt,total selenium, total vanadium, total stibium,total thallium in fertilizers — Inductively coupled plasma optical emission spectroscopy
    肥料中总镍、总钴、总硒、总钒、总锑、总铊含量的测定 电感耦合等离子体发射光谱法
    China National Standards
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    GB/T 39351-2020 Space data and information transfer systems—TM (telemetry) space data link protocol
    空间数据与信息传输系统 遥测空间数据链路协议
    China National Standards
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    GB/T 39348-2020 Space data and information transfer systems—TM (telemetry) synchronization and channel coding
    空间数据与信息传输系统 遥测同步与信道编码
    China National Standards
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    GB/T 39346-2020 Space hall electric propulsion power processing unit test method
    空间霍尔电推进功率处理单元测试方法
    China National Standards
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    GB/T 39340-2020 Aerospace electronic time deterministic network protocol
    宇航电子时间确定性网络协议
    China National Standards
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    GB/T 39339-2020 Design rules and methods for areospace electrical connectors
    宇航用电连接器设计准则和方法
    China National Standards
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    GB/T 39336-2020 Technical requirement of roadside bag filling for gob-side entry retaining with high-water material
    沿空留巷高水材料巷旁袋式充填技术要求
    China National Standards
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    GB/T 39329-2020 Additive manufacturing—Test methods—Precision inspection of standard test artifacts
    增材制造 测试方法 标准测试件精度检验
    China National Standards
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    GB/T 39323-2020 Performance requirement and testing method for lane keeping assist (LKA) system of passenger cars
    乘用车车道保持辅助(LKA)系统性能要求及试验方法
    China National Standards
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    GB/T 39320-2020 Electronic business—Meta model—Foundation module
    电子商务 元模型 基本模块
    China National Standards
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    GB/T 39316.6-2020 General resource of military and civilian—Meta Data—Part 6: Facilities
    军民通用资源 元数据 第6部分:设施类
    China National Standards
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    GB/T 39316.5-2020 General resource of military and civilian—Meta Data—Part 5:Personnel
    军民通用资源 元数据 第5部分:人员类
    China National Standards
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    GB/T 39316.3-2020 General resource of military and civilian—Meta data—Part 3: Equipment—Aviation repair parts
    军民通用资源 元数据 第3部分:器材类 航材
    China National Standards
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    GB/T 39316.2-2020 General resource of military and civilian—Meta data—Part 2 : Device—Civil transport ship
    军民通用资源 元数据 第2部分:设备类 民用运输船舶
    China National Standards
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    GB/T 39316.1-2020 General resource of military and civilian—Meta data—Part 1: Supplies—Petroleum products
    军民通用资源 元数据 第1部分:物资类 油品
    China National Standards
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    GB/T 39315.1-2020 General resource of military and civilian—Data model—Part 1:Supplies—Petroleum products
    军民通用资源 数据模型 第1部分:物资类 油品
    China National Standards
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    GB/T 39283-2020 Non-destructive testing—Testing method for surface-wave testing using electromagnetic acoustic transducer (EMAT) techniques
    无损检测 电磁声换能器(EMAT)技术表面波检测方法
    China National Standards
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    GB/T 39282-2020 Non-destructive testing—Testing method for pulse-echo testing using electromagnetic acoustic transducer (EMAT) techniques
    无损检测 电磁声换能器(EMAT)技术脉冲回波检测方法
    China National Standards
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    GB/T 39278-2020 Method for measuring the shielding effectiveness of shielding enclosures having all dimensions between 0.1 m and 2 m
    0.1m~2m屏蔽壳体屏蔽效能的测量方法
    China National Standards
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    GB/T 39276-2020 Information security technology—General security requirements of network products and services
    信息安全技术 网络产品和服务安全通用要求
    China National Standards
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    GB/T 39272-2020 Test specifications for video surveillance networking for public security
    公共安全视频监控联网技术测试规范
    China National Standards
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    GB/T 39270-2020 Voltage dip indices and severity assessment method
    电压暂降指标与严重程度评估方法
    China National Standards
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    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
    China National Standards
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    GB/T 39266-2020 Mechanical environment reliability requirements and test methods for industrial robots
    工业机器人机械环境可靠性要求和测试方法
    China National Standards
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    GB/T 39265-2020 Road vehicles—Performance requirements and testing methods for blind spot detection (BSD) system
    道路车辆 盲区监测(BSD)系统性能要求及试验方法
    China National Standards
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    GB/Z 39262-2020 Nanotechnologies—Guidance on toxicological screening methods for nanomaterials
    纳米技术 纳米材料毒理学筛选方法指南
    China National Standards
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    GB/T 39260.2-2020 Use case methodology—Part 2:Definition of the templates for use cases,actor list and requirements list
    用例方法 第2部分:用例模板、参与方清单和需求清单的定义
    China National Standards
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    GB/T 39254-2020 Additive manufacturing—Evaluation guideline for mechanical properties of metal parts
    增材制造 金属制件机械性能评价通则
    China National Standards
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    GB/T 39253-2020 Additive manufacturing—Specification for directed energy deposition of metal materials
    增材制造 金属材料定向能量沉积工艺规范
    China National Standards
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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
    China National Standards
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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
    China National Standards
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    GB/T 39247-2020 Additive manufacturing—Specification for heat treatment process of metal parts
    增材制造 金属制件热处理工艺规范
    China National Standards
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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
    China National Standards
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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
    China National Standards
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    GB/Z 39244-2020 Targeted poverty alleviation—Chinese medicinal materials—Specifications for operation management of Gentiana rigescens Franch. ex Hemsl. Project
    精准扶贫 中药材 坚龙胆产业项目运营管理规范
    China National Standards
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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
    China National Standards
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    GB/T 39242-2020 Non-destructive testing—Ultrasonic testing—Sensitivity and range setting
    无损检测 超声检测 灵敏度和范围设定
    China National Standards
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    GB/T 39234-2020 Determination of phthalate esters in soil—Gas chromatography-mass spectrometry (GC-MS)
    土壤中邻苯二甲酸酯测定 气相色谱-质谱法
    China National Standards
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    GB/T 39229-2020 Fertilizers and soil conditioners—Determination of arsenic,cadmium,chromium,lead and mercury contents
    肥料和土壤调理剂 砷、镉、铬、铅、汞含量的测定
    China National Standards
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    GB/T 39227-2020 Immunity time testing method under voltage dip for sensitive process rated less than 1000 V
    1000 V以下敏感过程电压暂降免疫时间测试方法
    China National Standards
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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
    China National Standards
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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
    China National Standards
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    GB/T 34370.9-2020 Nondestructive testing of amusement equipments—Part 9: Magnetic flux leakage testing
    游乐设施无损检测 第9部分:漏磁检测
    China National Standards
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    GB/T 34370.10-2020 Nondestructive testing of amusement equipments—Part 10: Magnetic memory testing
    游乐设施无损检测 第10部分:磁记忆检测
    China National Standards
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    GB/T 32065.8-2020 Environmental test methods for oceanographic instruments—Part 8:Change of temperature test
    海洋仪器环境试验方法 第8部分:温度变化试验
    China National Standards
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    GB/T 32065.19-2020 Environmental test methods for oceanographic instruments—Part 19 : Immersion test
    海洋仪器环境试验方法 第19部分:浸渍试验
    China National Standards
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    GB/T 32065.10-2020 Environmental test methods for oceanographic instruments—Part 10:Salt fog test
    海洋仪器环境试验方法 第10部分:盐雾试验
    China National Standards
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    GB/T 29471-2020 General specification for mobile laboratory of food safety inspection
    食品安全检测移动实验室通用技术规范
    China National Standards
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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
    China National Standards
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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
    China National Standards
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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
    China National Standards
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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
    China National Standards
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    GB/T 27476.6-2020 Safety in testing laboratories—Part 6: Ionising radiations aspects
    检测实验室安全 第6部分:电离辐射因素
    China National Standards
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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
    China National Standards
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    GB/T 26981-2020 Analysis method for reservoir fluid physical properties
    油气藏流体物性分析方法
    China National Standards
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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
    China National Standards
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    GB/T 25217.14-2020 Methods for test, monitoring and prevention of rock burst—Part 14: Prevention method of roof hydraulic fracturing
    冲击地压测定、监测与防治方法 第14部分:顶板水压致裂防治方法
    China National Standards
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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
    China National Standards
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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
    China National Standards
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    GB/T 24986.1-2020 Testing evaluation methods for reliability on household and similar electrical appliances —Part 1:General requirements
    家用和类似用途电器可靠性试验及评价 第1部分:通用要求
    China National Standards
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    GB/T 24523-2020 Metallic materials—Test method for rapid indentation (Brinell type) hardness testing
    金属材料 快速压入(布氏型)硬度试验方法
    China National Standards
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    GB/T 23797-2020 Surveillance methods for vector density—Mosquito
    病媒生物密度监测方法 蚊虫
    China National Standards
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    GB/T 23753-2020 Technical parameters and requirements for 110 kV and above oil-immersed shunt reactors
    110kV及以上油浸式并联电抗器技术参数和要求
    China National Standards
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    GB/T 23349-2020 Determination of arsenic,cadmium,chromium,lead and mercury contents for fertilizers
    肥料中砷、镉、铬、铅、汞含量的测定
    China National Standards
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    English PDF
    GB/T 23107-2020 Household and similar electric blankets—Methods for measuring performance
    家用和类似用途电热毯 性能测试方法
    China National Standards
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    GB/T 21967-2020 YBZE and YBZSE series flameproof electromagnetic braking three-phase induction motors for crane application—Technical specification
    YBZE、YBZSE系列起重用隔爆型电磁制动三相异步电动机 技术条件
    China National Standards
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    GB/T 21339-2020 The statistical and analytical methods for energy consumption in harbor industry
    港口能源消耗统计及分析方法
    China National Standards
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    GB/T 21246-2020 Measurement method for cathodic protection parameters of buried steel pipelines
    埋地钢质管道阴极保护参数测量方法
    China National Standards
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    GB/T 20674.4-2020 Plastics pipes and fittings—Equipment for fusion jointing polyethylene systems—Part 4: Traceability coding
    塑料管材和管件 聚乙烯系统熔接设备 第4部分:可追溯编码
    China National Standards
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    GB/T 20674.3-2020 Plastics pipes and fittings—Equipment for fusion jointing polyethylene systems—Part 3:Operator's badge
    塑料管材和管件 聚乙烯系统熔接设备 第3部分:操作者代码
    China National Standards
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    GB/T 20674.2-2020 Plastics pipes and fittings—Equipment for fusion jointing polyethylene systems—Part 2: Electrofusion
    塑料管材和管件 聚乙烯系统熔接设备 第2部分:电熔连接
    China National Standards
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