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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 "has" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 43480-2023 Non-destructive testing Phased array ultrasonic cylindrical imaging guided wave testing
    无损检测 相控阵超声柱面成像导波检测
    China National Standards
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    GB/Z 17624.7-2023 Electromagnetic compatibility Overview Part 7: Power factor of single-phase systems under non-sinusoidal conditions
    电磁兼容 综述 第7部分:非正弦条件下单相系统的功率因数
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    GB/T 43385-2023 Environmental Management Systems Guidance on a flexible approach to phased implementation
    环境管理体系 采取灵活方法分阶段实施的指南
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    GB/T 43404-2023 Light vehicle road load chassis dynamometer reproduced
    轻型汽车道路负载 底盘测功机再现
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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
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    GB/T 23101.3-2023 Surgical implants Hydroxyapatite Part 3: Chemical analysis and characterization of crystallinity and phase purity
    外科植入物 羟基磷灰石 第3部分:结晶度和相纯度的化学分析和表征
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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
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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
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    GB/T 15548-2023 General technical conditions for three-phase synchronous generators driven by reciprocating internal combustion engines
    往复式内燃机驱动的三相同步发电机通用技术条件
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    GB/T 43024.2-2023 Measurement techniques for piezoelectric, dielectric and electrostatic oscillators Part 2: Phase jitter measurement methods
    压电、介电和静电振荡器的测量技术 第2部分:相位抖动测量方法
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    GB/T 15587-2023 Energy Management System Phased Implementation Guide
    能源管理体系 分阶段实施指南
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    GB/T 12974.1-2023 General technical conditions for AC elevator motors Part 1: Three-phase asynchronous motors
    交流电梯电动机通用技术条件 第1部分:三相异步电动机
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    GB/T 1032-2023 Three-phase asynchronous motor test methods
    三相异步电动机试验方法
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    GB/T 42890-2023 Broadband trunking communication (B-TrunC) system based on LTE technology Interface technical requirements (second phase) Inter-TCF interface
    基于LTE技术的宽带集群通信(B-TrunC)系统 接口技术要求(第二阶段) TCF间接口
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    GB/T 42889-2023 Broadband trunking communication (B-TrunC) system based on LTE technology Interface technical requirements (second phase) Interface between TCF and eHSS
    基于LTE技术的宽带集群通信(B-TrunC)系统 接口技术要求(第二阶段) TCF与eHSS间接口
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    GB/T 42732-2023 Nanotechnology Size distribution and concentration measurement of inorganic nanoparticles in aqueous phase Single particle inductively coupled plasma mass spectrometry
    纳米技术 水相中无机纳米颗粒的尺寸分布和浓度测量 单颗粒电感耦合等离子体质谱法
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    GB/T 17626.11-2023 Electromagnetic compatibility - Testing and measurement techniques - Part 11: Immunity tests for voltage dips, short interruptions and voltage changes for equipment with input current less than or equal to 16 A per phase
    电磁兼容 试验和测量技术 第11部分:对每相输入电流小于或等于16 A设备的电压暂降、短时中断和电压变化抗扰度试验
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    GB/T 19749.4-2023 Coupling capacitors and capacitive voltage dividers - Part 4: DC or AC single-phase capacitive voltage dividers
    耦合电容器及电容分压器 第4部分:直流或交流单相电容分压器
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    GB/T 42680-2023 Test method for atomization characteristics of liquid fuel based on phase Doppler technique
    基于相位多普勒技术的液体燃料雾化特性测试方法
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    GB/T 42559-2023 Acoustics - Interferometric Fiber Optic Hydrophone Phase Shift Sensitivity Measurement
    声学 干涉型光纤水听器相移灵敏度测量
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    GB/T 29464-2023 Two-phase flow jet heat exchanger
    两相流喷射式热交换器
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    GB/T 42529-2023 Evaluation Requirements for Moisture Conduction and Phase Change Breathing Function of New Wall Materials
    新型墙体材料湿传导及相变呼吸功能的评价要求
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    GB/T 42630-2023 Method for chemical phase analysis of copper-nickel sulfide ores—Determination of nickel and cobalt content in six mineral phases
    铜镍硫化物矿石化学物相分析方法 6 种矿物相中镍和钴含量的测定
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    GB/T 42439-2023 Method for chemical phase analysis of antimony ore - Determination of antimony content in antimonite, stibnite and antimonate
    锑矿石化学物相分析方法 锑华、辉锑矿和锑酸盐中锑含量的测定
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    GB/T 15544.1-2023 Calculation of short-circuit current in three-phase AC system Part 1: Current calculation
    三相交流系统短路电流计算 第1部分:电流计算
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    GB/T 42325-2023 Electrical interface specification for phase-cut dimmers in phase-cut dimming lighting systems
    切相调光照明系统中切相调光器的电气接口规范
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    GB/T 42399.3-2023 Non-destructive testing instruments - Performance and inspection of phased array ultrasonic equipment - Part 3: Combined systems
    无损检测仪器 相控阵超声设备的性能与检验 第3部分:组合系统
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    GB/T 42399.2-2023 Non-destructive testing instruments - Performance and inspection of phased array ultrasonic equipment - Part 2: Probes
    无损检测仪器 相控阵超声设备的性能与检验 第2部分:探头
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    GB/T 42399.1-2023 Non-destructive testing instruments - Performance and inspection of phased array ultrasonic equipment - Part 1: Instruments
    无损检测仪器 相控阵超声设备的性能与检验 第1部分:仪器
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    GB/T 42342.2-2023 Particle size distribution - Liquid phase centrifugal sedimentation method - Part 2: Photoelectric centrifugal method
    粒度分布 液相离心沉降法 第2部分:光电离心法
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    GB/T 41508-2022 Additive Manufacturing General Rules Additive Manufacturing Parts Purchasing Requirements
    增材制造 通则 增材制造零件采购要求
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    GB/T 14321-2022 X-ray Quantitative Determination Method of α-Al2O3 Phase in Corundum Abrasive
    刚玉磨料中α-Al2O3相X射线定量测定方法
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    GB/T 20887.3-2022 High strength hot rolled steel sheet and strip for automobile part 3: dual phase steel
    汽车用高强度热连轧钢板及钢带 第3部分:双相钢
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    GB/T 21434-2022 Phase change boilers
    相变锅炉
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    GB/T 19749.2-2022 Coupling capacitors and capacitor dividers—Part 2: DC or AC single-phase coupling capacitor connected between line and ground for power line carrier-frequency (PLC) application
    耦合电容器及电容分压器 第2部分:接于线与地之间用于电力线路载波(PLC)的直流或交流单相耦合电容器
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    GB/T 22264.5-2022 Installed electrical measuring instruments with digital display - Part 5: Particular requirements for phase meters and power factor meters
    安装式数字显示电测量仪表 第5部分:相位表和功率因数表的特殊要求
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    GB/T 9651-2022 Test methods for single-phase asynchronous motors
    单相异步电动机试验方法
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    GB/T 8128-2022 Test methods for single-phase series-excited motors
    单相串励电动机试验方法
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    GB/T 41966-2022 Phased array ultrasonic testing method for seamless steel pipe
    无缝钢管相控阵超声检测方法
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    GB/T 34590.3-2022 Road vehicles - Functional safety - Part 3: Concept phase
    道路车辆 功能安全 第3部分:概念阶段
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    GB/T 13957-2022 Technical conditions of basic series of large three-phase asynchronous motors
    大型三相异步电动机基本系列技术条件
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    GB/T 42208-2022 Nanotechnology - Size measurement of nanoparticles in multiphase systems - Transmission electron microscopy imaging
    纳米技术 多相体系中纳米颗粒粒径测量 透射电镜图像法
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    GB/T 33523.603-2022 Product Geometry Specification (GPS) Surface Structure Area Method Part 603: Nominal Properties of Non-Contact (Phase Shift Interferometry) Type Instruments
    产品几何技术规范(GPS) 表面结构 区域法 第603部分:非接触(相移干涉显微)式仪器的标称特性
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    GB 17625.1-2022 Electromagnetic Compatibility Limits Part 1: Limits for Harmonic Current Emissions (Equipment Input Current ≤ 16A per Phase)
    电磁兼容 限值 第1部分:谐波电流发射限值(设备每相输入电流≤16A)
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    GB/Z 42004-2022 Consideration of the reference impedance and public power supply network impedance used to determine the disturbance characteristics of electrical equipment (rated current per phase less than or equal to 75A)
    确定电气设备(每相额定电流小于或等于75A)骚扰特性用的参考阻抗和公用供电网络阻抗的考虑
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    GB/T 42027-2022 Gas phase molecular absorption spectrometer
    气相分子吸收光谱仪
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    GB/T 3488.4-2022 Cemented carbide - Metallographic determination of microstructure - Part 4: Metallographic determination of porosity, non-combined carbon defects and decarburized phases
    硬质合金 显微组织的金相测定 第4部分:孔隙度、非化合碳缺陷和脱碳相的金相测定
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    GB/T 42036-2022 Specification for inspection of single-phase grounding capacitor current in mine high-voltage power grid
    矿井高压电网单相接地电容电流检验规范
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    GB/T 40407-2021 X-ray powder diffraction analysis method for determining the phases in portland cement clinker
    硅酸盐水泥熟料矿相X射线衍射分析方法
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    GB/T 20485.43-2021 Methods for the calibration of vibration and shock transducers—Part 32: Resonance testing—Testing the frequency and the phase response of accelerometers by means of shock excitation
    振动与冲击传感器校准方法 第43部分: 基于模型参数辨识的加速度计校准
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    GB/T 20485.32-2021 Methods for the calibration of vibration and shock transducers—Part 32: Resonance testing—Testing the frequency and the phase response of accelerometers by means of shock excitation
    振动与冲击传感器校准方法 第32部分:谐振测试 用冲击激励测试加速度计的频率和相位响应
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    GB/T 1029-2021 Test procedures for three-phase synchronous machines
    三相同步电机试验方法
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    GB/T 39846-2021 LTE-based broadband trunking communication (B-TrunC) system—Test methods for interface (Phase 1)—Interface between trunking core network and dispach console
    基于LTE技术的宽带集群通信(B-TrunC)系统 接口测试方法(第一阶段) 集群核心网到调度台接口
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    GB/T 39845-2021 LTE-based broadband trunking communication(B-TrunC) system—Technical requirements for network equipments(Phase 1)
    基于LTE技术的宽带集群通信(B-TrunC)系统 网络设备技术要求(第一阶段)
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    GB/T 39840-2021 LTE-based broadband trunking communication (B-TrunC) system—Test methods for interface (Phase 1)—Air interface
    基于LTE技术的宽带集群通信(B-TrunC)系统 接口测试方法(第一阶段) 空中接口
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    GB/T 39839-2021 LTE-based broadband trunking communication (B-TrunC) system -- Technical requirements for user equipments (Phase 1)
    基于LTE技术的宽带集群通信(B-TrunC)系统 终端设备技术要求(第一阶段)
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    GB/T 39838-2021 LTE-based broadband trunking communication (B-TrunC) system—Test methods for interface (Phase 1)—Interface between UE and trunking core network
    基于LTE技术的宽带集群通信(B-TrunC)系统 接口测试方法(第一阶段) 终端到集群核心网接口
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    GB/T 14598.118-2021 Measuring relays and protection equipment -- Part 118: Synchrophasor for power systems -- Measurements
    量度继电器和保护装置 第118部分:电力系统同步相量 测量
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    GB/T 41114-2021 Non-destructive testing -- Ultrasonic testing -- Specification for a calibration block for phased array testing(PAUT)
    无损检测? 超声检测 相控阵超声检测标准试块规范
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    GB/T 40996-2021 Basic information description of food contact materials and articles for purchase and sale
    食品接触材料及制品购销基本信息描述
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    GB/T 40734-2021 Non-destructive testing of welds—Phased array ultrasonic testing(PAUT)—Acceptance levels
    焊缝无损检测 相控阵超声检测 验收等级
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    GB/T 40733-2021 Non-destructive testing of welds—Ultrasonic testing—Use of automated phased array technology
    焊缝无损检测 超声检测 自动相控阵超声技术的应用
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    GB/T 21973-2021 YZR3 series wound-rotor three-phase induction motors for crane and metallurgical applications—Technical specification
    YZR3系列起重及冶金用绕线转子三相异步电动机 技术条件
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    GB/T 21969-2021 YGP series variable-frequency adjustable-speed three-phase induction motors for roll table application—Technical specification
    YGP系列辊道用变频调速三相异步电动机 技术条件
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    GB/T 1002-2021 Single phase plugs and socket-outlets for household and similar purposes—Types,basic parameters and dimensions
    家用和类似用途单相插头插座 型式、基本参数和尺寸
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    GB/T 39211-2020 Testing method of phased array technology for ship steel weld
    船舶钢焊缝超声相控阵检测方法
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    GB/T 39077-2020 Test methods for detecting detrimental phases in lean duplex austenitic-ferritic stainless steels
    经济型奥氏体-铁素体双相不锈钢中有害相的检测方法
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    GB/T 38874.2-2020 Tractors and machinery for agriculture and forestry—Safety-related parts of control systems—Part 2: Concept phase
    农林拖拉机和机械 控制系统安全相关部件 第2部分:概念阶段
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    GB/T 28575-2020 Specification for YE3 series (IP55) three-phase induction motors (Frame size 63~355)
    YE3系列(IP55)三相异步电动机技术条件(机座号63~355)
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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 21971-2020 YZD series multi-speed three-phase induction motors for crane application—Technical specification
    YZD系列起重用多速三相异步电动机 技术条件
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    GB/T 21968-2020 YBZS series flameproof double-speed three-phase induction motors for crane application—Technical specification
    YBZS系列起重用隔爆型双速三相异步电动机 技术条件
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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
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    GB/T 39258-2020 Green manufacturing—Green supply chain management in manufacturing enterprises—Control of purchase
    绿色制造 制造企业绿色供应链管理 采购控制
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    GB/T 38396-2019 Pitch products of coal carbonization—Determination of mesophase content—Microscopical analysis by reflected light
    焦化沥青类产品 中间相含量的测定 光反射显微分析方法
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    GB/T 37734-2019 Information technology—Cloud computing—Cloud service purchase guideline
    信息技术 云计算 云服务采购指南
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    GB/T 22711-2019 Specification for three-phase permanent magnet synchronous motors(frame size 80~355)
    三相永磁同步电动机技术条件(机座号 80~355)
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    GB/T 15852.3-2019 Information technology—Security techniques—Message authentication codes (MACs)—Part 3: Mechanisms using a universal hash-function
    信息技术 安全技术 消息鉴别码 第3部分:采用泛杂凑函数的机制
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    GB/T 37592-2019 Carbonaceous mesophase spheres
    中间相炭微球
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    GB/T 20564.12-2019 Continuously cold rolled high strength steel sheet and strip for automobile—Part 12:Dual phase steel with high formability
    汽车用高强度冷连轧钢板及钢带 第12部分:增强成形性双相钢
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    GB/T 22135-2019 Commissioning of electrical,instrumentation and control systems in the process industry—Specific phases and milestones
    流程工业中电气、仪表和控制系统的试车 各特定的阶段和里程碑
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    GB/T 37405-2019 High voltage soft-start device by thyristor phase control
    高压晶闸管相控调压软起动装置
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    GB/T 37291-2019 Technical requirements for LTE based Broadband Trunking Communication (B-TrunC) system (Phase 1)
    基于LTE技术的宽带集群通信(B-TrunC)系统总体技术要求(第一阶段)
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    GB/T 37290-2019 LTE based Broadband Trunking Communication (B-TrunC) system—Technical requirements for interface (Phase 1)—Uu-T interface
    基于LTE技术的宽带集群通信(B-TrunC)系统 接口技术要求(第一阶段) 空中接口
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    GB/T 37289-2019 LTE based Broadband Trunking Communication (B-TrunC) system—Technical requirements for interface (Phase 1)—Interface between UE and trunking core network
    基于LTE技术的宽带集群通信(B-TrunC)系统 接口技术要求(第一阶段) 终端到集群核心网接口
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    GB/T 37287-2019 LTE based Broadband Trunking Communication (B-TrunC) system—Technical requirements for interface (Phase 1)—Interface between trunking core network and dispach console
    基于LTE技术的宽带集群通信(B-TrunC)系统 接口技术要求(第一阶段) 集群核心网到调度台接口
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    GB/T 19290.6-2018 Modular order for the development of mechanical structures for electronic equipment practices—Part 2-4: Sectional specification—Interface co-ordination dimensions for the 25 mm equipment practice—Adaptation dimensions for subracks or chassis applica
    发展中的电子设备构体机械结构模数序列-第2-4部分:分规范-25-mm设备构体的接口协调尺寸-适用于符合IEC-60297-3-100(19-in)机柜或机架的插箱或机箱的适配尺寸
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    GB/T 19520.18-2018 Mechanical structures for electronic equipment—Dimensions of mechanical structures of the 482.6 mm (19 in) series—Part 3-106: Adaptation dimensions for subracks and chassis applicable with metric cabinets or racks in accordance with IEC 60917-2-1
    电子设备机械结构-482.6-mm(19-in)系列机械结构尺寸-第3-106部分:适用于符合IEC-60917-2-1公制机柜或机架的插箱和机箱的适配尺寸
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    GB/T 37135-2018 Safety requirements for insulated chassis
    绝缘机箱的安全要求
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    GB/T 5173-2018 Surface active agents—Detergents—Determination of anionic-active matter content—Direct two-phase titration procedure
    表面活性剂-洗涤剂-阴离子活性物含量的测定-直接两相滴定法
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    has

    English PDF
    GB/T 5174-2018 Surface active agents—Detergents—Determination of cationic-active matter content—Direct two-phase titration procedure
    表面活性剂-洗涤剂-阳离子活性物含量的测定-直接两相滴定法
    China National Standards
    has

    English PDF
    GB/T 35017-2018 Continuous handing equipment - Bulk Solids Chassification, Symbol, Performance and Test methods
    连续搬运设备 散状物料分类、符号、性能及测试方法
    China National Standards
    has

    English PDF
    GB/T 36141-2018 Methods for phase composition analysis of calcined gypsum
    建筑石膏相组成分析方法
    China National Standards
    has

    English PDF
    GB/T 21707-2018 Insulation specification for variable frequency adjustable speed definite purpose converter-fed three-phase induction motors
    变频调速专用三相异步电动机绝缘规范
    China National Standards
    has

    English PDF
    GB/T 24843-2018 Technical specification of 1000 kV single phase oil-immersed auto-transformer
    1000kV单相油浸式自耦电力变压器技术规范
    China National Standards
    has

    English PDF
    GB/T 22670-2018 Test procedures for converter-fed three phase cage induction motors
    变频器供电三相笼型感应电动机试验方法
    China National Standards
    has

    English PDF
    GB/T 36646-2018 Equipment for preparation of nitride semiconductor materials by hydride vapor phase epitaxy
    制备氮化物半导体材料用氢化物气相外延设备
    China National Standards
    has

    English PDF
    GB/T 17737.108-2018 Coaxial communication cables—Part 1-108: Electrical test methods—Test for characteristic impedance, phase and group delay, electrical length and propagation velocity
    同轴通信电缆 第1-108部分:电气试验方法 特性阻抗、相位延迟、群延迟、电长度和传播速度试验
    China National Standards
    has

    English PDF
    GB/T 34862-2017 Test methods for determining quantities of equivalent circuit diagrams for three-phase low-voltage cage induction motors
    确定三相低压笼型感应电动机等值电路参数的试验方法
    China National Standards
    has

    English PDF
    GB/T 34590.3-2017 Road vehicles—Functional safety—Part 3: Concept phase
    道路车辆 功能安全 第3部分:概念阶段
    China National Standards
    has

    English PDF

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