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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.
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    GB/T 17626.39-2023 Electromagnetic compatibility - Testing and measurement technology - Part 39: Close range radiated field immunity test
    电磁兼容 试验和测量技术 第39部分:近距离辐射场抗扰度试验
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    GB/T 43282.2-2023 Plastics. Determination of aerobic biodegradation of plastic materials exposed to seawater. Part 2: Method for determination of oxygen demand in a Closed respirometer.
    塑料 暴露于海水中塑料材料需氧生物分解的测定 第2部分:采用测定密闭呼吸计内需氧量的方法
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    GB/T 43405-2023 EnClosed trucks - technical requirements and test methods for cargo isolation devices and securing points
    封闭式货车 货物隔离装置及系固点技术要求和试验方法
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    GB/T 7190.3-2019 Mechanical draft cooling tower Part 3: Closed cooling tower "Modification No. 1"
    机械通风冷却塔 第3部分:闭式冷却塔《第1号修改单》
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    GB/T 43119-2023 Technical requirements for the construction of Closed test sites for autonomous driving
    自动驾驶封闭测试场地建设技术要求
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    GB/T 43010-2023 EnClosed dry cleaning machines Definition and examination of machine characteristics
    封闭式干洗机 定义和机器特性的检验
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    GB/T 25922-2023 Measurement of fluid flow in Closed pipes Flow measurement using a vortex flowmeter installed in a circular cross-section pipe filled with fluid
    封闭管道中流体流量的测量 用安装在充满流体的圆形截面管道中的涡街流量计测量流量
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    GB/T 18659-2023 Measurement of Fluid Flow in Closed Pipes Electromagnetic Flowmeter User Guide
    封闭管道中流体流量的测量 电磁流量计使用指南
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    GB/T 28782.2-2023 Hydraulic transmissions - Measurement technology Part 2: Measurement of mean steady-state pressure in Closed circuits
    液压传动 测量技术 第2部分:密闭回路中平均稳态压力的测量
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    GB/T 42517.1-2023 Intelligent transportation system - Electronic road map data model and representation for intelligent driving - Part 1: Closed roads
    智能运输系统 智能驾驶电子道路图数据模型与表达 第1部分:封闭道路
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    GB/T 39545.4-2023 Design and selection of components for enClosed gear drives - Part 4: Balance classes for flexible couplings
    闭式齿轮传动装置的零部件设计和选择 第4部分:挠性联轴器平衡等级
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    GB/T 42321-2023 Additional requirements for 3.6 kV to 40.5 kV pole-mounted metal-enClosed switchgear with internal arc category
    具有内部电弧类别的3.6 kV~40.5 kV柱上安装金属封闭开关设备的附加要求
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    GB/T 42333-2023 Determination of iodine content in soil and water system sediments Ammonia Closed solution-inductively coupled plasma mass spectrometry
    土壤、水系沉积物 碘含量的测定 氨水封闭溶解-电感耦合等离子体质谱法
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    GB/T 39545.1-2022 Design and selection of components for enClosed gear drives - Part 1: Common components
    闭式齿轮传动装置的零部件设计和选择 第1部分:通用零部件
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    GB/T 41666.3-2022 Plastic piping systems for Trenchless repair of underground pressureless drainage networks - Part 3: Close fitting lining method
    地下无压排水管网非开挖修复用塑料管道系统 第 3 部分:紧密贴合内衬法
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    GB/T 41940-2022 Rubber - Determination of Viscosity and Stress Relaxation with a Rotorless Closed Shear Rheometer
    橡胶 用无转子密闭剪切流变仪测定黏度和应力松弛
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    GB 16993-2021 Safety regulations for avoid working under hazardous condition of oxygen deficiency in enClosed spaces aboard ships
    防止船舶封闭处所缺氧危险作业安全规程
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    GB/T 40611-2021 Plastics—Determination of aerobic biodegradation of non-floating plastic materials in a seawater/ sandy sediment interface—Method by measuring the oxygen demand in Closed respirometer
    塑料 海水沙质沉积物界面非漂浮塑料材料最终需氧生物分解能力的测定 通过测定密闭呼吸计内耗氧量的方法
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    GB/T 40531.1-2021 Ships and marine technology—Specifications for gas detectors intended for use on board ships—Part 1:Portable gas detectors for atmosphere testing of enClosed spaces
    船舶与海上技术 船用气体探测器规范 第1部分:围蔽处所的便携式气体探测器
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    GB/T 29076-2021 Execution requirements of quality problem Closed loop for aerospace product
    航天产品质量问题归零实施要求
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    GB/T 20728-2021 Measurement of fluid flow in Closed conduits—Guidance to the selection, installation and use of Coriolis flowmeters
    封闭管道中流体流量的测量 科里奥利流量计的选型、安装和使用指南
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    GB 16993-2021 Safety regulations for avoid working under hazardous condition of oxygen deficiency in enClosed spaces aboard ships
    防止船舶封闭处所缺氧危险作业安全规程
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    GB/T 261-2021 Determination of flash point—Pensky-Martens Closed cup method
    闪点的测定 宾斯基-马丁闭口杯法
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    GB/T 38912-2020 Test method for Closed-end burst of zirconium tubes at room temperature
    锆管室温闭端爆破试验方法
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    GB/T 30428.8-2020 Information system for digitized supervision and management of city—Part 8: Register, treatment and Closed for supervision cases
    数字化城市管理信息系统 第8部分:立案、处置和结案
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    GB/T 38658-2020 Guidance for the extension of validity of type tests of AC metal enClosed switchgear and controlgear for rated voltages above 3.6 kV and up to and including 40.5 kV
    3.6 kV~40.5 kV交流金属封闭开关设备和控制设备型式试验有效性的延伸导则
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    GB/T 3906-2020 Alternating-current metal-enClosed switchgear and controlgear for rated voltages above 3.6 kV and up to and including 40.5 kV
    3.6 kV~40.5 kV交流金属封闭开关设备和控制设备
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    GB/T 39545.3-2020 Design and selection of components for enClosed gear drives—Part 3: Shaft-to-hub juncture with keyless fits
    闭式齿轮传动装置的零部件设计和选择 第3部分:轴和轮毂的无键配合连接
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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 39287-2020 Closed expansion vessels
    闭式膨胀罐
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    GB 38448-2019 Minimum allowable values and grades of the energy efficiency and water efficiency for smart water Closets
    智能坐便器能效水效限定值及等级
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    GB/T 38425.2-2019 Textile machinery and accessories—Flat steel healds with Closed end loops—Part 2:Dimensions of healds manufactured of hardened strip steel
    纺织机械与附件 闭口综耳钢片综 第2部分:淬火钢带钢片综的尺寸
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    GB/T 7190.3-2019 Mechanical draft cooling towers—Part 3:Closed circuit cooling towers
    机械通风冷却塔 第3部分:闭式冷却塔
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    GB/T 24835-2018 Regulation of operation and maintenance for 1100kV gas-insulated metal-enClosed switchgear
    1100kV气体绝缘金属封闭开关设备运行维护规程
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    GB/T 35051-2018 Grade for Closed process water circuit in coal preparation plant
    选煤厂洗水闭路循环等级
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    GB/T 24836-2018 1100kV gas-insulated metal-enClosed switchgear
    1100kV气体绝缘金属封闭开关设备
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    GB/T 36253-2018 Inserts for aviation, self-locking with MJ threads, Closed type, in aluminium alloy
    航空用MJ螺纹铝合金盲孔自锁镶嵌件
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    GB/T 36663-2018 Ships and marine technology—Ship’s mooring and towing fittings—Closed chocks
    船舶和海上技术 船舶系泊和拖带设备 闭式导缆孔
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    GB/T 34901-2017 Shape Closed-loop control system for cold rolling strip
    冷轧带材板形闭环测控系统
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    GB/T 34041.1-2017 Measurement of fluid flow in Closed conduits—Ultrasonic meters for gas—Part 1: Meters for custody transfer and allocation measurement
    封闭管道中流体流量的测量 气体超声流量计 第1部分:贸易交接和分输计量用气体超声流量计
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    GB/T 34041.2-2017 Measurement of fluid flow in Closed conduits—Ultrasonic meters for gas—Part 2: Meters for industrial applications
    封闭管道中流体流量的测量 气体超声流量计 第2部分:工业测量用气体超声流量计
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    GB/T 22381-2017 Cable connections between gas-insulated metal-enClosed switchgear for rated voltages equal to and above 72.5kV and fluid-filled and extruded insulation power cables—Fluid-filled and dry type cable-terminations
    额定电压72.5kV及以上气体绝缘金属封闭开关设备与充流体及挤包绝缘电力电缆的连接 充流体及干式电缆终端
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    GB/T 22382-2017 Direct connection between power transformers and gas-insulated metal-enClosed switchgear for rated voltages of 72.5 kV and above
    额定电压72.5 kV 及以上气体绝缘金属封闭开关设备与电力变压器之间的直接连接
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    GB 25502-2017 Minimum allowable values of water efficiency and water efficiency grades for water Closets
    坐便器水效限定值及水效等级
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    GB/T 35138-2017 Measurement of fluid flow in Closed conduits—Ultrasonic transit-time meters for liquid
    封闭管道中流体流量的测量 渡越时间法液体超声流量计
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    GB/T 35685.1-2017 Low-voltage switchgear and controlgear enClosed equipment—Part 1:Enclosed switch-disconnectors to provide isolation during repair and maintenance work
    低压封闭式开关设备和控制设备 第1部分:在维修和维护工作中提供隔离功能的封闭式隔离开关
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    GB/T 33346-2016 Busbar trunking systems (Closed insulated busbar) for wind power
    风力发电导电轨(密集型母线槽)
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    GB/T 18859-2016 EnClosed low-voltage switchgear and controlgear assemblies—Guide for testing under conditions of arcing due to internal fault
    封闭式低压成套开关设备和控制设备 在内部故障引起电弧情况下的试验导则
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    GB/T 33278-2016 Touch and Close fasteners—Classification and terms
    粘扣带 分类和术语
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    GB/T 32973-2016 Technical specification for hot charging and hot delivery of semi-Closed arc furnace
    半封闭矿热炉炉料热装热送技术规范
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    GB/T 9989.5-2015 Vitreous and porcelain enamels—Determination of resistance to chemical corrosion—Part 5: Determination of resistance to chemical corrosion in Closed systems
    搪瓷耐化学侵蚀的测定 第5部分:在封闭系统中耐化学侵蚀的测定
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    GB/T 31440-2015 Contactless IC card receiver and distributor for Closed toll
    封闭式收费用非接触式IC卡收发卡机
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    GB/T 30665-2014 Chemicals―Biodegradability in seawater―Closed bottle method
    化学品 海水中的生物降解性 密闭瓶法
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    GB/T 30777-2014 Detemination of flash point of adhesives―Close cup
    胶粘剂闪点的测定 闭杯法
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    GB/T 30243-2013 Measurement of fluid flow in Closed conduits—Specifications for V-cone pressure differential flow measuring device
    封闭管道中流体流量的测量 V形内锥流量测量节流装置
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    GB/T 29076-2012 Execution requirements for quality problem Close loop of aerospace product
    航天产品质量问题归零实施要求
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    GB/T 28782.2-2012 Hydraulic fluid power - Measurement techniques - Part 2: Measurement of average steady-state pressure in a Closed conduit
    液压传动测量技术 第2部分:密闭回路中平均稳态压力的测量
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    GB/T 28446.1-2012 Human exposure to radio frequency fields from hand-held and body-mounted wireless communication devices - Human models, instrumentation, and procedures - Part 1: Procedure to determine the specific absorption rate (SAR) for hand-held devices used in Close
    手持和身体佩戴使用的无线通信设备对人体的电磁照射 人体模型、仪器和规程 第1部分:靠近耳边使用的手持式无线通信设备的SAR评估规程(频率范围300MHz~3GHz)
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    GB/T 28428-2012 27.5kV and 2×27.5kV AC metal-enClosed switchgear and controlgear for electrification railway
    电气化铁路27.5kV和2×27.5kV交流金属封闭开关设备和控制设备
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    GB 28379-2012 Minimum allowable values of water efficiency and water efficiency grades for flush valve for water Closets
    便器冲洗阀用水效率限定值及用水效率等级
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    GB/T 27848-2011 Liquid asphalt and derivatives - Determination of flash point - Abel Closed tester
    液态沥青和稀释沥青 闪点测定 阿贝尔闭口杯法
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    GB/T 27847-2011 Petroleum products - Determination of flash point - Abel-Pensky Closed tester
    石油产品 闪点测定 阿贝尔-宾斯基闭口杯法
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    GB 5903-2011 Gear oils for industrial enClosed gear system
    工业闭式齿轮油
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    GB 50198-2011 Technical code for project of civil Closed circuit monitoring television system
    民用闭路监视电视系统工程技术规范
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    GB/T 26801-2011 Fluid flow in Closed conduits - Connections for pressure signal transmissions between primary and secondary elements
    封闭管道中流体流量的测量 一次装置和二次装置之间压力信号传送的连接法
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    GB/T 25922-2010 Measurement of fluid flow in Closed conduits - Flowrate measurement by means of vortex shedding flowmeters inserted in circular cross-section conduits running full
    封闭管道中流体流量的测量 用安装在充满流体的圆形截面管道中的涡街流量计测量流量的方法
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    GB 25502-2010 Minimum allowable values of water efficiency and water efficiency grades for water Closets
    坐便器用水效率限定值及用水效率等级
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    GB/T 25482-2010 Automatic Closed flashpoint analyzer
    自动闭口闪点仪
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    GB 25284-2010 High-voltage alternating-current automatic circuit reClosers for rated voltages from 12 kV up to and including 40.5 kV
    12 kV~40.5 kV 高压交流自动重合器
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    GB/Z 24836-2009 Specification for 1100kV gas-insulated metal-enClosed switchgear
    1100kV气体绝缘金属封闭开关设备技术规范
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    GB/Z 24835-2009 Regulation of operation and maintenance for 1000kV gas-insulated metal-enClosed switchgear
    1000kV气体绝缘金属封闭开关设备运行及维护规程
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    GB/T 24339.1-2009 Railway applications - Communication,signalling and processing systems - Part 1: Safety-related communication in Closed transmission systems
    轨道交通 通信、信号和处理系统 第1部分:封闭式传输系统中的安全相关通信
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    GB/T 24275-2009 Low-voltage fixed connection enClosed switchgear and controlgear assemblies
    低压固定封闭式成套开关设备和控制设备
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    GB 23394-2009 Self-contained Closed-circuit breathing apparatus of compressed oxygen
    自给闭路式压缩氧气呼吸器
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    GB/T 23315-2009 Touch and Close fasteners
    粘扣带
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    GB/T 22382-2008 Direct connection between power transformers and gas-insulated metal-enClosed switchgear for rated voltage 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与电力变压器之间的直接连接
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    GB/T 22381-2008 Cable connections for gas-insulated metal-enClosed switchgear for rated voltages of 72.5 kV and above - Fluid-filled and extruded insulation power cables - Fluid-filled and dry type cable-terminations
    额定电压 72.5kV 及以上气体绝缘金属封闭开关设备与充流体及挤包绝缘电力电缆的连接 充流体及干式电缆终端
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    GB 7674-2008 Gas-insulated metal-enClosed switchgear for rated voltages of 72.5kV 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 261-2008 Determination of flash point - Pensky-Martens Closed cup method
    闪点的测定 宾斯基-马丁闭口杯法
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    GB/T 12979-2008 Specifications for Close-range photogrammetry
    近景摄影测量规范
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    GB/T 3903.21-2008 Footwear - Test methods for accessories:Touch and Close fasteners - Shear strength before and after repeated closing
    鞋类 粘扣带试验方法 反复开合前后的剪切强度
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    GB/T 3903.20-2008 Footwear - Test methods for accessories:Touch and Close fasteners - Peel strength before and after repeated closing
    鞋类 粘扣带试验方法 反复开合前后的剥离强度
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    GB/T 21929-2008 Test method for flash point by tag Closed cup tester
    泰格闭口杯闪点测定法
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    GB/T 5208-2008 Determination of flash point - Rapid equilibrium Closed cup method
    闪点的测定 快速平衡闭杯法
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    GB/T 21831-2008 Testing of chemicals - Ready biodegradability - Closed bottle test
    化学品 快速生物降解性 密闭瓶法试验
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    GB/T 21792-2008 Determination of flash/ no flash - Closed cup equilibrium method
    闪燃和非闪燃测定 闭杯平衡法
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    GB/T 21790-2008 Determination of flash/ no flash - Rapid equilibrium Closed cup method
    闪燃和非闪燃测定 快速平衡闭杯法
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    GB/T 21789-2008 Petroleum products and other liquids - Determination of flash point -Abel Closed cup method
    石油产品和其他液体闪点的测定 阿贝尔闭口杯法
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    GB/T 21775-2008 Determination of flash point - Closed cup equilibrium method
    闪点的测定 闭杯平衡法
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    GB/T 21631-2008 Dangerous goods - Test method of enClosed space ignition for aerosols
    危险品 喷雾剂封闭空间点燃试验方法
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    GB/T 21615-2008 Dangerous goods - Test method for determination of Closed cup flash point of flammable liquids
    危险品 易燃液体闭杯闪点试验方法
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    GB/T 21497-2008 Animal and vegatable fats and oils - Flashpoint limit test using - Pensky-Martens Closed cup flash tester
    动植物油脂 定温闪燃测试 彭斯克-马丁闭口杯法
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    GB/T 10799-2008 Rigid cellular plastics - Determination of the volume percentage of open cells and of Closed cells
    硬质泡沫塑料 开孔和闭孔体积百分率的测定
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    GB/T 778.3-2007 Measurement of water flow in fully charged Closed conduits - Meters for cold potable water and hot water - Part 3: Test methods and equipment
    封闭满管道中水流量的测量 饮用冷水水表和热水水表 第3部分:试验方法和试验设备
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    GB/T 778.2-2007 Measurement of water flow in fully charged Closed conduits - Meters for cold potable water and hot water - Part 2: Installation requirements
    封闭满管道中水流量的测量 饮用冷水水表和热水水表 第2部分:安装要求
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    GB/T 778.1-2007 Measurement of water flow in fully charged Closed conduits - Meters for cold potable water and hot water - Part 1: Specifications
    封闭满管道中水流量的测量 饮用冷水水表和热水水表 第1部分:规范
    China National Standards
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    GB/T 20842-2007 Technical specification of enClosed lifeboats
    封闭救生艇技术条件
    China National Standards
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    GB/T 20729-2006 Measurement of conductive liquid flow in Closed conduits - Flanged electromagnetic flowmeters - Overall length
    封闭管道中导电液体流量的测量 法兰安装电磁流量计 总长度
    China National Standards
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    GB/T 20728-2006 Measurement of fluid flow in Closed conduits - Guidance to the selection, installation and use of Coriolis meters
    封闭管道中流体流量的测量 科里奥利流量计的选型、安装和使用指南
    China National Standards
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    GB/T 20727-2006 Measurement of fluid flow in Closed conduits - Thermal mass flowmeters
    封闭管道中流体流量的测量 热式质量流量计
    China National Standards
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