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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 "n" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 12971.2-2023 Contact wires for electric traction Part 2: Steel and aluminum composite contact wires
    电力牵引用接触线 第2部分:钢铝复合接触线
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    GB/T 12971.1-2023 Contact wires for electric traction Part 1: Copper and copper alloy contact wires
    电力牵引用接触线 第1部分:铜及铜合金接触线
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    GB/T 42762-2023 General technical requirements for cups and pots
    杯壶类产品通用技术要求
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    GB/T 20706-2023 Cocoa powder quality requirements
    可可粉质量要求
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    GB/T 20705-2023 Quality requirements for cocoa liquor and cocoa cake
    可可液块及可可饼块质量要求
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    GB/T 42864-2023 Liquefied natural gas sampling facilities and sampling performance inspection
    液化天然气的取样设施及取样性能检验
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    GB/T 42858-2023 Corrosion-resistant alloy coiled tubing
    耐蚀合金连续油管
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    GB/T 42877-2023 Meteorological data service interface specification
    气象数据服务接口规范
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    GB/T 42892-2023 A Guide to Agile Project Management
    项目管理敏捷化指南
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    GB/T 42847.2-2023 Reversible mode fuel cell module for energy storage systems Part 2: Performance testing method of reversible mode proton exchange membrane cell and stack
    储能系统用可逆模式燃料电池模块 第2部分:可逆模式质子交换膜单池与电堆性能测试方法
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    GB/T 42940-2023 Financial Information Technology Fiscal Budget Management Software Audit Data Interface
    财经信息技术 财政预算管理软件审计数据接口
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    GB/T 42897-2023 Microelectromechanical systems (MEMS) technology Silicon-based MEMS nano-thickness film tensile strength test method
    微机电系统(MEMS)技术 硅基MEMS纳米厚度膜抗拉强度试验方法
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    GB/T 42896-2023 Microelectromechanical systems (MEMS) technology Silicon-based MEMS nanoscale structure impact test method
    微机电系统(MEMS)技术 硅基MEMS纳尺度结构冲击试验方法
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    GB/T 42895-2023 Microelectromechanical systems (MEMS) technology Silicon-based MEMS microstructure bending strength test method
    微机电系统(MEMS)技术 硅基MEMS微结构弯曲强度试验方法
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    GB/T 27543-2023 Walking lifting platform truck
    步行式升降平台搬运车
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    GB/T 26947-2023 Walking pallet truck
    步行式托盘搬运车
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    GB/T 42794-2023 nickel iron - Determination of carbon, sulfur, silicon, phosphorus, nickel, cobalt, chromium and copper content - Spark source atomic emission spectrometry
    镍铁 碳、硫、硅、磷、镍、钴、铬和铜含量的测定 火花源原子发射光谱法
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    GB/T 10322.1-2023 Iron Ore Sampling and Preparation Methods
    铁矿石 取样和制样方法
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    GB/T 6730.87-2023 Iron ore, determination of total iron and other multi-element content, wavelength dispersive X-ray fluorescence spectrometry (cobalt internal standard method)
    铁矿石 全铁及其他多元素含量的测定 波长色散X射线荧光光谱法(钴内标法)
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    GB/T 6730.86-2023 Iron ore Determination of radionuclides Inductively coupled plasma mass spectrometry
    铁矿石 放射性核素的测定 电感耦合等离子体质谱法
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    GB/T 6730.85-2023 Iron ore - Preparation and determination of certified standard samples for chemical analysis
    铁矿石 化学分析用有证标准样品的制备和定值
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    GB/T 6730.84-2023 Iron ore - Determination of total rare earth content - Inductively coupled plasma atomic emission spectrometry
    铁矿石 稀土总量的测定 电感耦合等离子体原子发射光谱法
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    GB/T 27921-2023 Risk Management Risk Assessment Techniques
    风险管理 风险评估技术
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    GB/T 27914-2023 Risk Management Legal Risk Management Guide
    风险管理 法律风险管理指南
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    GB/T 42857-2023 Safety requirements for pressure swing adsorption hydrogen purification system
    变压吸附提纯氢气系统安全要求
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    GB/T 42855-2023 Technical Requirements for Hydrogen Fuel Cell Vehicle Refueling Protocol
    氢燃料电池车辆加注协议技术要求
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    GB/T 42629.4-2023 International Code of Conduct for Environmental Surveys of Seabed Areas and High Seas Part 4: Survey of Physical Properties of Marine Sediments
    国际海底区域和公海环境调查规程 第4部分:海洋沉积物物理特性调查
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    GB/T 42739-2023 nanotechnology Terminology Nanozyme
    纳米科技 术语 纳米酶
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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 7251.2-2023 Low voltage switchgear and control equipment complete sets Part 2: Power switchgear and control equipment complete sets
    低压成套开关设备和控制设备 第2部分:成套电力开关和控制设备
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    GB/T 7251.1-2023 Low-voltage switchgear and controlgear complete sets Part 1: General provisions
    低压成套开关设备和控制设备 第1部分:总则
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    GB/T 28712.6-2023 Heat exchanger types and basic parameters Part 6: Air-cooled heat exchanger
    热交换器型式与基本参数 第6部分:空冷式热交换器
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    GB/T 28712.5-2023 Heat exchanger types and basic parameters Part 5: Spiral plate heat exchanger
    热交换器型式与基本参数 第5部分:螺旋板式热交换器
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    GB/T 28712.4-2023 Heat exchanger types and basic parameters Part 4: Thermosiphon reboiler
    热交换器型式与基本参数 第4部分:热虹吸式重沸器
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    GB/T 27698.2-2023 Performance test methods for heat exchangers and heat transfer elements Part 2: Heat exchangers
    热交换器及传热元件性能测试方法 第2部分:热交换器
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    GB/T 27021.12-2023 Conformity assessment Management system audit and certification body requirements Part 12: Collaborative business relationship management system audit and certification competency requirements
    合格评定 管理体系审核认证机构要求 第12部分:协作业务关系管理体系审核与认证能力要求
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    GB/T 27000-2023 Conformity assessment Vocabulary and general principles
    合格评定 词汇和通用原则
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    GB/T 42888-2023 Information Security Technology Machine Learning Algorithm Security Assessment Specification
    信息安全技术 机器学习算法安全评估规范
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    GB/T 42884-2023 Information Security Technology Mobile Internet Application (App) Life Cycle Security Management Guide
    信息安全技术 移动互联网应用程序(App)生命周期安全管理指南
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    GB/T 35274-2023 Information security technology Big data service security capability requirements
    信息安全技术 大数据服务安全能力要求
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    GB/T 42950-2023 Leather color fastness test color fastness to saliva
    皮革 色牢度试验 耐唾液色牢度
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    GB/T 42949-2023 Leather color fastness test color fastness to rotating rubbing
    皮革 色牢度试验 旋转摩擦色牢度
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    GB/T 17928-2023 Leather - Physical and mechanical tests - Determination of pinhole tear strength
    皮革 物理和机械试验 针孔撕裂强度的测定
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    GB/T 42880-2023 Chemicals Bee (Apis mellifera L.) chronic oral toxicity test (10-day feeding method)
    化学品 蜜蜂(Apis mellifera L.)慢性经口毒性试验(10天饲喂法)
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    GB/T 42879-2023 Chemicals new Zealand Mud Snail (Potamopyrgus antipodarum) Reproduction Trial
    化学品 新西兰泥蜗(Potamopyrgus antipodarum)繁殖试验
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    GB/T 23447-2023 Sanitary ware shower head
    卫生洁具 淋浴用花洒
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    GB/T 12956-2023 Bathroom supporting equipment requirements
    卫生间配套设备要求
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    GB/T 42916-2023 Aluminum and aluminum alloy product identification
    铝及铝合金产品标识
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    GB/T 42915-2023 Specification for identification of copper concentrates and main copper-containing materials
    铜精矿及主要含铜物料鉴别规范
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    GB/T 42914-2023 Test method for fracture toughness of aluminum alloy products
    铝合金产品断裂韧度试验方法
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    GB/T 42787-2023 High-entropy alloy powder for additive manufacturing
    增材制造用高熵合金粉
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    GB/T 42654-2023 Test methods for seawater erosion corrosion of copper and copper alloys
    铜及铜合金海水冲刷腐蚀试验方法
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    GB/T 27683-2023 Copper and copper alloy cutting chips and recycling specifications
    铜及铜合金切削屑料及其回收规范
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    GB/T 26725-2023 Ultrafine tungsten carbide powder
    超细碳化钨粉
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    GB/T 26063-2023 Beryllium aluminum alloy
    铍铝合金
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    GB/T 26038-2023 Tungsten-based high specific gravity alloy plate
    钨基高比重合金板材
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    GB/T 23611-2023 Gold and gold alloy targets
    金及金合金靶材
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    GB/T 23609-2023 Copper alloy seamless pipes for seawater desalination equipment
    海水淡化装置用铜合金无缝管
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    GB/T 23271-2023 Molybdenum disulfide
    二硫化钼
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    GB/T 22648-2023 Aluminum-plastic composite hose, aluminum foil for battery soft packaging
    铝塑复合软管、电池软包用铝箔
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    GB/T 22638.11-2023 Test methods for aluminum foil Part 11: Testing of mechanical properties
    铝箔试验方法 第11部分:力学性能的测试
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    GB/T 16865-2023 Specimens and methods for tensile testing of deformed aluminum, magnesium and their alloy processed products
    变形铝、镁及其合金加工制品拉伸试验用试样及方法
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    GB/T 16475-2023 Deformed aluminum and aluminum alloy product status code
    变形铝及铝合金产品状态代号
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    GB/T 11064.9-2023 Methods for chemical analysis of lithium carbonate, lithium hydroxide monohydrate, and lithium chloride Part 9: Determination of sulfate content Barium sulfate turbidity method
    碳酸锂、单水氢氧化锂、氯化锂化学分析方法 第9部分:硫酸根含量的测定 硫酸钡浊度法
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    GB/T 8180-2023 Packaging, marking, transportation and storage of titanium and titanium alloy processed products
    钛及钛合金加工产品的包装、标志、运输和贮存
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    GB/T 8151.26-2023 Methods for chemical analysis of zinc concentrates Part 26: Determination of silver content Acid dissolution-flame atomic absorption spectrometry
    锌精矿化学分析方法 第 26 部分:银含量的测定 酸溶解-火焰原子吸收光谱法
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    GB/T 6609.35-2023 Methods for chemical analysis and determination of physical properties of alumina Part 35: Determination of specific surface area Nitrogen adsorption method
    氧化铝化学分析方法和物理性能测定方法 第35部分:比表面积的测定 氮吸附法
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    GB/T 6609.27-2023 Methods for chemical analysis and determination of physical properties of alumina - Part 27: Particle size analysis - Sieving method
    氧化铝化学分析方法和物理性能测定方法 第27部分:粒度分析 筛分法
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    GB/T 6609.25-2023 Methods for chemical analysis and determination of physical properties of alumina - Part 25: Determination of loose and tapped density
    氧化铝化学分析方法和物理性能测定方法 第25部分:松装和振实密度的测定
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    GB/T 6150.15-2023 Methods for chemical analysis of tungsten concentrates Part 15: Determination of bismuth content Hydride generation atomic fluorescence spectrometry and flame atomic absorption spectrometry
    钨精矿化学分析方法 第15部分:铋含量的测定 氢化物发生原子荧光光谱法和火焰原子吸收光谱法
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    GB/T 6150.12-2023 Methods for chemical analysis of tungsten concentrates Part 12: Determination of silica content Silicon-molybdenum blue spectrophotometry and gravimetric method
    钨精矿化学分析方法 第12部分:二氧化硅含量的测定 硅钼蓝分光光度法和重量法
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    GB/T 6150.10-2023 Methods for chemical analysis of tungsten concentrates Part 10: Determination of lead content Hydride generation atomic fluorescence spectrometry and flame atomic absorption spectrometry
    钨精矿化学分析方法 第10部分:铅含量的测定 氢化物发生原子荧光光谱法和火焰原子吸收光谱法
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    GB/T 6150.8-2023 Methods for chemical analysis of tungsten concentrates Part 8: Determination of molybdenum content Thiocyanate spectrophotometry
    钨精矿化学分析方法 第8部分:钼含量的测定 硫氰酸盐分光光度法
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    GB/T 6150.6-2023 Methods for chemical analysis of tungsten concentrates Part 6: Determination of wet water content Gravimetric method
    钨精矿化学分析方法 第6部分:湿存水含量的测定 重量法
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    GB/T 6150.4-2023 Chemical analysis methods for tungsten concentrates Part 4: Determination of sulfur content High-frequency induction infrared absorption method and combustion-iodometric method
    钨精矿化学分析方法 第4部分:硫含量的测定 高频感应红外吸收法和燃烧-碘量法
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    GB/T 5166-2023 Determination of elastic modulus of sintered metal materials and cemented carbide
    烧结金属材料和硬质合金弹性模量的测定
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    GB/T 3884.12-2023 Methods for chemical analysis of copper concentrates Part 12: Determination of fluorine and chlorine content Ion chromatography and potentiometric titration
    铜精矿化学分析方法 第12部分:氟和氯含量的测定 离子色谱法和电位滴定法
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    GB/T 3624-2023 Titanium and titanium alloy seamless pipes
    钛及钛合金无缝管
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    GB/T 3620.2-2023 Allowable deviations in chemical composition of titanium and titanium alloy processed products
    钛及钛合金加工产品化学成分允许偏差
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    GB/T 3251-2023 Compression test methods for aluminum and aluminum alloy products
    铝及铝合金产品压缩试验方法
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    GB/T 3114-2023 Copper and copper alloy flat wire
    铜及铜合金扁线
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    GB/T 469-2023 Lead ingots
    铅锭
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    GB/T 42707.1-2023 Remote operation and maintenance of CNC machine tools Part 1: General requirements
    数控机床远程运维 第1部分:通用要求
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    GB/T 42668-2023 Samarium iron nitrogen bonded permanent magnet powder
    钐铁氮粘结永磁粉
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    GB/T 42656-2023 Test method for kinetic properties of hydrogen absorption and release reaction of rare earth hydrogen storage alloys
    稀土系储氢合金 吸放氢反应动力学性能测试方法
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    GB/T 29918-2023 Test method for pressure-composition isotherm (PCI) of rare earth hydrogen storage alloys
    稀土系储氢合金 压力-组成等温线(PCI)的测试方法
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    GB/T 15677-2023 Metal lanthanum and lanthanum powder
    金属镧及镧粉
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    GB/T 5905.1-2023 Cranes - Inspection and testing specifications - Part 1: General principles
    起重机 检验与试验规范 第1部分:通则
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    GB/T 42824-2023 Emergency lighting
    应急照明
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    GB/T 20150-2023 Erythema reference action spectrum and standard erythema dose
    红斑基准作用光谱及标准红斑剂量
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    GB/T 24716-2023 General technical specifications for solar power supply systems for facilities along highways
    公路沿线设施太阳能供电系统通用技术规范
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    GB/T 29863-2023 Garment drawing
    服装制图
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    GB/T 42942-2023 Textile materials for automotive interiors - Schauer wear test method
    汽车内饰用纺织材料 肖伯尔耐磨试验方法
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    GB/T 42699.2-2023 Textiles Qualitative and quantitative analysis of proteome of certain animal hair fibers Part 2: Reduced protein peptide analysis Matrix-assisted laser desorption ionization time-of-flight mass spectrometry (MALDI-TOF-MS) method
    纺织品 某些动物毛纤维蛋白质组定性和定量分析 第2部分:还原蛋白质多肽分析基质辅助激光解吸电离飞行时间质谱(MALDI-TOF-MS)法
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    GB/T 18887-2023 Geosynthetics Woven/nonwoven composite geotextiles
    土工合成材料 机织/非织造复合土工布
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    GB/T 17640-2023 Geosynthetics Filament woven geotextiles
    土工合成材料 长丝机织土工布
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    GB/T 42907-2023 Testing of non-equilibrium carrier recombination lifetime in silicon ingots, silicon blocks and silicon wafers Non-contact eddy current induction method
    硅锭、硅块和硅片中非平衡载流子复合寿命的测试 非接触涡流感应法
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    GB/T 42905-2023 Testing of Silicon Carbide Epitaxial Layer Thickness Infrared Reflection Method
    碳化硅外延层厚度的测试 红外反射法
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    GB/T 42902-2023 Testing of surface defects of silicon carbide epitaxial wafers Laser scattering method
    碳化硅外延片表面缺陷的测试 激光散射法
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    GB/T 42789-2023 Test method for silicon wafer surface gloss
    硅片表面光泽度的测试方法
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