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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 "Um" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 535-2020 Fertilizer Grade AmmoniUm Sulfate
    肥料级硫酸铵
    China National Standards
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    GB/T 1289-2022 Chemical Reagent SodiUm Oxalate
    化学试剂 草酸钠
    China National Standards
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    GB/T 5291.2-2022 Electric discharge forming machine tools - Accuracy inspection - Part 2: Double colUmn machine tools (moving spindle head type)
    电火花成形机床 精度检验 第2部分:双立柱机床(移动主轴头型)
    China National Standards
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    GB/T 3954-2022 Electrician round alUminum rod
    电工圆铝杆
    China National Standards
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    GB/T 42222-2022 Glass instrUments - Test methods and classification for optical uniformity
    玻璃仪器 光学均匀性测试方法与分级
    China National Standards
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    GB/Z 42085-2022 PneUmatics - Component reliability assessment based on accelerated life testing - General guidelines and procedures
    气动 基于加速寿命试验的元件可靠性评估 通用指南和程序
    China National Standards
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    GB/T 42164-2022 Leather - Chemical tests - Determination of hexavalent chromiUm content under heat aging conditions
    皮革 化学试验 热老化条件下六价铬含量的测定
    China National Standards
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    GB/Z 42215-2022 DocUment Management Environmental and Workplace Safety Rules Affecting Microfilm Processors
    文档管理 影响缩微胶片冲洗机的环境与工作场所安全规则
    China National Standards
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    GB/T 22264.8-2022 Mounted electrical measuring instrUments with digital display - Part 8: Test methods
    安装式数字显示电测量仪表 第8部分:试验方法
    China National Standards
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    GB/T 22264.6-2022 Mounted electrical measuring instrUments with digital display - Part 6: Particular requirements for insulation resistance meters
    安装式数字显示电测量仪表 第6部分:绝缘电阻表的特殊要求
    China National Standards
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    GB/T 22264.7-2022 Mounted electrical measuring instrUments with digital display - Part 7: Particular requirements for multifunction instruments
    安装式数字显示电测量仪表 第7部分:多功能仪表的特殊要求
    China National Standards
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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
    China National Standards
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    GB/T 22264.4-2022 Mounted electrical measuring instrUments with digital display - Part 4: Particular requirements for frequency meters
    安装式数字显示电测量仪表 第4部分:频率表的特殊要求
    China National Standards
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    GB/T 22264.3-2022 Mounted electrical measuring instrUments with digital display - Part 3: Particular requirements for wattmeters and reactive wattmeters
    安装式数字显示电测量仪表 第3部分:功率表和无功功率表的特殊要求
    China National Standards
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    GB/T 22264.2-2022 Mounted electrical measuring instrUments with digital display - Part 2: Particular requirements for ammeters and voltmeters
    安装式数字显示电测量仪表 第2部分:电流表和电压表的特殊要求
    China National Standards
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    GB/T 25441-2022 vacuUm cleaner motor
    吸尘器电机
    China National Standards
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    GB/T 41957-2022 Carbon Black Raw Oil PetroleUm Refining Catalytic Oil Slurry
    炭黑原料油 石油炼制催化油浆
    China National Standards
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    GB/T 25857-2022 Low ambient temperature air source multi-connected heat pUmp (air conditioner) unit
    低环境温度空气源多联式热泵(空调)机组
    China National Standards
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    GB/T 14392.1-2022 Format of international trade docUments - Part 1: Paper documents
    国际贸易单证样式 第1部分:纸质单证
    China National Standards
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    GB/T 26287-2022 AlUminum alloy sacrificial anode for electric water heater
    电热水器用铝合金牺牲阳极
    China National Standards
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    GB/T 21296.6-2022 Automatic weighing instrUments for road vehicles in motion - Part 6: Flat modular
    动态公路车辆自动衡器 第6部分:平板模块式
    China National Standards
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    GB/T 33523.606-2022 Geometric Product Specification (GPS) Surface Structure Area Method Part 606: Nominal Characteristics of Non-Contact (Zoom) Type InstrUments
    产品几何技术规范(GPS) 表面结构 区域法 第606部分:非接触(变焦)式仪器的标称特性
    China National Standards
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    GB/T 33523.605-2022 Product Geometric Specifications (GPS) Surface Structure Area Method Part 605: Nominal Characteristics of Non-Contact (Point AF Probe) Type InstrUments
    产品几何技术规范(GPS) 表面结构 区域法 第605部分:非接触(点自动对焦探针)式仪器的标称特性
    China National Standards
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    GB/T 33523.602-2022 Product Geometry Specification (GPS) Surface Structure Area Method Part 602: Nominal Characteristics of Non-Contact (Confocal Chromatic Probe) Type InstrUments
    产品几何技术规范(GPS) 表面结构 区域法 第602部分:非接触(共聚焦色差探针)式仪器的标称特性
    China National Standards
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    GB/T 33523.604-2022 Product Geometry Specification (GPS) Surface Structure Area Method Part 604: Nominal Characteristics of Non-Contact (Coherent Scanning Interferometry) Type InstrUments
    产品几何技术规范(GPS) 表面结构 区域法 第604部分:非接触(相干扫描干涉)式仪器的标称特性
    China National Standards
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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
    China National Standards
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    GB/T 23608-2022 Recycling platinUm group metal raw materials
    回收铂族金属原料
    China National Standards
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    GB/T 5275.2-2022 Gas analysis - Preparation of calibration gas mixtures by dynamic method - Part 2: Piston pUmps
    气体分析 动态法制备校准用混合气体 第2部分:活塞泵
    China National Standards
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    GB/T 41942-2022 Natural raw rubber and natural rubber latex - Determination of nitrogen content - Micro DUmas combustion method
    天然生胶和天然胶乳 氮含量的测定 微杜马斯燃烧法
    China National Standards
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    GB/T 18916.3-2022 Quotas for water withdrawals Part 3: PetroleUm refining
    取水定额 第3部分:石油炼制
    China National Standards
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    GB/T 4353-2022 Fuel consUmption of passenger cars
    载客汽车运行燃料消耗量
    China National Standards
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    GB/T 4352-2022 Truck running fuel consUmption
    载货汽车运行燃料消耗量
    China National Standards
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    GB/T 41939-2022 Determination of magnesiUm content in rubber - Atomic absorption spectrometry
    橡胶中镁含量的测定 原子吸收光谱法
    China National Standards
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    GB/T 41950-2022 Metallic coatings Zinc and zinc alloy electroplating with hexavalent chromiUm-free treatment on steel
    金属覆盖层 钢铁上经过无六价铬处理的锌和锌合金电镀层
    China National Standards
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    GB/T 26416.4-2022 Methods for chemical analysis of rare earth iron alloys - Part 4: Determination of iron content - PotassiUm dichromate titration method
    稀土铁合金化学分析方法 第4部分:铁量的测定 重铬酸钾滴定法
    China National Standards
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    GB/T 26416.3-2022 Chemical analysis methods of rare earth ferroalloys - Part 3: Determination of calciUm, magnesium, aluminum, nickel, manganese content - Inductively coupled plasma emission spectrometry
    稀土铁合金化学分析方法 第3部分:钙、镁、铝、镍、锰量的测 定 电感耦合等离子体发射光谱法
    China National Standards
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    GB/T 17713-2022 Range hoods and other cooking fUme extraction devices
    吸油烟机及其他烹饪烟气吸排装置
    China National Standards
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    GB/T 42093.2-2022 Standard docUment structuring - Metamodel - Part 2: Specifications
    标准文档结构化 元模型 第2部分:技术指标
    China National Standards
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    GB/T 42093.1-2022 Standard docUment structuring - Metamodel - Part 1: Full text
    标准文档结构化 元模型 第1部分:全文
    China National Standards
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    GB/T 42145-2022 Requirements for the construction of government website webpage electronic docUment management system
    政府网站网页电子文件管理系统建设要求
    China National Standards
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    GB/T 26727-2022 Recycling IndiUm Raw Materials
    回收铟原料
    China National Standards
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    GB/T 13747.26-2022 Methods for chemical analysis of zirconiUm and zirconium alloys - Part 26: Determination of alloys and impurity elements - Inductively coupled plasma atomic emission spectrometry
    锆及锆合金化学分析方法 第26部分:合金及杂质元素的测定 电感耦合等离子体原子发射光谱法
    China National Standards
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    GB/T 37211.3-2022 Methods for chemical analysis of germaniUm metal - Part 3: Determination of trace impurity elements - Glow discharge mass spectrometry
    金属锗化学分析方法 第3部分:痕量杂质元素的测定 辉光放电质谱法
    China National Standards
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    GB/T 42274-2022 Determination of content and distribution of trace elements (magnesiUm, gallium) in aluminum nitride materials Secondary ion mass spectrometry
    氮化铝材料中痕量元素(镁、镓)含量及分布的测定 二次离子质谱法
    China National Standards
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    GB/T 42260-2022 LithiUm iron phosphate electrochemical performance test cycle life test method
    磷酸铁锂电化学性能测试 循环寿命测试方法
    China National Standards
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    GB/T 42161-2022 Electrochemical Performance Test of LithiUm Iron Phosphate Test Method for First Discharge Specific Capacity and First Charge and Discharge Efficiency
    磷酸铁锂电化学性能测试 首次放电比容量及首次充放电效率测试方法
    China National Standards
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    GB/T 14352.24-2022 Methods for chemical analysis of tungsten ore and molybdenUm ore - Part 24: Determination of germanium content - Inductively coupled plasma mass spectrometry
    钨矿石、钼矿石化学分析方法 第24部分:锗含量的测定 电感耦合等离子体质谱法
    China National Standards
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    GB/T 42257-2022 ChromiUm-erbium co-doped yttrium-scandium-gallium garnet crystal optical and laser performance measurement method
    铬铒共掺钇钪镓石榴石晶体光学及激光性能测量方法
    China National Standards
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    GB/T 42273-2022 ZirconiUm compound chemical analysis method Calcium, hafnium, titanium, sodium, iron, chromium, cadmium, zinc, manganese, copper, nickel, lead content determination Inductively coupled plasma atomic emission spectrometry
    锆化合物化学分析方法 钙、铪、钛、钠、铁、铬、镉、锌、锰、铜、镍、铅含量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
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    GB/T 42159-2022 TitaniUm and titanium alloy rods and wires for fasteners
    紧固件用钛及钛合金棒材和丝材
    China National Standards
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    GB/T 42221-2022 Jewelry ConsUmer Confidence in the Diamond Industry
    首饰 钻石行业的消费者信心
    China National Standards
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    GB/T 42149-2022 Rail transit Ground installations Technical specifications for current protection of mediUm-voltage power supply systems based on digital communication
    轨道交通 地面装置 基于数字通信的中压供电系统电流保护技术规范
    China National Standards
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    GB/T 42108-2022 Information and DocUmentation Organizational Metadata
    信息与文献 组织机构元数据
    China National Standards
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    GB/T 19688-2022 Information and DocUmentation Data Exchange and Search Bibliographic Data Meta-Catalogue
    信息与文献 数据交换和查询书目数据元目录
    China National Standards
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    GB/T 15963-2022 SodiUm dodecyl sulfate
    十二烷基硫酸钠
    China National Standards
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    GB/T 13529-2022 SodiUm Ethoxylated Alkyl Sulfate
    乙氧基化烷基硫酸钠
    China National Standards
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    GB/T 14536.15-2022 Electric automatic controllers - Part 15: Particular requirements for hUmidity sensitive controllers
    电自动控制器 第15部分:湿度敏感控制器的特殊要求
    China National Standards
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    GB/T 42152-2022 General specification for remanufacturing waste office consUmables and accessories
    废旧办公耗材与配件再制造通用规范
    China National Standards
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    GB/T 42091-2022 Specification for smelting and ingot casting of vacuUm steel ingots for large steel forgings
    大型锻钢件用真空钢锭的冶炼与铸锭规范
    China National Standards
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    GB/T 42175-2022 Determination of copper, lead, zinc, cadmiUm and chromium in drilling mud and drilling cuttings for offshore oil exploration and development Microwave digestion-inductively coupled plasma mass spectrometry
    海洋石油勘探开发钻井泥浆和钻屑中铜、铅、锌、镉、铬的测定 微波消解-电感耦合等离子体质谱法
    China National Standards
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    GB/T 42256-2022 Analytical Method of RutheniUm-106 in Seawater Gamma Energy Spectroscopy
    海水中钌-106的分析方法 γ能谱法
    China National Standards
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    GB/T 20200-2022 SodiUm α-alkenyl sulfonate
    α-烯基磺酸钠
    China National Standards
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    GB/T 17851-2022 Product Geometric Specifications (GPS) Geometric Tolerancing DatUms and Datum Systems
    产品几何技术规范(GPS) 几何公差 基准和基准体系
    China National Standards
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    GB/T 19557.25-2022 Guidance on testing for plant variety specificity (distinguishability), identity and stability of CucUmber
    植物品种特异性(可区别性)、一致性和稳定性测试指南 黄瓜
    China National Standards
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    GB/T 42097-2022 Specifications for Integrity Management of Aboveground PetroleUm Storage (Reserve)
    地上石油储(备)库完整性管理规范
    China National Standards
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    GB 21346-2022 Energy consUmption quota per unit product of electrolytic aluminum and alumina
    电解铝和氧化铝单位产品能源消耗限额
    China National Standards
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    GB 29448-2022 Energy consUmption quota per unit product of titanium sponge and titanium ingot
    海绵钛和钛锭单位产品能源消耗限额
    China National Standards
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    GB 21341-2022 Energy consUmption quota per unit product of ferroalloy
    铁合金单位产品能源消耗限额
    China National Standards
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    GB 41618-2022 Emission standard of air pollutants for lime and calciUm carbide industry
    石灰、电石工业大气污染物排放标准
    China National Standards
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    GB 32030-2022 Allowable values of energy efficiency and energy efficiency grades for submersible electric pUmps
    潜水电泵能效限定值及能效等级
    China National Standards
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    GB 25324-2022 Energy consUmption quota per unit product of carbon for aluminum
    铝用炭素单位产品能源消耗限额
    China National Standards
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    GB 28489-2022 Limits of Hazardous Substances in Musical InstrUments
    乐器有害物质限量
    China National Standards
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    GB 31241-2022 LithiUm-ion cells and batteries for portable electronic products Safety technical specifications
    便携式电子产品用锂离子电池和电池组 安全技术规范
    China National Standards
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    GB 29447-2022 Energy consUmption quota per unit product of polysilicon and germanium
    多晶硅和锗单位产品能源消耗限额
    China National Standards
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    GB 7300.303-2022 Feed additives - Part 3: Mineral elements and their complexes (chelates) - PotassiUm iodate
    饲料添加剂 第3部分:矿物元素及其络(螯)合物 碘酸钾
    China National Standards
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    GB/T 41825-2022 Management Specifications for Cross-border E-commerce Comprehensive Service Business of Small, MediUm and Micro Enterprises
    中小微企业跨境电商综合服务业务管理规范
    China National Standards
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    GB/T 41908-2022 HUman Fecal Sample Collection and Processing
    人类粪便样本采集与处理
    China National Standards
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    GB/T 41725-2022 Guidelines for Establishing Limits of Chemical Substances in ConsUmer Products
    消费品中化学物质限量制定导则
    China National Standards
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    GB/T 41826-2022 Guidelines for Reliability Improvement of ConsUmer Products Based on Quality Assurance Data
    基于质保数据的消费品可靠性改进指南
    China National Standards
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    GB/T 24620-2022 Service Standards Formulation Guidelines Considering ConsUmer Needs
    服务标准制定导则 考虑消费者需求
    China National Standards
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    GB/T 12085.20-2022 Optics and photonics - Environmental test methods - Part 20: HUmid air containing sulfur dioxide, hydrogen sulfide
    光学和光子学 环境试验方法 第20部分:含二氧化硫、硫化氢的湿空气
    China National Standards
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    GB/T 41769-2022 CdZnTe chemical analysis method - Determination of zinc and cadmiUm content - Inductively coupled plasma atomic emission spectrometry
    碲锌镉化学分析方法 锌和镉含量的测定 电感耦合等离子体原子发射光谱法
    China National Standards
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    GB/T 41860.2-2022 Forming molds - Retaining rings - Part 2: Retaining rings for small and mediUm molds with heat shields, types C and D
    成型模 定位圈 第2部分:带隔热板的中小型模具定位圈 C型和D型
    China National Standards
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    GB/T 41860.1-2022 Forming molds - Retaining rings - Part 1: Retaining rings for small and mediUm-sized molds without heat shields, types A and B
    成型模 定位圈 第1部分:无隔热板的中小型模具定位圈 A型和B型
    China National Standards
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    GB/T 28879-2022 Model preparation method of electrical instrUments and meters
    电工仪器仪表产品型号编制方法
    China National Standards
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    GB/T 41767-2022 Test method for moisture absorption performance and equilibriUm state adjustment of polymer matrix composites
    聚合物基复合材料吸湿性能及平衡状态调节试验方法
    China National Standards
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    GB/T 4728.8-2022 Graphical symbols for electrical diagrams - Part 8: Measuring instrUments, lamps and signaling devices
    电气简图用图形符号 第8部分:测量仪表、灯和信号器件
    China National Standards
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    GB/T 41979.5-2022 Friction stir spot welding of alUminum and aluminum alloys - Part 5: Quality and inspection requirements
    搅拌摩擦点焊 铝及铝合金 第5部分: 质量与检验要求
    China National Standards
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    GB/T 41979.4-2022 Friction stir spot welding of alUminum and aluminum alloys - Part 4: Welding procedure specification and qualification
    搅拌摩擦点焊 铝及铝合金 第4部分:焊接工艺规程及评定
    China National Standards
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    GB/T 41979.3-2022 Friction stir spot welding of alUminum and aluminum alloys - Part 3: Skill assessment of welding operators
    搅拌摩擦点焊 铝及铝合金 第3部分:焊接操作工的技能评定
    China National Standards
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    GB/T 41979.2-2022 Friction stir spot welding of alUminum and aluminum alloys - Part 2: Design of welded joints
    搅拌摩擦点焊 铝及铝合金 第2部分:焊接接头设计
    China National Standards
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    GB/T 41979.1-2022 Friction stir spot welding of alUminum and aluminum alloys - Part 1: Terms and definitions
    搅拌摩擦点焊 铝及铝合金 第1部分:术语及定义
    China National Standards
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    GB/T 3621-2022 TitaniUm and titanium alloy plates
    钛及钛合金板材
    China National Standards
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    GB/T 41879-2022 Plastics - Burning behavior - MediUm-scale fire tests of fiber-reinforced polymer composites
    塑料 燃烧性能 纤维增强聚合物复合材料的中等尺寸耐火测试
    China National Standards
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    GB/T 13870.1-2022 Effects of electric currents on hUmans and domestic animals - Part 1: General
    电流对人和家畜的效应 第1部分:通用部分
    China National Standards
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    GB/T 41822-2022 Hot heliUm leak detection method for high temperature pressure-bearing parts of nuclear fusion reactor
    核聚变堆高温承压部件的热氦检漏方法
    China National Standards
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    GB/T 1871.5-2022 Determination of magnesiUm oxide content in phosphate rocks and concentrates - Flame atomic absorption spectrometry, volumetric and inductively coupled plasma emission spectrometry
    磷矿石和磷精矿中氧化镁含量的测定 火焰原子吸收光谱法、容量法和电感耦合等离子体发射光谱法
    China National Standards
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    GB/T 3452.5-2022 O-ring rubber seals for hydraulic and pneUmatic use - Part 5: Specification for elastomeric materials
    液压气动用O形橡胶密封圈 第5部分:弹性体材料规范
    China National Standards
    Um

    English PDF
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