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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 "GB" GB Standards List:
  • GB/T 15469.2-2007- English Version of China National Standard
    Hydraulic turbines, storage pumps and pump-turbines cavitation pitting evaluation - Part 2: Cavitation pitting evaluation in storage pumps and pump-turbines
    水轮机、蓄能泵和水泵水轮机空蚀评定 第2部分:蓄能泵和水泵水轮机的空蚀评定
    GB/T 21211-2007- English Version of China National Standard
    Roating electrical machines - Equivalent loading and super-position techniques - Indirect testing to determine temperature rise
    等效负载和叠加试验技术 间接法确定旋转电机温升
    GB/T 3048.12-2007- English Version of China National Standard
    Test methods for electrical properties of electric cables and wires - Part 12:Partial discharge test
    电线电缆电性能试验方法 第12部分:局部放电试验
    GB/T 3048.16-2007- English Version of China National Standard
    Test methods for electrical properties of electric cables and wires - Part 16: Surface resistance test
    电线电缆电性能试验方法 第16部分:表面电阻试验
    GB/T 5654-2007- English Version of China National Standard
    Insulating liquids - Measurement of relative permittivity, dielectric dissipation factor(tanδ)and d.c. resistivity
    液体绝缘材料 相对电容率、介质损耗因数和直流电阻率的测量
    GB/T 17189-2007- English Version of China National Standard
    Code for field measurement of vibrations and pulsation in hydraulic machines (turbines, storage pumps and pump-turbines)
    水力机械(水轮机、蓄能泵和水泵水轮机)振动和脉动现场测试规程
    GB/T 15022.2-2007- English Version of China National Standard
    Resin besed reactive compounds used for electrical insulation - Part 2: Methods of test
    电气绝缘用树脂基活性复合物 第2部分: 试验方法
    GB/T 21205-2007- English Version of China National Standard
    Specification for the refurbishing of rotating electrical machines
    旋转电机整修规范
    GB/T 21219-2007- English Version of China National Standard
    Magnetic materials - Classification
    磁性材料 分类
    GB/T 3048.7-2007- English Version of China National Standard
    Test methods for electrical properties of electric cables and wires - Part 7: Tracking resistance test
    电线电缆电性能试验方法 第7部分:耐电痕试验
    GB/T 5019.6-2007- English Version of China National Standard
    Specification for insulating materials based on mica - Part 3: Specifications for individual materials - Sheet 4: Polyester film-backed mica paper with a B-stage epoxy resin binder
    以云母为基的绝缘材料 第6部分: 聚酯薄膜补强B阶环氧树脂粘合云母带
    GB/T 10404-2007- English Version of China National Standard
    General specification for multipolar and two-speed electrical resolvers
    多极和双通道旋转变压器通用技术条件
    GB/T 1408.3-2007- English Version of China National Standard
    Electric strength of insulating materials test methods - Part 3: Additional requirements for 1,2/50μs impulse tests
    绝缘材料电气强度试验方法 第3部分:1.2/50μs脉冲试验补充要求
    GB/T 17948.5-2007- English Version of China National Standard
    Rotating electrical machines - Functional evaluation of insulation systems - Test procedures for form-wound windings - Multifactor functinal evaluation - Endurance under combined thermal and electrical stresses of insulation system used in machines up to
    旋转电机绝缘结构功能性评定 成型绕组试验规程 多因子功能性评定 50MVA、15kV及以下电机绝缘结构热、电综合应力耐久性
    GB/T 21210-2007- English Version of China National Standard
    Starting performance of single-speed three-phase cage induction motors
    单速三相笼型感应电动机起动性能
    GB/T 21220-2007- English Version of China National Standard
    Soft magnetic metallic materials
    软磁金属材料
    GB/T 21222-2007- English Version of China National Standard
    Methods for the determination of the lightning impulse breakdown voltage of insulating liquids
    绝缘液体 雷电冲击击穿电压测定方法
    GB/T 21217.1-2007- English Version of China National Standard
    Corrugated pressboard and presspaper for electrical purposes - Part 1: Definitions designations and general requirements
    电气用波纹纸板和薄纸板 第1部分:定义、命名及一般要求
    GB/T 3048.8-2007- English Version of China National Standard
    Test methods for electrical properties of electric cables and wires - Part 8:AC Voltage test
    电线电缆电性能试验方法 第8部分:交流电压试验
    GB/T 3048.2-2007- English Version of China National Standard
    Test methods for electrical properties of electric cables and wires - Part 2:Test of electrical resistivity of metallic materials
    电线电缆电性能试验方法 第2部分:金属材料电阻率试验
    GB/T 311.3-2007- English Version of China National Standard
    Insulation coordination - Part 3:Procedures for high-voltage direct current(HVDC) converter stations
    绝缘配合 第3部分:高压直流换流站绝缘配合程序
    GB/T 3048.14-2007- English Version of China National Standard
    Test methods for electrical properties of electric cables and wires - Part 14: DC voltage test
    电线电缆电性能试验方法 第14部分:直流电压试验
    GB/T 3048.13-2007- English Version of China National Standard
    Test methods for electrical properties of electric cables and wires - Part 13:Impulse voltage test
    电线电缆电性能试验方法 第13部分:冲击电压试验
    GB/Z 21212-2007- English Version of China National Standard
    Polyester film for membrane switches
    薄膜开关用聚酯薄膜
    GB/T 1981.1-2007- English Version of China National Standard
    Varnishes used for electrical insulation - Part 1: Definitions and general requirements
    电气绝缘用漆 第1部分:定义和一般要求
    GB/T 21226-2007- English Version of China National Standard
    Semiconductor convertors - Identification code for convertor connections
    半导体变流器 变流联结的标识代号
    GB/T 3048.1-2007- English Version of China National Standard
    Test methods for electrical properties of electric cables and wires - Part 1: General
    电线电缆电性能试验方法 第1部分:总则
    GB/T 3048.10-2007- English Version of China National Standard
    Test methods for electrical properties of electric cables and wires - Part 10:Spark test of extruded protective sheaths
    电线电缆电性能试验方法 第10部分:挤出护套火花试验
    GB/T 10066.31-2007- English Version of China National Standard
    Test methods for electroheat installtions - Part 31: High-frequency induction heating installation- Test methods for the determination of power output of the generator
    电热装置的试验方法 第31部分:高频感应加热装置发生器输出功率的测定
    GB/Z 21213-2007- English Version of China National Standard
    High strength laminated sheet based on halongen-free flame-resistant resins and glass cloth
    无卤阻燃高强度玻璃布层压板
    GB/Z 21215-2007- English Version of China National Standard
    Rigid laminated sheet based on modified diphenyl ether resins and glass cloth
    改性二苯醚玻璃布层压板
    GB/Z 21214-2007- English Version of China National Standard
    Polyester film for flyback transformer
    行输出变压器用聚酯薄膜
    GB/T 10065-2007- English Version of China National Standard
    Gassing of insulating liquids under electrical stress and ionization
    绝缘液体在电应力和电离作用下的析气性测定方法
    GB/T 3048.9-2007- English Version of China National Standard
    Test methods for electrical properties of electric cables and wires - Part 9:Spark test of insulated cores
    电线电缆电性能试验方法 第9部分:绝缘线芯火花试验
    GB/T 21224-2007- English Version of China National Standard
    Methods of test for the evaluation of water treeing in insulating materials
    评定绝缘材料水树枝化的试验方法
    GB/T 10241-2007- English Version of China National Standard
    Resolver,electrical,General specification for
    旋转变压器通用技术条件
    GB/T 5541-2007- English Version of China National Standard
    Disrerse dyes - Determination of stability of dispersion at high temperature - Filter test of double filter papers
    分散染料 高温分散稳定性的测定 双层滤纸过滤法
    GB/T 14829-2007- English Version of China National Standard
    Variable-speed V-belts for agricultural machinery
    农业机械用变速V带
    GB/T 5546-2007- English Version of China National Standard
    Resin finishing agent - Determination of the nonvolatile content
    树脂整理剂 不挥发组分的测定
    GB/T 5547-2007- English Version of China National Standard
    Resin finishing agent - Determination of the viscosity
    树脂整理剂 黏度的测定
    GB/T 3780.6-2007- English Version of China National Standard
    Carbon black - Part 6:Determination of tinting strength
    炭黑 第6部分:着色强度的测定
    GB/T 3899.2-2007- English Version of China National Standard
    Commercial dyestuffs for textile - Standard colour cards for the nomenclature
    纺织品用染料产品 命名标准色卡
    GB/T 1186-2007- English Version of China National Standard
    Rubber hoses,textile-reinforced,for compressed air-Specification
    压缩空气用织物增强橡胶软管
    GB/T 21184-2007- English Version of China National Standard
    Rubber compounding ingredienets - Sulfenamide accelerators - Test methods
    橡胶配合剂 次磺酰胺促进剂 试验方法
    GB/T 5542-2007- English Version of China National Standard
    Dyestuffs - Determination of large particles - Filter method of single layer filter cloth
    染料 大颗粒的测定 单层滤布过滤法
    GB/T 3899.1-2007- English Version of China National Standard
    Commercial dyestuffs for textile - The principle of nomenclature
    纺织品用染料产品 命名原则
    GB/T 2374-2007- English Version of China National Standard
    Dyestuffs - General rules for dyeing test
    染料 染色测定的一般条件规定
    GB/T 6691-2007- English Version of China National Standard
    Resin finishing agent - Determination of refractive index
    树脂整理剂 折射率的测定
    GB/T 5548-2007- English Version of China National Standard
    Resin finishing agent - Determination of the sability of solution after adding catalyst
    树脂整理剂 加催化剂后溶液稳定性的测定
    GB/T 15327-2007- English Version of China National Standard
    Variable-speed-changers wide V-belts for industry
    工业用变速宽V带

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