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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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  • Standard  Code Standard Title Standard Class Order
    GB/T 3488.2-2018 Hardmetals—Metallographic determination of microstructure—Part 2:Measurement of WC grain size
    硬质合金 显微组织的金相测定 第2部分:WC晶粒尺寸的测量
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    GB/T 14986.3-2018 Soft magnetic alloys—Part 3:Iron-cobalt alloys
    软磁合金 第3部分:铁钴合金
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    GB/T 36398-2018 Lanthanum cerium-magnesium alloy
    镧铈镁合金
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    GB/T 14986.4-2018 Soft magnetic alloys—Part 4:Iron-chromium alloys
    软磁合金 第4部分:铁铬合金
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    GB/T 36541-2018 Cerium-aluminium alloys
    铈铝合金
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    GB/T 5094.2-2018 Industrial systems, installations and equipment and industrial products-Structuring principles and reference designations—Part 2: Classification of objects and codes for classes
    工业系统、装置与设备以及工业产品 结构原则与参照代号 第2部分:项目的分类与分类码
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    GB/T 5094.1-2018 Industrial systems,installations and equipment and industrial products—Structuring principles and reference designations—Part 1: Basic rules
    工业系统、装置与设备以及工业产品 结构原则与参照代号 第1部分:基本规则
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    GB/T 11346-2018 Radiograpial testing for aluminum alloy castings—Defect levels
    铝合金铸件射线照相检测 缺陷分级
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    GB/T 18365-2018 Hot-extruded PE protection paralleled high strength wire cable for cable-stayed bridge
    斜拉桥用热挤聚乙烯高强钢丝拉索
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    GB/T 36483-2018 Main cable paralleled wire strands for suspension bridge
    悬索桥用主缆平行钢丝索股
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    GB/T 36399-2018 Continuously hot-dip aluminium-silicon alloy coated steel sheet and strip
    连续热镀铝硅合金镀层钢板及钢带
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    GB/T 36425-2018 Watch-cases and accessories—Colour range and designations of gold alloy coverings
    表壳体及其附件 金合金覆盖层的颜色范围和名称
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    GB/T 36510-2018 Hot-air balloon
    热气球
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    GB/T 36289.1-2018 Insulating films of crystalline silicon photovoltaic(PV) modules—Part 1:Polyethylene terephthalate films
    晶体硅太阳电池组件用绝缘薄膜 第1部分:聚酯薄膜
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    GB/T 36289.2-2018 Insulating films of crystalline silicon photovoltaic (PV) modules—Part 2:Fluorine plastic films
    晶体硅太阳电池组件用绝缘薄膜 第2部分:氟塑料薄膜
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    GB/T 36254-2018 Standard light annular ball bearings primarily for aircraft generators and motor-generators
    航空电机用标准轻型深沟球轴承
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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 36342-2018 Smart campus overall framework
    智慧校园总体框架
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    GB/Z 36517-2018 Rolling bearings—Methods for calculating the modified reference rating life for universally loaded bearings
    滚动轴承 一般载荷条件下轴承修正参考额定寿命计算方法
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    GB/T 36518-2018 Nickel and nickel alloy castings
    镍及镍合金铸件
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    GB/T 1177-2018 Casting magnesium alloys
    铸造镁合金
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    GB/T 16746-2018 Zinc alloy castings
    锌合金铸件
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    GB/T 13820-2018 Magnesium alloy castings
    镁合金铸件
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    GB/T 36592-2018 Methods for chemical analysis of rhodium—Determination of platinum, ruthenium, iridium, palladium, gold, silver, copper, iron, nickel, aluminum, lead, manganese, magnesium, tin, zinc, silicon contents—Inductively coupled plasma mass spectrometry
    铑粉化学分析方法 铂、钌、铱、钯、金、银、铜、铁、镍、铝、铅、锰、镁、锡、锌、硅的测定 电感耦合等离子体质谱法
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    GB/T 18844.2-2018 Plain bearings—Type, appearance and characterization,causes of damage to metallic hydrodynamic bearings—Part 2: Cavation erosion and its countermeasures
    滑动轴承 液体动压金属轴承损坏类型、外观特征和原因分析 第2部分:气蚀及对策
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    GB/T 24152-2018 Sports shoes for basketball and volleyball
    篮排球专业运动鞋
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    GB/T 36785-2018 Test methods of structural insulated panel walls of timber structures
    结构用木质覆面板保温墙体试验方法
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    GB/T 36702.1-2018 Irrigation equipment—Safety devices for chemigation—Part 1: Small plastics valves for chemigation
    灌溉设备 化学灌溉用安全装置 第1部分:化学灌溉用小型塑料阀
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    GB/T 31723.411-2018 Metallic communication cable test methods—Part 4-11: Electromagnetic compatibility (EMC)—Coupling attenuation or screening attenuation of patch cords,coaxial cable assemblies,pre-connectorized cables—Absorbing clamp method
    金属通信电缆试验方法 第4-11部分:电磁兼容 跳线、同轴电缆组件、接连接器电缆的耦合衰减或屏蔽衰减 吸收钳法
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    GB/T 19743-2018 Water-atomized pure iron powder and alloyed steel powder for powder metallurgy
    粉末冶金用水雾化纯铁粉、合金钢粉
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    GB/T 23686-2018 Environmentally conscious design for electrical and electronic products
    电子电气产品环境意识设计
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    GB/T 36571-2018 Technical specification for measurement and verification of electric energy and power savings for parallel reactive power compensation project
    并联无功补偿节约电力电量测量和验证技术规范
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    GB/T 11107-2018 Metallic and its compound powder—Determination of specific surface and particle size—Air permeating method
    金属及其化合物粉末 比表面积和粒度测定 空气透过法
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    GB/T 36593-2018 Method for chemical analysis of iridium powder—Determination of silver, gold, palladium, rhodium, ruthenium, lead, platinum, nickel, copper, iron, tin, zinc, magnesium, manganese, aluminum contents —Inductively coupled plasma atomic emission spectrome
    铱粉化学分析方法 银、金、钯、铑、钌、铅、铂、镍、铜、铁、锡、锌、镁、锰、铝量的测定 电感耦合等离子体原子发射光谱法
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    GB/T 21651-2018 Regenerated zinc and zinc alloy ingots
    再生锌及锌合金锭
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    GB/T 36611-2018 Mechanical properties measurement—Room temperature tensile test of Ag-and/or Ag alloy-sheathed Bi-2223 and Bi-2212 composite superconductors
    力学性能测量 Ag和/或Ag合金包套Bi-2223和Bi-2212复合超导体室温拉伸试验方法
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    GB/T 17737.107-2018 Coaxial communication cables—Part 1-107: Electrical test methods—Test for cable microphony charge level (mechanically induced noise)
    同轴通信电缆 第1-107部分:电气试验方法 电缆颤噪电荷电平(机械感应噪声)试验
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    GB/T 4103.17-2018 Method for chemical analysis of lead and lead alloys—Part 17: Determination of sodium, magnesium contents—Flame atomic absorption spectrometry
    铅及铅合金化学分析方法 第17部分:钠量、镁量的测定 火焰原子吸收光谱法
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    GB/T 36591-2018 Metallographic detection method for coatings on carbide products
    硬质合金制品的涂层金相检测方法
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    GB/T 19495.4-2018 Detection of genetically modified organisms and derived products—Qualitative real-time polymerase chain reaction(PCR) methods
    转基因产品检测 实时荧光定性聚合酶链式反应(PCR)检测方法
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    GB/T 19495.5-2018 Detection of genetically modified organisms and derived products—Quantitative real-time polymerase chain reaction(PCR) methods
    转基因产品检测 实时荧光定量聚合酶链式反应(PCR)检测方法
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    GB/T 36719-2018 General specification of library services for the visually impaired
    图书馆视障人士服务规范
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    GB/T 36655-2018 Test method for alpha crystalline silicon dioxide content of spherical silica powder for electronic packaging—XRD method
    电子封装用球形二氧化硅微粉中α态晶体二氧化硅含量的测试方法 XRD法
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    GB/T 36656-2018 Electronic grade triethylgallium
    电子级三乙基镓
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    GB/T 4060-2018 Test method for boron content in polycrystalline silicon by vacuum zone-melting method
    硅多晶真空区熔基硼检验方法
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    GB/T 26071-2018 Monocrystalline silicon wafers for solar cells
    太阳能电池用硅单晶片
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    GB/T 12964-2018 Monocrystalline silicon polished wafers
    硅单晶抛光片
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    GB/T 12965-2018 Monocrystalline silicon as cut wafers and lapped wafers
    硅单晶切割片和研磨片
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    GB/T 36705-2018 Test method for carrier concentration of gallium nitride substrates—Raman spectrum method
    氮化镓衬底片载流子浓度的测试 拉曼光谱法
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    GB/T 36706-2018 Polycrystalline indium phosphide
    磷化铟多晶
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    GB/T 25076-2018 Monocrystalline silicon for solar cell
    太阳能电池用硅单晶
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    GB/T 18844.1-2018 Plain bearings—Type, appearance and characterization,causes of damage to metallic hydrodynamic bearings—Part 1: General
    滑动轴承 液体动压金属轴承损坏类型、外观特征和原因分析 第1部分:通则
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    GB/T 34484.2-2018 Heat-treatable steels—Part 2: alloy steels for quenching and tempering
    热处理钢 第2部分:淬火及回火合金钢
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    GB 35971-2018 Minimum allowable values of the energy efficiency and energy efficiency grades for hermetic motor-compressor in room air conditioners
    空气调节器用全封闭型电动机-压缩机能效限定值及能效等级
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    GB/T 35979-2018 Technical specification for selection,installation,use and maintenance of metal bellows expansion joints
    金属波纹管膨胀节选用、安装、使用维护技术规范
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    GB/T 35981-2018 Metallurgical equipment—Welding lug—Technical specifications
    冶金设备 焊接吊耳 技术规范
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    GB/T 16895.34-2018 Low-voltage electrical installations—Part 7-753: Requirements for special installations or locations—Heating cables and embedded heating systems
    低压电气装置 第7-753 部分:特殊装置或场所的要求 加热电缆及埋入式加热系统
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    GB/T 35840.1-2018 Steels for plastic mould—Part 1:Non-alloy steels
    塑料模具钢 第1部分:非合金钢
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    GB/T 36024-2018 Metallic materials—Sheet and strip—Biaxial tensile testing method using a cruciform test piece
    金属材料 薄板和薄带 十字形试样双向拉伸试验方法
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    GB/T 36026-2018 High-strength corrosion-resistant alloy bars for oil and gas engineering
    油气工程用高强度耐蚀合金棒
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    GB/T 36119-2018 Targeted poverty alleviation—Management and evaluation guide of village photovoltaic power station
    精准扶贫 村级光伏电站管理与评价导则
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    GB/T 15623.1-2018 Hydraulic fluid power—Electrically modulated hydraulic control valves—Part 1: Test methods for four-port directional flow-control valves
    液压传动 电调制液压控制阀 第1部分:四通方向流量控制阀试验方法
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    GB/T 36115-2018 Targeted poverty alleviation—Technical guide of village photovoltaic power station
    精准扶贫 村级光伏电站技术导则
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    GB/T 21231.1-2018 Acoustics—Measurement of airborne noise emitted and structure-borne vibration induced by small air-moving devices—Part 1: Airborne noise measurement
    声学 小型通风装置辐射的空气噪声和引起的结构振动的测量 第1部分:空气噪声测量
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    GB/T 5293-2018 Solid wire electrodes, tubular cored electrodes and electrode/flux combinations for submerged arc welding of non alloy and fine grain steels
    埋弧焊用非合金钢及细晶粒钢实心焊丝、药芯焊丝和焊丝-焊剂组合分类要求
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    GB/T 21231.2-2018 Acoustics—Measurement of airborne noise emitted and structure-borne vibration induced by small air-moving devices—Part 2: Structure-borne vibration measurements
    声学 小型通风装置辐射的空气噪声和引起的结构振动的测量 第2部分:结构振动测量
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    GB/T 36105-2018 Code allocation specification of the unified social credit identifier for legal entities and other organizations
    法人和其他组织统一社会信用代码赋码操作规范
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    GB/T 18502-2018 Critical current measurement—DC critical current of Ag-and/or Ag alloy-sheathed Bi-2212 and Bi-2223 oxide superconductors
    临界电流测量 银和/或银合金包套Bi-2212和Bi-2223氧化物超导体的直流临界电流
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    GB/T 35857-2018 Safety rules for the construction and installation of electric lifts with inclined path
    斜行电梯制造与安装安全规范
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    GB/T 36166-2018 Copper alloy rods and profiles for hydraulic components
    液压元件用铜合金棒、型材
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    GB/T 20975.2-2018 Methods for chemical analysis of aluminium and aluminium alloys—Part2: Determination of arsenic content
    铝及铝合金化学分析方法 第2部分:砷含量的测定
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    GB/T 20975.1-2018 Methods for chemical analysis of aluminium and aluminium alloys—Part 1:Determination of mercury content
    铝及铝合金化学分析方法 第1部分:汞含量的测定
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    GB/T 36134-2018 Monolithic(unshaped) refractory products—Determination of resistance to explosive spalling during heating
    不定形耐火材料 抗爆裂性试验方法
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    GB/Z 35040-2018 Specifications for operation management of poverty alleviation workshop project
    扶贫车间项目运营管理规范
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    GB/T 35605-2017 Green product assessment-Wall material
    绿色产品评价 墙体材料
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    GB 21341-2017 The norm of energy consumption per unit product of ferroalloy
    铁合金单位产品能源消耗限额
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    GB 34914-2017 Minimum allowable value of water efficiency and water efficiency grades for reverse osmosis drinking water treatment purifiers
    反渗透净水机水效限定值及水效等级
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    GB/T 34905-2017 Sintered metal materials—Determination of the level of cleanliness of powder-metallurgy parts
    烧结金属材料 粉末冶金零部件清洁度的测定
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    GB/T 6881.2-2017 Acoustics—Determination of sound power levels and sound energy levels of noise sources using sound pressure—Engineering methods for small movable sources in reverberant fields—Comparison method for a hard-walled test room
    声学 声压法测定噪声源声功率级和声能量级 混响场内小型可移动声源工程法 硬壁测试室比较法
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    GB/T 34926-2017 Corrugated copper metallic sheath mica tape mineral insulated cables and their terminations with a rated voltage up to and including 0.6/1kV
    额定电压0.6/1kV及以下云母带矿物绝缘波纹铜护套电缆及终端
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    GB/T 25608-2017 Earth-moving machinery—Performance requirements for non-metallic fuel tanks
    土方机械 非金属燃油箱的性能要求
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    GB/Z 17625.14-2017 Electromagnetic compatibility—Limits—Assessment of emission limits for harmonics, interharmonics,voltage fluctuations and unbalance for the connection of disturbing installations to LV power systems
    电磁兼容 限值 骚扰装置接入低压电力系统的谐波、间谐波、电压波动和不平衡的发射限值评估
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    GB/T 16895.2-2017 Low-voltage electrical installations—Part 4-42: Protection for safety—Protection against thermal effects
    低压电气装置 第4-42部分: 安全防护 热效应保护
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    GB/T 15623.2-2017 Hydraulic fluid power—Electrically modulated hydraulic control valves—Part 2: Test methods for three-port directional flow-control valves
    液压传动 电调制液压控制阀 第2部分:三通方向流量控制阀试验方法
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    GB/T 20058-2017 Rolling bearings-Single-row angular contact ball bearings-Chamfer dimensions for outer ring non-thrust side
    滚动轴承 单列角接触球轴承 外圈非推力端倒角尺寸
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    GB/T 34888-2017 Rotary shaft lip-type seals—Determination of installing and removing forces
    旋转轴唇形密封圈 装拆力的测定
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    GB/T 25074-2017 Solar-grade polycrystalline silicon
    太阳能级多晶硅
    China National Standards
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    GB/T 15777-2017 Method for determination of the modulus of elasticity in compression parallel to grain of wood
    木材顺纹抗压弹性模量测定方法
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    GB/T 34895-2017 General rules for metallographic examination of heat treatment
    热处理金相检验通则
    China National Standards
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    GB/T 34844-2017 Wallpaper
    壁纸
    China National Standards
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    GB/T 19068.2-2017 Small wind turbines—Part 2: Test method
    小型风力发电机组 第2部分:试验方法
    China National Standards
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    GB/T 34676-2017 Interior wall coatings for children’s room decorating
    儿童房装饰用内墙涂料
    China National Standards
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    GB/T 19068.1-2017 Small wind turbines—Part 1: Technical condition
    小型风力发电机组 第1部分:技术条件
    China National Standards
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    GB/T 34849-2017 Biaxially oriented polystyrene heat shrinkable film
    双向拉伸聚苯乙烯热收缩薄膜
    China National Standards
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    GB/T 34711-2017 Testing method for classification of chemically unstable gases
    化学不稳定性气体分类试验方法
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    GB/T 34737-2017 Methods of identification for small hive beetle infestation
    蜂巢小甲虫侵害的鉴定方法
    China National Standards
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    GB/T 34838-2017 General technical specifications of equipment and installation for electronic musical instruments teaching system
    电鸣乐器教学系统配备及安装通用技术规范
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    GB/T 34961.2-2017 Information technology—Implementation and operation of customer premises cabling—Part 2: Planning and installation
    信息技术 用户建筑群布缆的实现和操作 第2部分:规划和安装
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    GB/T 16895.28-2017 Low-voltage electrical installations—Part 7-714:Requirements for special installations or locations—External lighting installations
    低压电气装置 第7-714 部分:特殊装置或场所的要求 户外照明装置
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    GB/T 34992-2017 12.5kHz TDMA channel based professional digital trunking communication system—Technical specifications for call control layer of air interface
    基于12.5kHz信道的时分多址(TDMA)专用数字集群通信系统 空中接口呼叫控制层技术规范
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