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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 "La" GB Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 42828.2-2023 General techniques for improving saline-alkali Land Part 2: Improvement of rice fields, ponds, fisheries and agriculture
    盐碱地改良通用技术 第2部分：稻田池塘渔农改良    		 China National Standards
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    GB/T 42828.1-2023 General technology for saline-alkali Land improvement Part 1: Iron tailings improvement
    盐碱地改良通用技术 第1部分：铁尾砂改良    		 China National Standards
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    GB/T 42819-2023 General Technical ReguLations for Passivation of Heavy Metal Contaminated Soil in Agricultural Products Producing Areas
    农产品产地重金属污染土壤钝化通用技术规程    		 China National Standards
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    GB/T 42886-2023 Microscope Digital Imaging DispLay Microscope Imaging performance information provided to the user
    显微镜 数字成像显示显微镜 提供给用户的成像性能信息    		 China National Standards
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    GB/T 42872-2023 Non-destructive testing Ultrasonic testing and evaluation methods for in-service steam turbine bLades
    无损检测 在役汽轮机叶片超声检测和评价方法    		 China National Standards
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    GB/T 10095.2-2023 Cylindrical gear ISO tooth surface tolerance cLassification system Part 2: Definition and allowable value of radial comprehensive deviation
    圆柱齿轮 ISO齿面公差分级制 第2部分：径向综合偏差的定义和允许值    		 China National Standards
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    GB/T 42952.1-2023 ThermopLastic pipes for fluid conveyance - Dimensions and tolerances - Part 1: Metric series
    流体输送用热塑性塑料管材 尺寸和公差 第1部分：公制系列    		 China National Standards
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    GB/T 13021-2023 Polyolefin pipes and fittings - Determination of carbon bLack content - Calcination and pyrolysis methods
    聚烯烃管材和管件 炭黑含量的测定 煅烧和热解法    		 China National Standards
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    GB/T 42827-2023 Performance test methods for AC ventiLating fans and their speed regulators for household and similar purposes
    家用和类似用途的交流换气扇及其调速器 性能测试方法    		 China National Standards
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    GB/T 26176-2023 Soymilk Makers for Household and SimiLar Purposes
    家用和类似用途豆浆机    		 China National Standards
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    GB/T 42923-2023 GLass fiber reinforced plastic products Determination of fiber length
    玻璃纤维增强塑料制品 纤维长度的测定    		 China National Standards
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    GB/T 8291-2023 Latex - Determination of clot content (sieve residue)
    胶乳 凝块含量（筛余物）的测定    		 China National Standards
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    GB/T 42924.4-2023 PLastics. Smoke generation. Determination of corrosiveness of combustion streams. Part 4: Dynamic decomposition method using a cone corrosion meter.
    塑料 烟雾产生 燃烧流腐蚀性的测定 第4部分:使用锥形腐蚀计的动态分解法    		 China National Standards
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    GB/T 42924.1-2023 PLastics. Smoke generation. Determination of corrosiveness of combustion streams. Part 1: General terminology and applications.
    塑料 烟雾产生 燃烧流腐蚀性的测定 第1部分:通用术语和应用    		 China National Standards
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    GB/T 42922-2023 PLastics - Determination of organic solvent extractables - Chemical methods
    塑料 有机溶剂可萃取物的测定 化学方法    		 China National Standards
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    GB/T 42920-2023 PLastics - Evaluation of fire resistance properties and fire performance of fiber reinforced plastic composites
    塑料 纤维增强塑料复合材料耐火特性和防火性能的评定    		 China National Standards
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    GB/T 42919.6-2023 PLastics - Determination of thermal conductivity and thermal diffusivity - Part 6: Comparative method based on temperature modulation technology
    塑料 导热系数和热扩散系数的测定 第6部分：基于温度调制技术的比较法    		 China National Standards
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    GB/T 42919.4-2023 PLastics - Determination of thermal conductivity and thermal diffusivity - Part 4: Laser flash method
    塑料 导热系数和热扩散系数的测定 第4部分:激光闪光法    		 China National Standards
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    GB/T 42919.3-2023 PLastics - Determination of thermal conductivity and thermal diffusivity - Part 3: Temperature wave analysis method
    塑料 导热系数和热扩散系数的测定 第3部分：温度波分析法    		 China National Standards
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    GB/T 42919.1-2023 PLastics - Determination of thermal conductivity and thermal diffusivity - Part 1: General principles
    塑料 导热系数和热扩散系数的测定 第1部分:通则    		 China National Standards
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    GB/T 42918.1-2023 PLastics - Thermoplastic polyurethanes for molding and extrusion - Part 1: Nomenclature system and basis for classification
    塑料 模塑和挤出用热塑性聚氨酯 第1部分：命名系统和分类基础    		 China National Standards
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    GB/T 33061.7-2023 PLastics - Determination of dynamic mechanical properties - Part 7: Non-resonant torsional vibration method
    塑料 动态力学性能的测定 第7部分: 非共振扭转振动法    		 China National Standards
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    GB/T 33061.6-2023 PLastics - Determination of dynamic mechanical properties - Part 6: Non-resonant shear vibration method
    塑料 动态力学性能的测定 第6部分：非共振剪切振动法    		 China National Standards
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    GB/T 33061.5-2023 PLastics - Determination of dynamic mechanical properties - Part 5: Non-resonant bending vibration method
    塑料 动态力学性能的测定 第5部分：非共振弯曲振动法    		 China National Standards
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    GB/T 33061.4-2023 PLastics - Determination of dynamic mechanical properties - Part 4: Non-resonant tensile vibration method
    塑料 动态力学性能的测定 第4部分: 非共振拉伸振动法    		 China National Standards
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    GB/T 7139-2023 PLastics. Homopolymers and copolymers of vinyl chloride. Determination of chlorine content.
    塑料 氯乙烯均聚物和共聚物 氯含量的测定    		 China National Standards
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    GB/T 22188.4-2023 Ergonomic Design of Control Centers Part 4: Workstation Layout and Dimensions
    控制中心的人类工效学设计 第4部分：工作站的布局和尺寸    		 China National Standards
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    GB/T 16252-2023 Adult hand size cLassification
    成年人手部尺寸分型    		 China National Standards
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    GB/T 15759-2023 Human body tempLate design and usage requirements
    人体模板设计和使用要求    		 China National Standards
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    GB/T 23981.2-2023 Paints and varnishes - Determination of hiding power - Part 2: BLack and white grid method
    色漆和清漆 遮盖力的测定 第2部分：黑白格板法    		 China National Standards
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    GB/T 42374-2023 Standards for CLassification and Evaluation of Popular Skiing Events
    大众滑雪赛事活动等级划分与评定规范    		 China National Standards
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    GB/T 18266.5-2023 CLassification of sports venues Part 5: Classification and assessment of ski resorts
    体育场所等级的划分 第5部分：滑雪场所星级划分及评定    		 China National Standards
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    GB 15741-1995 Vehicle and Trailer License PLate (Frame) and its Position "No. 1 Amendment"
    汽车和挂车号牌板(架)及其位置《第1号修改单》    		 China National Standards
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    GB 21520-2023 DispLay energy efficiency allowable value and energy efficiency grade
    显示器能效限定值及能效等级    		 China National Standards
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    GB 7300.504-2023 Feed additives-Part 5: Microorganisms Lactobacillus acidophilus
    饲料添加剂 第5部分：微生物 嗜酸乳杆菌    		 China National Standards
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    GB 7300.502-2023 Feed additives-Part 5: Microorganisms Lactobacillus plantarum
    饲料添加剂 第5部分：微生物 植物乳杆菌    		 China National Standards
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    GB/T 15776-2023 Afforestation technical reguLations
    造林技术规程    		 China National Standards
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    GB/T 33636-2023 Pneumatic Plug-in fittings for pLastic pipes
    气动 用于塑料管的插入式管接头    		 China National Standards
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    GB/T 22362-2023 Laboratory glassware flask
    实验室玻璃仪器 烧瓶    		 China National Standards
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    GB/T 42646-2023 Layout and measurement method of spaceborne laser altimeter site calibration detector
    星载激光测高仪场地定标探测器布设与测量方法    		 China National Standards
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    GB/T 42647-2023 On-orbit site calibration method for spaceborne Laser altimeter
    星载激光测高仪在轨场地定标方法    		 China National Standards
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    GB/T 41638.3-2023 PLastics - Carbon and environmental footprints of bio-based plastics - Part 3: Requirements and guidelines for the quantification of process carbon footprints
    塑料 生物基塑料的碳足迹和环境足迹 第3部分：过程碳足迹 量化要求与准则    		 China National Standards
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    GB/T 41638.2-2023 PLastics - Carbon and environmental footprints of bio-based plastics - Part 2: Carbon footprint of materials - Amount (mass) of CO2 incorporated into polymer molecules from the air
    塑料 生物基塑料的碳足迹和环境足迹 第2部分：材料碳足迹 由空气中并入到聚合物分子中CO2的量（质量）    		 China National Standards
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    GB/T 42764-2023 PLastics - Evaluation of the intrinsic aerobic biodegradability of materials exposed to marine inoculum under laboratory mesophilic conditions - Test methods and requirements
    塑料 在实验室中温条件下暴露于海洋接种物的材料固有需氧生物分解能力评估 试验方法与要求    		 China National Standards
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    GB/T 6683.3-2023 Petroleum and reLated products—Measurement methods and precision of results—Part 3: Monitoring and verification of published precision data for test methods
    石油及相关产品 测量方法与结果精密度 第3部分：试验方法已发布精密度数据的监测和验证    		 China National Standards
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    GB/T 42534.2-2023 Fluid Power Systems and Components Reference Dictionary Specification Part 2: Definitions of Pneumatic Product CLasses and Characteristics
    流体传动系统及元件 参考词典规范 第2部分：气动产品类与特性的定义    		 China National Standards
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    GB/T 42681-2023 CircuLar economy performance evaluation Utilization of agricultural waste resources
    循环经济绩效评价 农业废弃物资源化利用    		 China National Standards
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    GB/T 42599-2023 Wind power generation system electrical simuLation model verification
    风能发电系统 电气仿真模型验证    		 China National Standards
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    GB/T 36237-2023 Wind Power Generation System General Electric SimuLation Model
    风能发电系统 通用电气仿真模型    		 China National Standards
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    GB/T 16824.1-2023 Hex FLange Tapping Screws
    六角凸缘自攻螺钉    		 China National Standards
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    GB/T 15856.5-2023 Hex fLange self-drilling self-tapping screws
    六角凸缘自钻自攻螺钉    		 China National Standards
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    GB/T 9239.31-2023 Mechanical vibration - Rotor baLancing - Part 31: Machine unbalance variability and unbalance sensitivity
    机械振动 转子平衡 第31部分： 机器不平衡易变性和不平衡灵敏度    		 China National Standards
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    GB/T 7998-2023 Evaluation method of intergranuLar corrosion susceptibility of aluminum alloy
    铝合金晶间腐蚀敏感性评价方法    		 China National Standards
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    GB/T 24475-2023 Elevator remote aLarm system
    电梯远程报警系统    		 China National Standards
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    GB/T 26938-2023 Technical reguLations for embryo production and transplantation in bovine
    牛体内胚胎生产与移植技术规程    		 China National Standards
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    GB/Z 42759-2023 Smart City: Guidelines for the CLassification of AI Technology Application Scenarios
    智慧城市 人工智能技术应用场景分类指南    		 China National Standards
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    GB/T 4798.4-2023 CLassification of environmental conditions Classification of environmental parameter groups and their severity levels Part 4: Stationary use in places without weather protection
    环境条件分类 环境参数组分类及其严酷程度分级 第4部分：无气候防护场所固定使用    		 China National Standards
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    GB/T 36507-2023 Safety reguLations for the use, operation and maintenance of industrial vehicles
    工业车辆 使用、操作与维护安全规范    		 China National Standards
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    GB/T 20986-2023 Information security technology - Guidelines for cLassification and grading of network security incidents
    信息安全技术 网络安全事件分类分级指南    		 China National Standards
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    GB/T 42583-2023 Information Security Technology - Technical Specifications for Government Network Security Monitoring PLatform
    信息安全技术 政务网络安全监测平台技术规范    		 China National Standards
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    GB/T 4798.3-2023 CLassification of environmental conditions Classification of environmental parameter groups and their severity classification Part 3: Stationary use in places with weather protection
    环境条件分类 环境参数组分类及其严酷程度分级 第3部分：有气候防护场所固定使用    		 China National Standards
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    GB/T 9089.2-2023 Electrical instalLations under severe outdoor conditions - Part 2: General protection requirements
    户外严酷条件下的电气设施 第2部分：一般防护要求    		 China National Standards
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    GB/T 4678.16-2023 Die-casting mold parts - Part 16: FLat push rods
    压铸模 零件 第16部分：扁推杆    		 China National Standards
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    GB/T 42682-2023 Ships and offshore technology - Step test requirements for electric heating Ladders
    船舶与海上技术 电加热梯踏步试验要求    		 China National Standards
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    GB/T 42431-2023 General specification for variable dispLacement hydraulic pumps driven by AC induction motors for aircraft
    飞机交流感应电动机驱动的变量液压泵通用规范    		 China National Standards
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    GB/T 42511-2023 Cemented carbide - Determination of calcium, copper, iron, potassium, magnesium, manganese, sodium, nickel and zinc in cobalt powder - FLame atomic absorption spectrometry
    硬质合金 钴粉中钙、铜、铁、钾、镁、锰、钠、镍和锌含量的测定 火焰原子吸收光谱法    		 China National Standards
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    GB/T 20509-2023 Copper and copper alloy wire bLanks for electric locomotive contact materials
    电力机车接触材料用铜及铜合金线坯    		 China National Standards
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    GB/T 42691.8-2023 Road vehicles - Local area interconnect network (LIN) - Part 8: Electrical physical Layer (EPL) specification: Local area interconnect network (DC-LIN) on DC power lines
    道路车辆 局域互联网络（LIN） 第8部分：电气物理层（EPL）规范：直流电源线上的局域互联网络（DC-LIN）    		 China National Standards
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    GB/T 42691.7-2023 Road vehicles - Local area interconnect network (LIN) - Part 7: Electrical physical Layer (EPL) conformance test specification
    道路车辆 局域互联网络（LIN） 第7部分：电气物理层（EPL）一致性测试规范    		 China National Standards
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    GB/T 42691.4-2023 Road vehicles - Local area interconnect network (LIN) - Part 4: 12V/24V electrical physical Layer specification
    道路车辆 局域互联网络（LIN） 第4部分：12V/24V电气物理层规范    		 China National Standards
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    GB/T 42691.2-2023 Road vehicles - Local area interconnect network (LIN) - Part 2: Transport Layer protocols and network layer services
    道路车辆 局域互联网络（LIN） 第2部分：传输层协议和网络层服务    		 China National Standards
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    GB/T 26656-2023 Metallographic examination of vermicuLar graphite cast iron
    蠕墨铸铁金相检验    		 China National Standards
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    GB/T 42734-2023 Medium-thick non-fLame retardant double-wall polyolefin heat shrinkable tube
    中厚壁非阻燃双壁聚烯烃热收缩管    		 China National Standards
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    GB/T 18961-2023 Portable Brush Cutters and Lawn Mowers Vocabulary
    便携式割灌机和割草机 词汇    		 China National Standards
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    GB/T 18960-2023 Portable Chainsaw VocabuLary
    便携式链锯 词汇    		 China National Standards
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    GB/Z 42533-2023 Hydraulic transmission system Theoretical correLation method between the cleanliness of the system and the cleanliness of the components constituting the system and the degree of oil pollution
    液压传动 系统 系统清洁度与构成该系统的元件清洁度和油液污染度理论关联法    		 China National Standards
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    GB/T 42519-2023 Rubber Standard Reference ELastomers (SREs) for characterizing the effect of liquids on vulcanized rubber
    橡胶 用于表征液体对硫化橡胶影响的标准参比弹性体（SREs）    		 China National Standards
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    GB/T 42551-2023 CLassification and description of catering service information
    餐饮服务信息分类与描述    		 China National Standards
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    GB/T 42558.1-2023 Anti-seismic technology for electrical equipment of converter stations used on pLateaus Part 1: Guidelines for anti-seismic tests and evaluations
    高原用换流站电气设备抗震技术 第1部分：抗震试验及评价导则    		 China National Standards
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    GB/T 42626-2023 ReguLar inspection and evaluation of compressed hydrogen fiber fully wound gas cylinders for vehicles
    车用压缩氢气纤维全缠绕气瓶定期检验与评定    		 China National Standards
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    GB/T 14034.2-2023 Hydraulic power connections - Metallic pipe fittings - Part 2: 37° fLared
    液压传动连接 金属管接头 第2部分：37°扩口式    		 China National Standards
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    GB/T 42612-2023 Compressed hydrogen pLastic liner carbon fiber fully wound gas cylinder for vehicles
    车用压缩氢气塑料内胆碳纤维全缠绕气瓶    		 China National Standards
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    GB/T 42610-2023 Test method for compatibility between pLastic liner and hydrogen gas of high-pressure hydrogen cylinder
    高压氢气瓶塑料内胆和氢气相容性试验方法    		 China National Standards
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    GB/T 42618-2023 Additive Manufacturing Design Laser Powder Bed Fusion of Polymer Materials
    增材制造 设计 高分子材料激光粉末床熔融    		 China National Standards
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    GB/T 42617-2023 Additive Manufacturing Design Laser Powder Bed Fusion of Metallic Materials
    增材制造 设计 金属材料激光粉末床熔融    		 China National Standards
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    GB/T 42620-2023 Additive Manufacturing Acrylonitrile Butadiene Styrene (ABS) FiLament for Material Extrusion
    增材制造 材料挤出成形用丙烯腈-丁二烯-苯乙烯（ABS）丝材    		 China National Standards
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    GB/T 12257-2023 Laser Therapy Equipment He-Ne Laser Therapy Machine
    激光治疗设备 氦氖激光治疗机    		 China National Standards
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    GB/T 11748-2023 Laser Therapy Equipment CO2 Laser Therapy Machine
    激光治疗设备 二氧化碳激光治疗机    		 China National Standards
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    GB/T 42622-2023 Additive Manufacturing Titanium and Titanium Alloy Powders for Laser Directed Energy Deposition
    增材制造 激光定向能量沉积用钛及钛合金粉末    		 China National Standards
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    GB/T 15092.3-2023 Appliance switches - Part 2-5: ParticuLar requirements for change-over selectors
    器具开关 第2-5部分：转换选择器的特殊要求    		 China National Standards
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    GB/T 18034-2023 Specification for pLatinum-rhodium fine wire for rapid temperature measurement thermocouple
    快速测温热电偶用铂铑细偶丝规范    		 China National Standards
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    GB/T 33145-2023 Large volume steel seamless gas cylinder
    大容积钢质无缝气瓶    		 China National Standards
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    GB/T 17476-2023 Determination of Multiple Elements in Lubricating Oils and Base Oils by Inductively Coupled PLasma Emission Spectrometry
    润滑油和基础油中多种元素的测定 电感耦合等离子体发射光谱法    		 China National Standards
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    GB/T 1972.1-2023 Disc Springs Part 1: CalcuLations
    碟形弹簧 第1部分：计算    		 China National Standards
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    GB/T 12765-2023 Mounting dimensions of spherical pLain bearings
    关节轴承 安装尺寸    		 China National Standards
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    GB/T 26747-2023 Composite material tank for water treatment pLant
    水处理装置用复合材料罐    		 China National Standards
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    GB/T 42569-2023 Industrial Internet pLatform - open application programming interface functional requirements
    工业互联网平台 开放应用编程接口功能要求    		 China National Standards
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    GB/T 42568-2023 Industrial Internet PLatform Microservice Reference Framework
    工业互联网平台 微服务参考框架    		 China National Standards
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    GB/T 42719-2023 Triboelectric voltage detection method for pLanar materials
    平面材料摩擦带电电压检测方法    		 China National Standards
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    GB/T 42552.1-2023 Acoustics - Laboratory method for measuring impact sound improvement of cladding with small slab modules - Part 1: Heavy dense slabs
    声学 小楼板模块测量覆面层撞击声改善量的实验室方法 第1部分：重质密实楼板    		 China National Standards
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