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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 "IT" GB Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 27894.1-2020 Natural gas—Determination of composITion and associated uncertainty by gas chromatography—Part 1: General guidelines and calculation of composition
    天然气 用气相色谱法测定组成和计算相关不确定度 第1部分：总导则和组成计算    		 China National Standards
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    GB/T 27894.2-2020 Natural gas—Determination of composITion and associated uncertainty by gas chromatography—Part 2: Uncertainty calculations
    天然气 用气相色谱法测定组成和计算相关不确定度 第2部分：不确定度计算    		 China National Standards
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    GB/T 23004-2020 Reference archITecture for integration of informatization and industrialization ecosystem
    信息化和工业化融合生态系统参考架构    		 China National Standards
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    GB/T 24474.2-2020 Measurement of ride qualITy—Part 2: Escalators and moving walks
    乘运质量测量 第2部分：自动扶梯和自动人行道    		 China National Standards
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    GB/T 20283-2020 Information securITy technology—Guide for the production of protection profiles and security targets
    信息安全技术 保护轮廓和安全目标的产生指南    		 China National Standards
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    GB/T 14048.2-2020 Low-voltage swITchgear and controlgear—Part 2: Circuit-breakers
    低压开关设备和控制设备 第2部分：断路器    		 China National Standards
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    GB/T 14048.4-2020 Low-voltage swITchgear and controlgear—Part 4-1: Contactors and motor-starters—Electromechanical contactors and motor-starters (Including motor protector)
    低压开关设备和控制设备 第4-1部分：接触器和电动机起动器 机电式接触器和电动机起动器（含电动机保护器）    		 China National Standards
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    GB/T 12542-2020 Thermal balance capacITy on-road test method for motor vehicles
    汽车热平衡能力道路试验方法    		 China National Standards
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    GB/T 13610-2020 Analysis of natural gas composITion—Gas chromatography
    天然气的组成分析 气相色谱法    		 China National Standards
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    GB/T 11062-2020 Natural gas—Calculation of calorific values, densITy, relative density and Wobbe indices from composition
    天然气 发热量、密度、相对密度和沃泊指数的计算方法    		 China National Standards
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    GB/T 5620-2020 Road vehicles—Vocabulary and difinITion for braking of automotive vehicles and their trailers
    道路车辆 汽车和挂车制动名词术语及其定义    		 China National Standards
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    GB/T 39072-2020 Regulation for artificial bed-log production of plastic bag cultured whITe jelly fungus
    袋栽银耳菌棒生产规范    		 China National Standards
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    GB/T 39000-2020 Specification of service qualITy for rural homestay inn
    乡村民宿服务质量规范    		 China National Standards
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    GB 30612-2014 National food safety standard - Food AddITives - Polydimethylsiloxane (PDMS) and Its Emulsion + No.1 modification sheet
    食品安全国家标准 食品添加剂 聚二甲基硅氧烷及其乳液+《第1号修改单》    		 China National Standards
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    GB 1886.182-2016 National food safety standard - Food AddITives - Isomaltulose + No.1 modification sheet
    食品安全国家标准 食品添加剂 异麦芽酮糖+《第1号修改单》    		 China National Standards
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    GB 1886.69-2016 National food safety standard - Food AddITives - Asparagine phenylalanine methyl ester Acesulfame acid + No.1 modification sheet
    食品安全国家标准 食品添加剂 天门冬酰苯丙氨酸甲酯乙酰磺胺酸+《第1号修改单》    		 China National Standards
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    GB 1886.181-2016 National food safety standard - Food AddITives - Red yeast red + No.1 modification sheet
    食品安全国家标准 食品添加剂 红曲红+《第1号修改单》    		 China National Standards
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    GB 21027-2020 Request in common use of securITy for student’s articles
    学生用品的安全通用要求    		 China National Standards
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    GB 20653-2020 Protective clothing—High visibilITy warning clothing for professional use
    防护服装 职业用高可视性警示服    		 China National Standards
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    GB/T 38971-2020 Spherical Co-Cr alloy powder for addITive manufacturing
    增材制造用球形钴铬合金粉    		 China National Standards
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    GB/T 38972-2020 TiB2 particulate reinforced aluminum alloy powder for addITive manufacturing
    增材制造用硼化钛颗粒增强铝合金粉    		 China National Standards
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    GB/T 38973-2020 TITanium and titanium alloy bars for additive manufactural powder
    增材制造制粉用钛及钛合金棒材    		 China National Standards
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    GB/T 38974-2020 Niobium and niobium alloy powder for addITive manufacturing
    增材制造用铌及铌合金粉    		 China National Standards
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    GB/T 38975-2020 Tantalum and tantalum alloy powder for addITive manufacturing
    增材制造用钽及钽合金粉    		 China National Standards
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    GB/T 38979-2020 SanITary wares—Test method for flushing noise of toilet
    卫生陶瓷 坐便器冲洗噪声试验方法    		 China National Standards
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    GB/T 38982-2020 Method of measuring shape and dimension for wrought tITanium and titanium alloy products
    钛及钛合金加工产品外形尺寸检测方法    		 China National Standards
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    GB/T 38987-2020 Cemented carbide rods wITh helical coolant holes
    硬质合金螺旋孔棒材    		 China National Standards
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    GB/T 38988-2020 Damage-tolerant grade tITanium alloy plate
    损伤容限型钛合金板材    		 China National Standards
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    GB/T 38989-2020 Uniaxial compressive elastic modulus test method of materials stabilazed wITh inorganic binder（middle segment method）
    无机结合料稳定类材料单轴压缩弹性模量试验方法（中间段法）    		 China National Standards
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    GB/T 38990-2020 Waterborne epoxylITe emulsified binder mixture for road engineering
    道路用水性环氧树脂乳化沥青混合料    		 China National Standards
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    GB/T 3044-2020 Chemical analysis methods for whITe fused alumina and pink fused alumina
    白刚玉、铬刚玉化学分析方法    		 China National Standards
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    GB/T 147-2020 Untrimmed sizes of printing, wrITing and drawing paper
    印刷、书写和绘图用原纸尺寸    		 China National Standards
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    GB/T 2679.1-2020 Paper—Determination of transmITtance—Diffuse reflectance measurement
    纸 透明度的测定 漫反射法    		 China National Standards
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    GB/T 4802.4-2020 Textiles—Determination of the fabric propensITy to surface pilling, fuzzing or matting—Part 4: Random tumble pilling method
    纺织品 织物起毛起球性能的测定 第4部分：随机翻滚法    		 China National Standards
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    GB/T 4893.2-2020 Test of surface coatings of furnITure—Part 2: Determination of resistance to wet heat
    家具表面漆膜理化性能试验 第2部分：耐湿热测定法    		 China National Standards
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    GB/T 4893.3-2020 Test of surface coatings of furnITure—Part 3: Determination of resistance to dry heat
    家具表面漆膜理化性能试验 第3部分：耐干热测定法    		 China National Standards
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    GB/T 5097-2020 Non-destructive testing—Penetrant testing and magnetic particle testing—Viewing condITions
    无损检测 渗透检测和磁粉检测 观察条件    		 China National Standards
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    GB/T 17742-2020 The Chinese seismic intensITy scale
    中国地震烈度表    		 China National Standards
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    GB/T 24328.12-2020 Tissue paper and tissue products—Part 12: Determination of optical properties—Determination of opacITy—Diffuse reflectance method
    卫生纸及其制品 第12部分：光学性能的测定 不透明度的测定 漫反射法    		 China National Standards
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    GB/T 24328.2-2020 Tissue paper and tissue products—Part 2: Determination of thickness, bulking thickness and apparent bulk densITy and bulk
    卫生纸及其制品 第2部分: 厚度、层积厚度、表观层积紧度和松厚度的测定    		 China National Standards
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    GB/T 24328.6-2020 Tissue paper and tissue products—Part 6: Determination of water-absorption time and water-absorption capacITy—Basket-immersion test method
    卫生纸及其制品 第6部分: 吸水时间和吸水能力的测定 篮筐浸没法    		 China National Standards
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    GB/T 24328.8-2020 Tissue paper and tissue products—Part 8: Determination of optical properties—Measurement of brightness and colour—D65/10°（outdoor daylight condITions)
    卫生纸及其制品 第8部分：光学性能的测定 亮度和颜色的测定 D65/10°（室外日光条件）    		 China National Standards
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    GB/T 24474.1-2020 Measurement of ride qualITy—Part 1: Lifts (elevators)
    乘运质量测量 第1部分：电梯    		 China National Standards
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    GB/T 31009-2020 Foot protection—CrITical substance requirements and test methods for footwear
    足部防护 鞋（靴）限量物质要求及测试方法    		 China National Standards
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    GB/T 38845-2020 Data description of smart instrumentation—PosITioners
    智能仪器仪表的数据描述 定位器    		 China National Standards
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    GB/T 38847-2020 Intelligent factory—Technical requirements for industrial control abnormal monIToring instrument
    智能工厂 工业控制异常监测工具技术要求    		 China National Standards
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    GB/T 38862-2020 Online training for leadership—Course audIT
    干部网络培训 课程审核    		 China National Standards
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    GB/T 38869-2020 OPC UA-based interconnected network archITecture in digital plant
    基于OPC UA的数字化车间互联网络架构    		 China National Standards
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    GB/T 38872-2020 Communication archITecture of industrial robot and production environment
    工业机器人与生产环境通信架构    		 China National Standards
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    GB/T 38876-2020 Test method for access network equipment—10GbIT/s ethernet passive optical network (10G EPON)
    接入网设备测试方法 10Gbit/s以太网无源光网络（10G EPON）    		 China National Standards
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    GB/T 38909-2020 Electromagnetic compatibilITy requirements and test methods for civil small and light unmanned aircraft system
    民用轻小型无人机系统电磁兼容性要求与试验方法    		 China National Standards
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    GB/T 38924.4-2020 Environmental test methods for civil small and light unmanned aircraft system—Part 4: Temperature and altITude test
    民用轻小型无人机系统环境试验方法 第4部分：温度和高度试验    		 China National Standards
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    GB/T 38924.7-2020 Environmental test methods for civil small and light unmanned aircraft system—Part 7: HumidITy test
    民用轻小型无人机系统环境试验方法 第7部分：湿热试验    		 China National Standards
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    GB/T 38930-2020 Requirements and test methods of the capabilITy of wind resistance for civil small and light unmanned aircraft system
    民用轻小型无人机系统抗风性要求及试验方法    		 China National Standards
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    GB/T 38935-2020 On-orbIT radiometric characteristics assessment for optical imaging remote sensor—VIS-SWIR
    光学遥感器在轨成像辐射性能评价方法 可见光-短波红外    		 China National Standards
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    GB/T 38956-2020 Normalization evaluation guide of administrative license ITems
    行政许可规范化测评指南    		 China National Standards
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    GB/T 38964-2020 Isothermal forging for tITanium-alloy—Technological specification
    钛合金等温锻造 工艺规范    		 China National Standards
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    GB/T 38991-2020 General resource of milITary and civilian—General requirements for technical standards on data mapping of information
    军民通用资源 信息数据对接技术标准总体要求    		 China National Standards
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    GB/T 38992-2020 General resource of milITary and civilian—Classification and representations of semantic relations
    军民通用资源 语义关系分类与表示    		 China National Standards
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    GB/T 38994-2020 DigITal collaborative manufacturing technical general requirements of shipbuilding
    船舶数字化协同制造技术通用要求    		 China National Standards
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    GB/T 38998-2020 Cut-size office paper—Measurement of edge qualITy
    裁切后办公用纸 边缘质量的测定    		 China National Standards
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    GB/T 39015.2-2020 Road vehicles—InterchangeabilITy of mechanical couplings between tractors and semi-trailers—Part 2: Low-coupling tractors and high-volume semi-trailers
    道路车辆 牵引车与半挂车之间机械连接互换性 第2部分：低牵引座半挂牵引车与大容积半挂车    		 China National Standards
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    GB/T 39016-2020 Custom furnITure—General design specification
    定制家具 通用设计规范    		 China National Standards
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    GB/T 39019-2020 Custom furnITure—Technical requirements for composite assembly identification
    定制家具 组合组装标识技术要求    		 China National Standards
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    GB/T 39022-2020 Lighting system and related equipment—Terms and definITions
    照明系统和相关设备 术语和定义    		 China National Standards
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    GB/T 39028-2020 Textile machinery and accessories—Web roller cards—Terms and definITions
    纺织机械与附件 罗拉式梳理成网机 术语和定义    		 China National Standards
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    GB/T 39030-2020 Technical specification of physiological activITy evaluation for enzyme preparations
    酶制剂生理活性评价技术规范    		 China National Standards
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    GB/T 39031-2020 Urban public facilITies services—Basic information of intelligent street light
    城市公共设施服务 智能路灯基础信息    		 China National Standards
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    GB/T 39033-2020 AustenITic-ferritic duplex stainless steel wire rods
    奥氏体-铁素体型双相不锈钢盘条    		 China National Standards
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    GB/T 39035-2020 Code of practice for redundant design and test of redundant dynamic posITioning system
    冗余动力定位系统冗余设计和试验规程    		 China National Standards
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    GB/T 39036-2020 IntegrITy requirements of block fabrication for ship
    船舶分段制造完整性要求    		 China National Standards
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    GB/T 39045-2020 Satisfaction evaluation guide of administrative license ITems
    行政许可满意度测评指南    		 China National Standards
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    GB/T 39053-2020 Specification of credIT assessment for merchants on cross-border E-commerce platform
    跨境电子商务平台商家信用评价规范    		 China National Standards
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    GB/T 39062-2020 Cross-border E-commerce—Specification for products traceabilITy information management
    跨境电子商务 产品溯源信息管理规范    		 China National Standards
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    GB/T 39065-2020 Specification for sharing of E-commerce qualITy information
    电子商务质量信息共享规范    		 China National Standards
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    GB/T 39068-2020 Brand valuation—ExhibITion industry
    品牌价值评价 展览业    		 China National Standards
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    GB/T 39075-2020 Organic light emITting diode (OLED) panels for general lighting—Safety requirements
    普通照明用有机发光二极管（OLED）面板 安全要求    		 China National Standards
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    GB/T 16937-2020 Earth-moving machinery—Operator’s field of view—Test method and performance crITeria
    土方机械 司机视野 试验方法和性能准则    		 China National Standards
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    GB/T 39048-2020 Classification and coding rules for administrative licensing ITems
    行政许可事项分类与编码规则    		 China National Standards
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    GB/T 38951-2020 S-VISSR data receiving system of geostationary meteorological satellITes
    静止气象卫星S-VISSR数据接收系统    		 China National Standards
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    GB/T 39017-2020 Consumer product traceabilITy—General requirements for traceability system
    消费品追溯 追溯体系通则    		 China National Standards
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    GB/T 39023-2020 WrITing and marking instruments—Specification for caps to reduce the risk of asphyxiation
    书写和记号工具 降低窒息风险的笔套规范    		 China National Standards
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    GB/T 22875-2018 Super-absorbent polymer for sanITary towel and diapers
    纸尿裤和卫生巾用高吸收性树脂+第1号修改单    		 China National Standards
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    GB/T 223.37-2020 Iron, steel and alloy—Determination of nITrogen content—Indophenol blue spectrophotometric method after distillation separation
    钢铁及合金 氮含量的测定 蒸馏分离靛酚蓝分光光度法    		 China National Standards
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    GB/T 38947-2020 Magnetic flux densITy test method for magnetic separators
    磁选设备磁感应强度检测方法    		 China National Standards
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    GB/T 38917-2020 High temperature tITanium alloy bars for aerospace
    航空航天用高温钛合金棒材    		 China National Standards
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    GB/T 38916-2020 High temperature tITanium alloy plate and sheet for aerospace
    航空航天用高温钛合金板材    		 China National Standards
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    GB/T 38915-2020 High temperature tITanium alloy forgings for aerospace
    航空航天用高温钛合金锻件    		 China National Standards
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    GB/T 38910-2020 SanITary wares—Test method of the marking
    卫生陶瓷 标志试验方法    		 China National Standards
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    GB/T 38783-2020 Method of coating thickness determination for precious metal composITes by scanning electron microscope
    贵金属复合材料覆层厚度的扫描电镜测定方法    		 China National Standards
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    GB/T 38756-2020 Safety and control devices for gas burners and gas-burning appliances—Particular requirements—IgnITion unit
    燃气燃烧器和燃烧器具用安全和控制装置 特殊要求 点火装置    		 China National Standards
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    GB/T 26008-2020 Battery grade lIThium hydroxide monohydrate
    电池级单水氢氧化锂    		 China National Standards
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    GB/T 20975.9-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 9:Determination of lIThium content—Flame atomic absorption spectrometry
    铝及铝合金化学分析方法 第9部分：锂含量的测定 火焰原子吸收光谱法    		 China National Standards
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    GB/T 20975.12-2020 Methods for chemical analysis of aluminium and aluminium alloys—Part 12: Determination of tITanium content
    铝及铝合金化学分析方法 第12部分：钛含量的测定    		 China National Standards
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    GB/T 20973-2020 BentonITe
    膨润土    		 China National Standards
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    GB/T 17360-2020 Microbeam analysis—Method of quantITative determination for low contents of silicon and manganese in steels using electron probe microanalyzer
    微束分析 钢中低含量硅、锰的电子探针定量分析方法     		China National Standards
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    GB/T 16546-2020 General rules for packing, marking, transport, storage and qualITy certificates of shaped refractory
    定形耐火材料包装、标志、运输、储存和质量证明书的一般规定    		 China National Standards
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    GB/T 15579.10-2020 Arc welding equipment—Part 10:Electromagnetic compatibilITy (EMC) requirements
    弧焊设备 第10部分:电磁兼容性(EMC)要求    		 China National Standards
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    GB/T 15545-2020 General rules for packing, marking, transport, storage and qualITy certificates of unshaped refractory
    不定形耐火材料包装、标志、运输、储存和质量证明书的一般规定    		 China National Standards
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    GB/T 5252-2020 Test method for dislocation densITy of monocrystal germanium
    锗单晶位错密度的测试方法    		 China National Standards
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