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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. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 28712.1-2023 |
Heat eXchanger types and basic parameters Part 1: Floating head heat exchanger 热交换器型式与基本参数 第1部分：浮头式热交换器 |
China National Standards X |
 English PDF |
| GB/T 28621-2023 |
Safety Code for the Construction and Installation of New Elevators to be Installed in EXisting Buildings 安装于现有建筑物中的新电梯制造与安装安全规范 |
China National Standards X |
English PDF |
| GB/T 27698.3-2023 |
Performance test methods for heat eXchangers and heat transfer elements Part 3: Heat transfer elements 热交换器及传热元件性能测试方法 第3部分：传热元件 |
China National Standards X |
English PDF |
| GB/T 2539-2023 |
Determination of melting point of petroleum waX cooling curve method 石油蜡熔点的测定 冷却曲线法 |
China National Standards X |
English PDF |
| GB/T 23708.2-2023 |
Geographic information Geographic Markup Language (GML) Part 2: EXtended schemas and encoding rules 地理信息 地理标记语言（GML）第2部分：扩展模式及编码规则 |
China National Standards X |
English PDF |
| GB/T 23671-2023 |
2-HydroXy-6-naphthoic acid 2-羟基-6-萘甲酸 |
China National Standards X |
English PDF |
| GB/T 23365-2023 |
Lithium cobalt oXide electrochemical performance test, first discharge specific capacity and first charge and discharge efficiency test method 钴酸锂电化学性能测试 首次放电比容量及首次充放电效率测试方法 |
China National Standards X |
English PDF |
| GB/T 23337-2023 |
Internal combustion engine intake and eXhaust valves technical conditions 内燃机 进、排气门 技术条件 |
China National Standards X |
English PDF |
| GB/T 22800-2023 |
TeXtiles for tourist hotels 旅游饭店用纺织品 |
China National Standards X |
English PDF |
| GB/T 22319.6-2023 |
Measurement of parameters of quartz crystal components Part 6: Measurement of eXcitation level dependence (DLD) 石英晶体元件参数的测量 第6部分：激励电平相关性(DLD)的测量 |
China National Standards X |
English PDF |
| GB/T 21898-2023 |
TeXtile color representation method 纺织品颜色表示方法 |
China National Standards X |
English PDF |
| GB/T 20976-2023 |
Quality requirements for soft ice cream pre-miXed powder 软冰淇淋预拌粉质量要求 |
China National Standards X |
English PDF |
| GB/T 20538.2-2023 |
XML-based e-commerce business data and processes Part 2: Business information entity directory 基于XML的电子商务业务数据和过程 第2部分：业务信息实体目录 |
China National Standards X |
English PDF |
| GB/T 19675.2-2023 |
FleXible graphite composite reinforced gasket for pipe flanges Part 2: Class series 管法兰用柔性石墨复合增强垫片 第2部分：Class系列 |
China National Standards X |
English PDF |
| GB/T 19675.1-2023 |
FleXible graphite composite reinforced gaskets for pipe flanges Part 1: PN series 管法兰用柔性石墨复合增强垫片 第1部分：PN系列 |
China National Standards X |
English PDF |
| GB/T 19591-2023 |
Nano titanium dioXide 纳米二氧化钛 |
China National Standards X |
English PDF |
| GB/T 1919-2023 |
Industrial potassium hydroXide 工业氢氧化钾 |
China National Standards X |
English PDF |
| GB/T 18950-2023 |
Rubber and plastic hoses. Laboratory test methods for eXposure to light sources. Determination of changes in color, appearance and other physical properties. 橡胶和塑料软管 实验室光源暴露试验法 颜色、外观和其他物理性能变化的测定 |
China National Standards X |
English PDF |
| GB/T 18882.1-2023 |
Methods for chemical analysis of miXed rare earth oxides of ionic rare earth ores - Part 1: Determination of the proportions of fifteen rare earth element oxides 离子型稀土矿混合稀土氧化物化学分析方法 第1部分：十五个稀土元素氧化物配分量的测定 |
China National Standards X |
English PDF |
| GB/T 16656.52-2023 |
Industrial Automation Systems and Integration Product Data Representation and EXchange Part 52: Integrating Common Resources: Grid-Based Topology 工业自动化系统与集成 产品数据表达与交换 第52部分：集成通用资源：基于网格的拓扑结构 |
China National Standards X |
English PDF |
| GB/T 16656.22-2023 |
Industrial Automation Systems and Integration Product Data EXpression and Exchange Part 22: Implementation Method: Standard Data Access Interface 工业自动化系统与集成 产品数据表达与交换 第22部分：实现方法：标准数据访问接口 |
China National Standards X |
English PDF |
| GB/T 1630.2-2023 |
Plastics EpoXy resins Part 2: Specimen preparation and property determination of cross-linked epoxy resins 塑料 环氧树脂 第2部分:试样制备和交联环氧树脂的性能测定 |
China National Standards X |
English PDF |
| GB/T 12598-2023 |
Plastics Ion eXchange resin Determination of sphericity rate after grinding and sphericity rate after grinding 塑料 离子交换树脂 渗磨圆球率和磨后圆球率的测定 |
China National Standards X |
English PDF |
| GB/T 11417.8-2023 |
Ophthalmic optics Contact lenses Part 8: Determination of eXpiry date 眼科光学 接触镜 第8部分：有效期的确定 |
China National Standards X |
English PDF |
| GB/T 11313.58-2023 |
Radio Frequency Connectors Part 58: Specification for SBMA Series Blind Mate Radio Frequency CoaXial Connectors 射频连接器 第58部分：SBMA系列盲插射频同轴连接器分规范 |
China National Standards X |
English PDF |
| GB/T 10802-2023 |
General purpose fleXible polyurethane foam 通用软质聚氨酯泡沫塑料 |
China National Standards X |
English PDF |
| GB/T 10541-2023 |
Offshore mooring oil eXhaust and suction rubber hose 近海停泊排吸油橡胶软管 |
China National Standards X |
English PDF |
| GB/T 42845.1-2023 |
Microbubble Technology Characterization of Microbubbles Part 1: Offline Assessment of Particle Size IndeX 微细气泡技术 微气泡的表征 第1部分：粒径指数的离线评估 |
China National Standards X |
English PDF |
| GB/T 42937-2023 |
Specifications for information eXchange on express high-speed rail transportation 快件高铁运输信息交换规范 |
China National Standards X |
English PDF |
| GB/T 42657-2023 |
Test method for infrared refractive indeX temperature coefficient of infrared optical glass - vertical incidence method 红外光学玻璃红外折射率温度系数测试方法 垂直入射法 |
China National Standards X |
English PDF |
| GB/T 42847.2-2023 |
Reversible mode fuel cell module for energy storage systems Part 2: Performance testing method of reversible mode proton eXchange membrane cell and stack 储能系统用可逆模式燃料电池模块 第2部分：可逆模式质子交换膜单池与电堆性能测试方法 |
China National Standards X |
English PDF |
| GB/T 6730.87-2023 |
Iron ore, determination of total iron and other multi-element content, wavelength dispersive X-ray fluorescence spectrometry (cobalt internal standard method) 铁矿石 全铁及其他多元素含量的测定 波长色散X射线荧光光谱法（钴内标法） |
China National Standards X |
English PDF |
| GB/T 28712.6-2023 |
Heat eXchanger types and basic parameters Part 6: Air-cooled heat exchanger 热交换器型式与基本参数 第6部分：空冷式热交换器 |
China National Standards X |
English PDF |
| GB/T 28712.5-2023 |
Heat eXchanger types and basic parameters Part 5: Spiral plate heat exchanger 热交换器型式与基本参数 第5部分：螺旋板式热交换器 |
China National Standards X |
English PDF |
| GB/T 28712.4-2023 |
Heat eXchanger types and basic parameters Part 4: Thermosiphon reboiler 热交换器型式与基本参数 第4部分：热虹吸式重沸器 |
China National Standards X |
English PDF |
| GB/T 27698.2-2023 |
Performance test methods for heat eXchangers and heat transfer elements Part 2: Heat exchangers 热交换器及传热元件性能测试方法 第2部分：热交换器 |
China National Standards X |
English PDF |
| GB/T 42880-2023 |
Chemicals Bee (Apis mellifera L.) chronic oral toXicity test (10-day feeding method) 化学品 蜜蜂（Apis mellifera L.）慢性经口毒性试验（10天饲喂法） |
China National Standards X |
English PDF |
| GB/T 11064.9-2023 |
Methods for chemical analysis of lithium carbonate, lithium hydroXide monohydrate, and lithium chloride Part 9: Determination of sulfate content Barium sulfate turbidity method 碳酸锂、单水氢氧化锂、氯化锂化学分析方法 第9部分：硫酸根含量的测定 硫酸钡浊度法 |
China National Standards X |
English PDF |
| GB/T 42942-2023 |
TeXtile materials for automotive interiors - Schauer wear test method 汽车内饰用纺织材料 肖伯尔耐磨试验方法 |
China National Standards X |
English PDF |
| GB/T 42699.2-2023 |
TeXtiles Qualitative and quantitative analysis of proteome of certain animal hair fibers Part 2: Reduced protein peptide analysis Matrix-assisted laser desorption ionization time-of-flight mass spectrometry (MALDI-TOF-MS) method 纺织品 某些动物毛纤维蛋白质组定性和定量分析 第2部分：还原蛋白质多肽分析基质辅助激光解吸电离飞行时间质谱（MALDI-TOF-MS）法 |
China National Standards X |
English PDF |
| GB/T 18887-2023 |
Geosynthetics Woven/nonwoven composite geoteXtiles 土工合成材料 机织/非织造复合土工布 |
China National Standards X |
English PDF |
| GB/T 17640-2023 |
Geosynthetics Filament woven geoteXtiles 土工合成材料 长丝机织土工布 |
China National Standards X |
English PDF |
| GB/T 42905-2023 |
Testing of Silicon Carbide EpitaXial Layer Thickness Infrared Reflection Method 碳化硅外延层厚度的测试 红外反射法 |
China National Standards X |
English PDF |
| GB/T 42902-2023 |
Testing of surface defects of silicon carbide epitaXial wafers Laser scattering method 碳化硅外延片表面缺陷的测试 激光散射法 |
China National Standards X |
English PDF |
| GB/T 42721-2023 |
Electronic special gas nitric oXide 电子特气 一氧化氮 |
China National Standards X |
English PDF |
| GB/T 42720-2023 |
Electronic special gas heXachlorodisilane 电子特气 六氯乙硅烷 |
China National Standards X |
English PDF |
| GB/T 42676-2023 |
Testing the quality of semiconductor single crystals X-ray diffraction method 半导体单晶晶体质量的测试 X射线衍射法 |
China National Standards X |
English PDF |
| GB/T 35306-2023 |
Determination of carbon and oXygen content in silicon single crystal Low-temperature Fourier transform infrared spectroscopy 硅单晶中碳、氧含量的测定 低温傅立叶变换红外光谱法 |
China National Standards X |
English PDF |
| GB/T 30652-2023 |
Trichlorosilane for silicon epitaXy 硅外延用三氯氢硅 |
China National Standards X |
English PDF |
| GB/T 42667-2023 |
Test method for room temperature isobiaXial bending strength of fine ceramics - double loop method 精细陶瓷室温等双轴弯曲强度试验方法 双环法 |
China National Standards X |
English PDF |
| GB/T 42655-2023 |
Test method for high temperature compression properties of continuous fiber reinforced ceramic matriX composites 连续纤维增强陶瓷基复合材料高温压缩性能试验方法 |
China National Standards X |
English PDF |
| GB/T 42672-2023 |
Corrosion of metals and alloys - Methods for monitoring environmental factors in surface seawater eXposure tests 金属和合金的腐蚀 表层海水暴露试验环境因素监测方法 |
China National Standards X |
English PDF |
| GB/T 5776-2023 |
Corrosion of metals and alloys Guidelines for eXposure and evaluation of metals and alloys in surface seawater 金属和合金的腐蚀 金属和合金在表层海水中暴露和评定的导则 |
China National Standards X |
English PDF |
| GB/T 42777-2023 |
Technical framework guide for knowledge graph construction based on teXt data-based financial risk prevention and control 基于文本数据的金融风险防控 知识图谱构建技术框架指南 |
China National Standards X |
English PDF |
| GB/T 42908-2023 |
Determination of organic halogen content in teXtile dyeing and finishing auxiliary products 纺织染整助剂产品中有机卤素含量的测定 |
China National Standards X |
English PDF |
| GB/T 25922-2023 |
Measurement of fluid flow in closed pipes Flow measurement using a vorteX flowmeter installed in a circular cross-section pipe filled with fluid 封闭管道中流体流量的测量 用安装在充满流体的圆形截面管道中的涡街流量计测量流量 |
China National Standards X |
English PDF |
| GB/T 20818.15-2023 |
Industrial process measurement and control - Data structures and elements in process equipment catalogs - Part 15: List of properties (LOPs) for electronic data eXchange of level measuring equipment 工业过程测量和控制 过程设备目录中的数据结构和元素 第15部分：物位测量设备电子数据交换用属性列表(LOPs) |
China National Standards X |
English PDF |
| GB/T 20818.14-2023 |
Industrial process measurement and control - Data structures and elements in process equipment catalogs - Part 14: List of properties (LOP) for electronic data eXchange of temperature measuring equipment 工业过程测量和控制 过程设备目录中的数据结构和元素 第14部分：温度测量设备电子数据交换用属性列表(LOP) |
China National Standards X |
English PDF |
| GB/T 20818.13-2023 |
Industrial process measurement and control. Data structures and elements in process equipment catalogs. Part 13: List of properties (LOP) for electronic data eXchange of pressure measuring equipment. 工业过程测量和控制 过程设备目录中的数据结构和元素 第13部分：压力测量设备电子数据交换用属性列表（LOP） |
China National Standards X |
English PDF |
| GB/T 15969.10-2023 |
Programmable Controller Part 10: XML Open Interaction Format for PLC 可编程序控制器 第10部分：PLC的XML开放交互格式 |
China National Standards X |
English PDF |
| GB/T 42836-2023 |
Microwave semiconductor integrated circuit miXer 微波半导体集成电路 混频器 |
China National Standards X |
English PDF |
| GB/T 42957-2023 |
Determination of lysine, methionine and threonine content in amino acid products and additive premiXed feeds 氨基酸产品和添加剂预混合饲料中赖氨酸、蛋氨酸和苏氨酸含量的测定 |
China National Standards X |
English PDF |
| GB/T 1270-2023 |
Chemical reagent Cobalt chloride heXahydrate (cobalt chloride) 化学试剂 六水合氯化钴（氯化钴） |
China National Standards X |
English PDF |
| GB/T 667-2023 |
Chemical Reagent Zinc Nitrate HeXahydrate (Zinc Nitrate) 化学试剂 六水合硝酸锌（硝酸锌） |
China National Standards X |
English PDF |
| GB/T 14796-2023 |
Natural rubber color indeX determination method 天然生胶 颜色指数测定法 |
China National Standards X |
English PDF |
| 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 X |
English PDF |
| GB/T 20138-2023 |
Protection level of electrical equipment enclosures against eXternal mechanical impact (IK code) 电器设备外壳对外界机械碰撞的防护等级（IK代码） |
China National Standards X |
English PDF |
| GB/T 17421.2-2023 |
General Principles for Machine Tool Inspection Part 2: Determination of Positioning Accuracy and Repeatable Positioning Accuracy of CNC AXis 机床检验通则 第2部分：数控轴线的定位精度和重复定位精度的确定 |
China National Standards X |
English PDF |
| GB/T 6473-2023 |
Vertical eXternal broaching machine accuracy inspection 立式外拉床 精度检验 |
China National Standards X |
English PDF |
| 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 X |
English PDF |
| 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 X |
English PDF |
| GB/T 5758-2023 |
Method for determination of particle size, effective particle size and uniformity coefficient of ion eXchange resin 离子交换树脂粒度、有效粒径和均一系数的测定方法 |
China National Standards X |
English PDF |
| GB/T 7704-2017 |
Non-destructive testing X-ray stress measurement method "No. 1 Amendment" 无损检测 Ｘ射线应力测定方法《第1号修改单》 |
China National Standards X |
English PDF |
| GB/T 25283-2023 |
Specifications for Comprehensive EXploration and Evaluation of Mineral Resources 矿产资源综合勘查评价规范 |
China National Standards X |
English PDF |
| 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 X |
English PDF |
| GB/T 16824.1-2023 |
HeX Flange Tapping Screws 六角凸缘自攻螺钉 |
China National Standards X |
English PDF |
| 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 X |
English PDF |
| GB/T 70.3-2023 |
Reduced load capacity heXagon socket head screws 降低承载能力內六角沉头螺钉 |
China National Standards X |
English PDF |
| GB/T 2900.35-2023 |
Electrotechnical terms EXplosive atmospheres 电工术语 爆炸性环境 |
China National Standards X |
English PDF |
| GB/T 42572-2023 |
Information Security Technology Trusted EXecution Environment Service Specification 信息安全技术 可信执行环境服务规范 |
China National Standards X |
English PDF |
| GB/T 42544-2023 |
Corrosion evaluation of aluminum and aluminum alloy anodic oXidation film and organic polymer film - grid method 铝及铝合金阳极氧化膜及有机聚合物膜的腐蚀评定 栅格法 |
China National Standards X |
English PDF |
| GB/T 42514-2023 |
Corrosion assessment of aluminum and aluminum alloy anodic oXidation film and organic polymer film - chart method 铝及铝合金阳极氧化膜及有机聚合物膜的腐蚀评定 图表法 |
China National Standards X |
English PDF |
| GB/T 26237.14-2023 |
Information technology - Biometric data eXchange format - Part 14: DNA data 信息技术 生物特征识别数据交换格式 第14部分：DNA数据 |
China National Standards X |
English PDF |
| GB/T 42688-2023 |
Requirements for Discharge and Disposal of Residues of ToXic Liquid Substances from Ships 船舶有毒液体物质残余物排放处理要求 |
China National Standards X |
English PDF |
| GB/T 26656-2023 |
Metallographic eXamination of vermicular graphite cast iron 蠕墨铸铁金相检验 |
China National Standards X |
English PDF |
| GB/T 7216-2023 |
Metallographic eXamination of gray cast iron 灰铸铁金相检验 |
China National Standards X |
English PDF |
| GB/T 42733-2023 |
EXtruded PTFE Hose for Electricians 电工用挤出PTFE软管 |
China National Standards X |
English PDF |
| GB/T 10561-2023 |
Determination of the content of non-metallic inclusions in steel - standard grading chart microscopic eXamination method 钢中非金属夹杂物含量的测定 标准评级图显微检验法 |
China National Standards X |
English PDF |
| GB/T 31269-2023 |
Honeycomb cardboard boX 蜂窝纸板箱 |
China National Standards X |
English PDF |
| GB/T 28189-2023 |
TeXtiles - Determination of polycyclic aromatic hydrocarbons 纺织品 多环芳烃的测定 |
China National Standards X |
English PDF |
| GB/T 42705-2023 |
TeXtiles - Determination of benzene residues 纺织品 苯残留量的测定 |
China National Standards X |
English PDF |
| 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 X |
English PDF |
| GB/T 274-2023 |
Rolling bearing Chamfer size MaX. 滚动轴承 倒角尺寸 最大值 |
China National Standards X |
English PDF |
| GB/T 11064.2-2023 |
Lithium carbonate, lithium hydroXide monohydrate, lithium chloride chemical analysis methods - Part 2: Determination of lithium hydroxide content - acid-base titration 碳酸锂、单水氢氧化锂、氯化锂化学分析方法 第2部分：氢氧化锂含量的测定 酸碱滴定法 |
China National Standards X |
English PDF |
| GB/T 29119-2023 |
Technical specification for coalbed methane resource eXploration 煤层气资源勘查技术规范 |
China National Standards X |
English PDF |
| GB/T 29466-2023 |
Plate heat eXchanger unit 板式热交换器机组 |
China National Standards X |
English PDF |
| GB/T 27698.4-2023 |
Performance test methods for heat eXchangers and heat transfer elements - Part 4: Noise determination of air coolers 热交换器及传热元件性能测试方法 第4部分：空冷器噪声测定 |
China National Standards X |
English PDF |
| GB/T 27698.1-2023 |
Performance Test Methods for Heat EXchangers and Heat Transfer Elements Part 1: General Requirements 热交换器及传热元件性能测试方法 第1部分：通用要求 |
China National Standards X |
English PDF |
| GB/T 16674.3-2023 |
HeXagonal flange bolts Small series Class A (wrenching characteristics according to Class B) 六角法兰面螺栓 小系列 A级（扳拧特性按B级） |
China National Standards X |
English PDF |
| GB/Z 42520-2023 |
Laboratory Manual for X-ray Fluorescence Spectroscopy Analysis of Iron Ore 铁矿石X射线荧光光谱分析实验室操作指南 |
China National Standards X |
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