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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 46922-2025 |
Dedicated Digital Trunking Communication System for Time Division Multiple Access (TDMA) Based on 12.5kHz Channel - System InterConnection Technical Specifications 基于12.5kHz信道的时分多址（TDMA）专用数字集群通信系统 - 系统互联技术规范 |
China National Standards Connection |
 English PDF |
| GB/T 46861-2025 |
Essential Specifications for the Integrated InterConnection of Government Service Platforms 政务服务平台集约互联工作规范 |
China National Standards Connection |
English PDF |
| GB/T 46775-2025 |
Petroleum and Natural Gas Industry - Pipeline Transportation Systems - Test Procedures for Threaded Connections 石油天然气工业 - 管道输送系统 - 螺纹连接件试验程序 |
China National Standards Connection |
English PDF |
| GB/T 46373-2025 |
Technical Specifications for Grid Connection of Compressed Air Energy Storage Power Stations 压缩空气储能电站接入电网技术规定 |
China National Standards Connection |
English PDF |
| GB/T 17969.3-2025 |
Information Technology - Open Systems InterConnection - Operating Procedures of the OSI Registry - Part 3: Registration of Object Identifiers under the Top-Level Arc Jointly Managed by ISO and ITU-T 信息技术 - 开放系统互连 - OSI登记机构的操作规程 - 第3部分：ISO和ITU-T联合管理的顶级弧下的对象标识符弧的登记 |
China National Standards Connection |
English PDF |
| GB/T 17969.6-2025 |
Information technology - Open Systems InterConnection - Operating procedures for the OSI Registry - Part 6: Registration of application processes and application entities 信息技术 - 开放系统互连 - OSI登记机构的操作规程 - 第6部分：应用过程和应用实体的登记 |
China National Standards Connection |
English PDF |
| GB/T 14038-2025 |
Pneumatic Connections - Air Ports and Stud Ends 气动连接 - 气口和螺柱端 |
China National Standards Connection |
English PDF |
| GB/T 33628-2025 |
Wind Energy Systems - Technical Requirements for Installation of High-Strength Threaded Connections in Wind Turbines 风能发电系统 - 风力发电机组高强螺纹连接副安装技术要求 |
China National Standards Connection |
English PDF |
| GB/T 46456.2-2025 |
InterConnection of Information Technology Equipment - Smart Home Interoperability - Part 2: Test Methods 信息技术设备互连 - 智能家居互联互通 - 第2部分：测试方法 |
China National Standards Connection |
English PDF |
| GB/T 46455-2025 |
Information Technology - Information Equipment InterConnection - Smart Home System Evaluation Parameter System and Evaluation Methods 信息技术 - 信息设备互连 - 智能家居系统评价参数体系和评价方法 |
China National Standards Connection |
English PDF |
| GB/T 46456.1-2025 |
Information Technology Equipment InterConnection - Smart Home Interoperability - Part 1: Architecture and General Requirements 信息技术设备互连 - 智能家居互联互通 - 第1部分：架构与通用要求 |
China National Standards Connection |
English PDF |
| GB/T 46456.3-2025 |
Information Technology Equipment InterConnection - Smart Home Interoperability - Part 3: General Requirements for Local Area Interconnection 信息技术设备互连 - 智能家居互联互通 - 第3部分：局域互联通用要求 |
China National Standards Connection |
English PDF |
| GB/T 46352-2025 |
Information Technology - InterConnection Requirements for Distributed Storage Protocols 信息技术 - 分布式存储协议互联技术要求 |
China National Standards Connection |
English PDF |
| GB/T 44866.2-2025 |
4over6 Technical Requirements for Single-Stack IPv6 Networks - Part 2: IPv4 Network InterConnection Based on IPv6 Access Networks 面向单栈IPv6网络的4over6技术要求 - 第2部分：基于IPv6接入网的IPv4网络互联 |
China National Standards Connection |
English PDF |
| GB/T 46161.1-2025 |
Road Vehicles - Pneumatic Braking Systems - Part 1: Tubes, End-Sealed External Threaded Connections and Threaded Holes 道路车辆 - 气压制动系 - 第1部分：管、端面密封外螺纹接头和螺纹孔 |
China National Standards Connection |
English PDF |
| GB/T 46161.2-2025 |
Road Vehicles - Pneumatic Braking Systems - Part 2: Tubes, Tapered Sealed External Threaded Connections and Threaded Holes 道路车辆-气压制动系 - 第2部分：管、锥面密封外螺纹接头和螺纹孔 |
China National Standards Connection |
English PDF |
| GB/T 20716.2-2025 |
Road Vehicles - Electrical Connectors (7-Pin) Between Tractors and Trailers - Part 2: Braking and Running System Connections for Vehicles with a 12-V Nominal Voltage 道路车辆-牵引车和挂车之间的电连接器（7芯）第2部分：12-V标称电压车辆的制动系统和行走系的连接 |
China National Standards Connection |
English PDF |
| GB/T 20716.1-2025 |
Road Vehicles - Electrical Connectors (7-Pin) Between Tractors and Trailers - Part 1: Braking and Running System Connections for Vehicles with a 24-V Nominal Voltage 道路车辆-牵引车和挂车之间的电连接器（7芯）第1部分：24-V标称电压车辆的制动系统和行走系的连接 |
China National Standards Connection |
English PDF |
| GB/T 40425.2-2025 |
Top-mounted contact charging system for electric buses - Part 2: Charging Connection device 电动客车顶部接触式充电系统-第2部分：充电连接装置 |
China National Standards Connection |
English PDF |
| GB/T 37133-2025 |
High-Voltage Connection Systems for Electric Vehicles 电动汽车用高压连接系统 |
China National Standards Connection |
English PDF |
| GB/T 45118-2024 |
Technical guidelines for grid Connection of wave energy generation devices 波浪能发电装置并网技术导则 |
China National Standards Connection |
English PDF |
| GB/T 44886.1-2024 |
Network security technology-InterConnection and interoperability of network security products-Part 1: Framework 网络安全技术-网络安全产品互联互通-第1部分：框架 |
China National Standards Connection |
English PDF |
| GB/T 44866.1-2024 |
Technical requirements for 4over6 for single-stack IPv6 networks - Part 1: IPv4 network interConnection based on IPv6 backbone network 面向单栈IPv6网络的4over6技术要求-第1部分：基于IPv6骨干网的IPv4网络互联 |
China National Standards Connection |
English PDF |
| GB/T 44852-2024 |
Electric motorcycles and electric mopeds - Safety requirements for conductive Connection to external power supply 电动摩托车和电动轻便摩托车-与外部电源传导连接的安全要求 |
China National Standards Connection |
English PDF |
| GB/T 1231-2024 |
High-strength large hexagonal bolt Connection for steel structures 钢结构用高强度大六角头螺栓连接副 |
China National Standards Connection |
English PDF |
| GB/T 44644.2-2024 |
Road vehicles-50Ω impedance radio frequency Connection system interface-Part 2: Test methods 道路车辆-50Ω阻抗射频连接系统接口-第2部分：测试方法 |
China National Standards Connection |
English PDF |
| GB/T 44644.1-2024 |
Road vehicles-50Ω impedance radio frequency Connection system interface-Part 1: Dimensions and electrical requirements 道路车辆-50Ω阻抗射频连接系统接口-第1部分：尺寸和电气要求 |
China National Standards Connection |
English PDF |
| GB/T 44284.1-2024 |
Information technology - Telecommunications and information exchange between systems - Time-sensitive networks and wireless network interConnection - Part 1: Architecture and interface requirements 信息技术-系统间远程通信和信息交换-时间敏感网络与无线网络互联-第1部分：体系结构与接口要求 |
China National Standards Connection |
English PDF |
| GB/T 32517-2024 |
Mounted couplers for permanent Connections in fixed installations 固定装置中永久性连接用安装式耦合器 |
China National Standards Connection |
English PDF |
| GB/T 4706.94-2024 |
Safety of household and similar electrical appliances - Part 94: Particular requirements for appliances with electrical Connections for use with gas, oil and solid fuels 家用和类似用途电器的安全-第94部分：带有电气连接的使用燃气、燃油和固体燃料器具的特殊要求 |
China National Standards Connection |
English PDF |
| GB/Z 44071-2024 |
Hydraulic transmission Connections - Hose assembly operating procedures 液压传动连接-软管总成操作规程 |
China National Standards Connection |
English PDF |
| GB/T 44072.1-2024 |
Hydraulic transmission Connection-soft Pipe assembly - Part 1: - Dimensions and requirements 液压传动连接-软管总成-第1部分:-尺寸和要求 |
China National Standards Connection |
English PDF |
| GB/T 42086.3-2024 |
Hydraulic transmission Connection-flange connection-Part 3: 42-MPa, DN25~DN80 square series 液压传动连接-法兰连接-第3部分：42-MPa、DN25～DN80方形系列 |
China National Standards Connection |
English PDF |
| GB/T 14034.3-2024 |
Hydraulic transmission Connections - Metallic pipe joints - Part 3 Part: End seal 液压传动连接-金属管接头-第3部分:端面密封 |
China National Standards Connection |
English PDF |
| GB/T 44113-2024 |
Grid Connection management specifications for user-side electrochemical energy storage systems 用户侧电化学储能系统并网管理规范 |
China National Standards Connection |
English PDF |
| GB/T 36547-2024 |
Technical regulations for the Connection of electrochemical energy storage power stations to the power grid 电化学储能电站接入电网技术规定 |
China National Standards Connection |
English PDF |
| GB/T 44082-2024 |
Road vehicles - Connection devices between multiple vehicles of automobile trains - Strength requirements 道路车辆-汽车列车多车辆间连接装置-强度要求 |
China National Standards Connection |
English PDF |
| GB/T 7939.2-2024 |
Hydraulic transmission Connection - Test method - Part 2: Quick-change connector 液压传动连接-试验方法-第2部分：快换接头 |
China National Standards Connection |
English PDF |
| GB-41317-2024 |
Stainless steel corrugated hose for Connection of gas appliances 燃气用具连接用不锈钢波纹软管 |
China National Standards Connection |
English PDF |
| GB-44017-2024 |
Metal sheathed hose for Connection of gas appliances 燃气用具连接用金属包覆软管 |
China National Standards Connection |
English PDF |
| GB-44023-2024 |
Rubber composite hose for internal Connection of gas appliances 燃气用具连接内用橡胶复合软管 |
China National Standards Connection |
English PDF |
| GB/T 40565.1-2024 |
Hydraulic transmission Connections - Quick-change connectors - Part 1: General type 液压传动连接-快换接头-第1部分：通用型 |
China National Standards Connection |
English PDF |
| GB/T 43851-2024 |
General Requirements for InterConnection and Interoperability of Manufacturing Logistics Systems 制造物流系统互联互通通用要求 |
China National Standards Connection |
English PDF |
| GB/T 7939.1-2024 |
Hydraulic transmission Connections - Test methods - Part 1: Pipe joints 液压传动连接-试验方法-第1部分：管接头 |
China National Standards Connection |
English PDF |
| GB/T 43783-2024 |
Information technology - Telecommunications interConnection networks for buildings and other structures 信息技术-建筑物和其他构筑物的电信联结网络 |
China National Standards Connection |
English PDF |
| GB/T 43655-2024 |
Self-tapping screw Connections - Specifications for bottom hole diameter and tightening torque 自攻螺钉连接-底孔直径和拧紧扭矩技术条件 |
China National Standards Connection |
English PDF |
| GB/T 43782-2024 |
Preloaded high-strength bolted structural Connection pairs-Part 11: Load indicating washers 人工智能-机器学习系统技术要求 |
China National Standards Connection |
English PDF |
| GB/T 21267-2024 |
Petroleum and natural gas industry - Test procedures for threaded Connections of casing and oil pipes 石油天然气工业-套管及油管螺纹连接试验程序 |
China National Standards Connection |
English PDF |
| GB/T 9485-2023 |
Radial flow turbocharger Connection dimensions 径流式涡轮增压器 联接尺寸 |
China National Standards Connection |
English PDF |
| GB/Z 43078-2023 |
Hydraulic Transmission Connections Installation Instructions for Stud-End Adjustable Pipe Couplings 液压传动连接 螺柱端可调管接头的安装指导 |
China National Standards Connection |
English PDF |
| GB/Z 43075-2023 |
Hydraulic transmission Connections Identification and nomenclature 液压传动连接 标识与命名 |
China National Standards Connection |
English PDF |
| GB/T 43192.1-2023 |
Road vehicles - Digital information exchange for electrical Connections between tractors and trailers - Part 1: Physical layer and data link layer 道路车辆 牵引车和挂车电气连接的数字信息交互 第1部分:物理层和数据链路层 |
China National Standards Connection |
English PDF |
| GB/T 43151-2023 |
Weathering steel high-strength bolt Connection pair for steel structures 钢结构用耐候钢高强度螺栓连接副 |
China National Standards Connection |
English PDF |
| GB/T 43138-2023 |
Earthmoving machinery Lifting and lashing Connection points Performance requirements 土方机械 起吊和捆系连接点 性能要求 |
China National Standards Connection |
English PDF |
| GB/T 43077.4-2023 |
Hydraulic Transmission Connections Plain Threaded Flat Ports and Stud Ends Part 4: Hexagonal Screw Plug 液压传动连接 普通螺纹平油口和螺柱端 第4部分：六角螺塞 |
China National Standards Connection |
English PDF |
| GB/T 43018.1-2023 |
Textile equipment interConnection and interoperability Part 1: General technical requirements 纺织装备互联互通与互操作 第1部分：通用技术要求 |
China National Standards Connection |
English PDF |
| GB/T 30845.1-2023 |
Plugs, socket-outlets and marine couplers for high-voltage shore power Connection systems (HVSC systems) Part 1: General requirements 高压岸电连接系统（HVSC系统）用插头、插座和船用耦合器 第1部分：通用要求 |
China National Standards Connection |
English PDF |
| GB/T 28059.4-2023 |
Highway Network Image Information Management System Platform InterConnection Technical Specifications Part 4: User and Equipment Management 公路网图像信息管理系统 平台互联技术规范 第4部分：用户及设备管理 |
China National Standards Connection |
English PDF |
| GB/T 28059.3-2023 |
Highway Network Image Information Management System Platform InterConnection Technical Specifications Part 3: Interface and Communication Control Protocol 公路网图像信息管理系统 平台互联技术规范 第3部分：接口与通信控制协议 |
China National Standards Connection |
English PDF |
| GB/T 28059.2-2023 |
Highway Network Image Information Management System Platform InterConnection Technical Specifications Part 2: Video Format and Coding 公路网图像信息管理系统 平台互联技术规范 第2部分：视频格式与编码 |
China National Standards Connection |
English PDF |
| GB/T 28059.1-2023 |
Highway Network Image Information Management System Platform InterConnection Technical Specifications Part 1: General Principles 公路网图像信息管理系统 平台互联技术规范 第1部分：总则 |
China National Standards Connection |
English PDF |
| GB/T 23270.2-2023 |
Information and Documentation Open Systems InterConnection Interlibrary Loan Application Protocol Specification Part 2: Protocol Implementation Conformance Statement (PICS) Provisions 信息与文献 开放系统互连 馆际互借应用协议规范 第2部分：协议实施一致性声明（PICS）条文 |
China National Standards Connection |
English PDF |
| GB/T 23270.1-2023 |
Information and Documentation Open Systems InterConnection Interlibrary Loan Application Protocol Specification Part 1: Protocol Specification 信息与文献 开放系统互连 馆际互借应用协议规范 第1部分：协议说明书 |
China National Standards Connection |
English PDF |
| GB/T 20234.1-2023 |
Connection devices for conductive charging of electric vehicles Part 1: General requirements 电动汽车传导充电用连接装置 第1部分：通用要求 |
China National Standards Connection |
English PDF |
| GB/T 38329.3-2023 |
Port ship-to-shore Connection Part 3: Low-voltage shore connection (LVSC) systems General requirements 港口船岸连接 第3部分：低压岸电连接(LVSC)系统 一般要求 |
China National Standards Connection |
English PDF |
| GB/T 14034.1-2023 |
Hydraulic transmission Connections Metal pipe couplings Part 1: 24° taper 液压传动连接 金属管接头 第1部分：24°锥形 |
China National Standards Connection |
English PDF |
| GB/T 7939.3-2023 |
Hydraulic power Connections - Test methods - Part 3: Hose assemblies 液压传动连接 试验方法 第3部分：软管总成 |
China National Standards Connection |
English PDF |
| GB/T 14034.4-2023 |
Hydraulic power Connections - Metallic pipe fittings - Part 4: 60° cone 液压传动连接 金属管接头 第4部分：60°锥形 |
China National Standards Connection |
English PDF |
| 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 Connection |
English PDF |
| GB/T 12223-2023 |
Connections for part-turn valve actuators 部分回转阀门驱动装置的连接 |
China National Standards Connection |
English PDF |
| GB/T 8464-2023 |
Iron, copper and stainless steel threaded Connection valves 铁制、铜制和不锈钢制螺纹连接阀门 |
China National Standards Connection |
English PDF |
| GB/T 12222-2023 |
Connection of multi-turn valve actuators 多回转阀门驱动装置的连接 |
China National Standards Connection |
English PDF |
| GB/T 42405.1-2023 |
Smart Manufacturing Application InterConnection Part 1: Integration Technical Requirements 智能制造应用互联 第1部分：集成技术要求 |
China National Standards Connection |
English PDF |
| GB/T 42322-2023 |
Energy internet system InterConnection of active distribution network 能源互联网系统 主动配电网的互联 |
China National Standards Connection |
English PDF |
| GB/T 5900.3-2022 |
Machine tools - Dimensions of spindle end and chuck Connection - Part 3: Bayonet type 机床 主轴端部与卡盘连接尺寸 第3部分：卡口型 |
China National Standards Connection |
English PDF |
| GB/T 5900.2-2022 |
Machine tools - Dimensions of spindle end and chuck Connection - Part 2: Cam-lock type 机床 主轴端部与卡盘连接尺寸 第2部分：凸轮锁紧型 |
China National Standards Connection |
English PDF |
| GB/T 5900.4-2022 |
Machine tools - Dimensions of spindle end and chuck Connections - Part 4: Cylindrical connections 机床 主轴端部与卡盘连接尺寸 第4部分：圆柱连接 |
China National Standards Connection |
English PDF |
| GB/T 41604-2022 |
Agricultural vehicles Steering systems for agricultural trailers Semi-trailer articulated steering Connections 农业车辆 农用挂车转向系统 半挂车铰接式转向装置连接 |
China National Standards Connection |
English PDF |
| GB/T 22055-2022 |
Connection dimensions of microscope imaging components 显微镜 成像部件的连接尺寸 |
China National Standards Connection |
English PDF |
| GB/T 17466.22-2022 |
Accessories for household and similar fixed electrical installations - mounting boxes and enclosures - Part 22: Particular requirements for Connection boxes and enclosures 家用和类似用途固定式电气装置的电器附件安装盒和外壳 第22部分：连接盒与外壳的特殊要求 |
China National Standards Connection |
English PDF |
| GB/T 41256-2022 |
Specification for interConnection and interoperability of equipment in digital workshops for robotic manufacturing 机器人制造数字化车间装备互联互通和互操作规范 |
China National Standards Connection |
English PDF |
| GB/T 41317-2022 |
Stainless steel corrugated hose for gas appliance Connection 燃气用具连接用不锈钢波纹软管 |
China National Standards Connection |
English PDF |
| GB/T 42086.2-2022 |
Hydraulic transmission Connection - Flange connection - Part 2: 42 MPa, DN13～DN76 series 液压传动连接 法兰连接 第2部分: 42 MPa、DN13～DN76系列 |
China National Standards Connection |
English PDF |
| GB/T 42086.1-2022 |
Hydraulic transmission Connection flange connection Part 1: 3.5 MPa ~ 35 MPa, DN13 ~ DN127 series 液压传动连接 法兰连接 第1部分:3.5 MPa～35 MPa、DN13～DN127系列 |
China National Standards Connection |
English PDF |
| GB/Z 41983-2022 |
Hydraulic Screw-in Cartridge Valve Mounting Connection Dimensions 液压螺纹插装阀 安装连接尺寸 |
China National Standards Connection |
English PDF |
| GB/T 41981.2-2022 |
Connections for hydraulic transmissions - Pressure fittings - Part 2: Connectable under pressure 液压传动连接 测压接头 第2部分：可带压连接式 |
China National Standards Connection |
English PDF |
| GB/T 41981.1-2022 |
Connections for hydraulic transmissions - Pressure fittings - Part 1: Non-pressurized connections 液压传动连接 测压接头 第1部分：非带压连接式 |
China National Standards Connection |
English PDF |
| GB/T 41970-2022 |
Smart factory CNC machine tool interConnection interface specification 智能工厂数控机床互联接口规范 |
China National Standards Connection |
English PDF |
| GB/T 40375-2021 |
Technical specification of corrosion control operation for metal Connection (fastening) structure 金属连接（紧固）结构耐蚀作业技术规范 |
China National Standards Connection |
English PDF |
| GB/T 38329.2-2021 |
Utility Connections in port - Part 2: High and low voltage shore connection systems - Data communication for monitoring and control 港口船岸连接 第2部分：高压和低压岸电连接系统 监测和控制的数据传输 |
China National Standards Connection |
English PDF |
| GB/T 5900.1-2021 |
Machine tools—Connecting dimensions of spindle noses and work holding chucks—Part 1: Conical Connection 机床 主轴端部与卡盘连接尺寸 第1部分：圆锥连接 |
China National Standards Connection |
English PDF |
| GB/T 18216.4-2021 |
Electrical safety in low voltage distribution systems up to 1 000 V a. c and 1 500 V d. c - Equipment for testing, measuring or monitoring of protective measures - Part 4: Resistance of earth Connection and equipotential bonding 交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第4部分：接地电阻和等电位接地电阻 |
China National Standards Connection |
English PDF |
| GB/T 40048-2021 |
Test methods for bolted Connections in structural wood and wood-based materials 木质结构材螺栓连接力学性能测试方法 |
China National Standards Connection |
English PDF |
| GB/T 40027-2021 |
Information technology—Information device interConnection—Terminal device profile description of smart home electronics system 信息技术 信息设备互连 智能家用电子系统终端设备属性描述 |
China National Standards Connection |
English PDF |
| GB/T 40565.2-2021 |
Connections for hydraulic fluid power—Quick-action couplings—Part 2:Flush-face type at 20 MPa to 31.5 MPa 液压传动连接 快换接头 第2部分：20 MPa～31.5 MPa平面型 |
China National Standards Connection |
English PDF |
| GB/T 40565.3-2021 |
Connections for hydraulic fluid power—Quick-action couplings—Part 3:Screw connection type for general purpose 液压传动连接 快换接头 第3部分：螺纹连接通用型 |
China National Standards Connection |
English PDF |
| GB/T 40565.4-2021 |
Connections for hydraulic fluid power—Quick-action couplings—Part 4: Screw connection type at 72 MPa 液压传动连接 快换接头 第4部分：72 MPa螺纹连接型 |
China National Standards Connection |
English PDF |
| GB/T 30845.2-2021 |
Plugs, socket-outlets and ship couplers for high-voltage shore Connection systems (HVSC-systems)—Part 2: Dimensional compatibility and interchangeability requirements for accessories to be used by various types of ships 高压岸电连接系统(HVSC系统)用插头、插座和船用耦合器 第2部分：不同类型的船舶用附件的尺寸兼容性和互换性要求 |
China National Standards Connection |
English PDF |
| GB/T 40689-2021 |
Smart city—Technical requirements of management and service platform for device Connection 智慧城市 设备联接管理与服务平台技术要求 |
China National Standards Connection |
English PDF |
| GB/T 40781-2021 |
General resource of military and civilian—Reference model of heterogeneous systems interConnection 军民通用资源 异构系统互连参考模型 |
China National Standards Connection |
English PDF |
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