Basic standards:

GB/T 1047 Definition and selection of DN (nominal size) for pipeline components

GB/T 1048 Definition and selection of PN (nominal pressure) for pipeline components

GB/T 6567.4 Technical drawings - Graphical symbols for piping systems - Valves and control components

GB/T 12220 Industrial Valve Markings

GB/T 12221 Metal Valve Structure Length

GB/T 12224 General Requirements for Steel Valves

GB/T 12241 General Requirements for Safety Valves

GB/T 12247 Classification of Steam Traps

GB/T 12250 Terminology, Markings, and Structural Lengths for Steam Traps

GB/T 17213.1 Industrial Process Control Valves Part 1: Terminology and General Principles of Control Valves

GB/T 17213.5 Industrial Process Control Valves Part 5: Markings

GB/T 21465 Terminology for Valves

GB/T 24919 General Requirements for Installation, Use, and Maintenance of Industrial Valves

GB/T 24921.1 Determination, Selection, and Installation of Pressure Release Valves for Petrochemical Industry Part 1: Determination and Selection of Dimensions

GB/T 24921.2 Determination, Selection, and Installation of Pressure Release Valves for Petrochemical Industry Part 2: Installation

GB/T 25739 Technical Guidelines for Valve Debugging in Nuclear Power Plants

GB 26640 Specification for minimum wall thickness requirements for valve casings

Marking and Painting of JB/T 106 Valves

JB/T 308 Valve Model Compilation Method

JB/T 1308.1 PN2500 ultra-high pressure valves and fittings Part 1: Valve types and basic parameters

JB/T 2203 Spring Direct Load Safety Valve Structure Length

JB/T 2205 Pressure Reducing Valve Structure Length

JB/T 6438 Technical Requirements for Plasma Arc Welding of Valve Sealing Surface

JB/T 7928 Supply Requirements for Industrial Valves

Material standards:

GB/T 12225 Technical Conditions for Copper Alloy Castings for General Purpose Valves

GB/T 12226 General Purpose Valves - Technical Conditions for Gray Iron Castings

GB/T 12227 Technical Conditions for Ductile Iron Castings of General Purpose Valves

GB/T 12228 Technical Conditions for Carbon Steel Forgings for General Purpose Valves

GB/T 12229 Technical Conditions for Carbon Steel Castings for General Purpose Valves

GB/T 12230 Technical Conditions for Stainless Steel Castings of General Purpose Valves

GB/T 29528 Technical Conditions for Copper Alloy Forgings for Valves

JB/T 5300 Guidelines for Material Selection of Industrial Valves

Testing and Inspection Standards:

JB/T 7248 Technical Conditions for Low Temperature Steel Castings for Valves

JB/T 7744 Alloy Powder for Plasma Arc Welding of Valve Sealing Surface

JB/T 7927 Appearance Quality Requirements for Valve Steel Castings

JB/T 12000 Technical Conditions Test and Inspection of Pressure Forged Steel Parts for Thermal Power Supercritical and Ultra Supercritical Parameter Valves

GB/T 12242 Performance Test Specification for Pressure Release Devices

GB/T 12245 Performance Test Methods for Pressure Reducing Valves

GB/T 12251 Test Methods for Steam Trap Valves

GB/T 13927 Industrial Valve Pressure Testing

GB/T 172134 Industrial process control valves - Part 4: Inspection and routine testing

GB/T 22652 Valve Sealing Surface Welding Process Evaluation

GB/T 26479 Fire resistance test for rotary valves with elastic seals

GB/T 26480 Inspection and Testing of Valves

GB/T 26481 Emission Test for Valves

GB/T 26482 Fire resistance test for check valves

GB/T 28777 Evaluation of Valves for Petrochemical Industry

GB/T 30832 Test Methods for Valve Flow Coefficient and Flow Resistance Coefficient

GB/T 32291 Offline Verification and Evaluation of High and Ultra High Pressure Safety Valves

JB/T 6439 Magnetic Particle Testing of Pressure Parts of Valves

JB/T 6440 Radiographic Testing of Pressure Cast Steel Parts for Valves

JB/T 6902 Valve Liquid Penetration Testing

JB/T 6903 Ultrasonic Testing of Forged Steel Parts for Valves

JB/T 8858 Static Pressure Life Test Procedure for Gate Valves

JB/T 8859 Static Pressure Life Test Procedure for Globe Valves

JB/T 8860 Static Pressure Life Test Procedure for Plug Valves

JB/T 8861 Static Pressure Life Test Procedure for Ball Valves

JB/T 8863 Butterfly Valve Static Pressure Life Test Procedure

JB/T 12003 Specification for Low Temperature Test Equipment for Valves