Detail of EJ/T 1022.1-1996

Introduction of EJ/T 1022.1-1996

1 Subject Content and Application Scope This standard specifies such basic requirements as basic rules, stress analysis, aseismic analysis, maximum allowable pressure, minimum wall thickness, profile line design, materials, and identification marking of nuclear safety related valves of PWR nuclear power plant. This part is applicable to the design and manufacture of nuclear safety related valves of PWR nuclear power plant. 2 Normative References GB/T 4334.5 Method of Copper Sulfate - Sulfuric Acid Test for Stainless Steels GB/T 12220 General Purpose Industrial Valves - Marking GB/T 12221 Metal Valves for Use in Flanged Pipe Systems - Face-to-face and Centre-to-face Dimensions GB/T 12234 General Purpose Industrial Valves - Flanged and Butt-weld Steel Gate Valves GB/T 12235 General Purpose Industrial Valves - Flanged Steel Globe Valves and Lift Check Valves GB/T 12236 General Purpose Industrial Valves - Steel Swing Check Valve GB/T 12237 General Purpose Industrial Valves - Flanged and Butt-weld End Steel Ball Valves GB/T 12238 General Purpose Industrial Valve-Flanged and Wafer Butterfly Valves GB/T 12239 General Purpose Industrial Valves-Diaphragm Valves GB/T 12243 Spring Loaded Safety Valves GB/T 12246 Pilot-operated Reducing Valves EJ/T 1022.2 PWR Nuclear Power Plant Valve - Specification of Carbon Steel Casting EJ/T 1022.3 PWR Nuclear Power Plant Valve - Specification of Stainless Acid-resistant Steel Castings EJ/T 1022.4 PWR Nuclear Power Plant Valve - Technical Specification of Carbon Steel, Low-alloy Steel Forgings EJ/T 1022.5 PWR Nuclear Power Plant Valve - Specification of Austenitic Stainless Steel Forging EJ/T 1022.6 PWR Nuclear Power Plant Valve - Welding and Welded Joint Acceptance EJ/T 1022.7 PWR Nuclear Power Plant Valve - Packaging, Transport and Storage EJ/T 1022.8 PWR Nuclear Power Plant Valve - Technical Specification of Installation and Maintenance EJ/T 1022.9 PWR Nuclear Power Plant Valve - Final Examination and Test in Manufactory EJ/T 1022.10 PWR Nuclear Power Plant Valve - Model Compilation Method EJ/T 1022.11 PWR Nuclear Power Plant Valve - Electric Actuator EJ/T 1022.12 PWR Nuclear Power Plant Valve - Pneumatic Actuator EJ/T 1022.13 PWR Nuclear Power Plant Valve - Control System EJ/T 1022.14 PWR Nuclear Power Plant Valve - Stress Analysis and Seismic Analysis EJ/T 1022.15 PWR Nuclear Power Plant Valve - Seismic Evaluation Test EJ/T 1022.16 PWR Nuclear Power Plant Valve -NCh Grade Technical Requirements EJ/T 1022.17 PWR Nuclear Power Plant Valve - General Technical Specifications for Surface Treatment EJ/T 1022.18 PWR Nuclear Power Plant Valve - Rules of Product Cleaning JB/T 1751 Socket Welding Connection and Piping End Dimension ZBJ/T 16005 Forging Steel Valve HAF 0400 Requirements for Quality Assurance and Safety of Nuclear Power Plants HAF 0900 Regulations on the Supervision and Management of Civilian Nuclear Pressure Equipment 3 Terms 3.1 General rules Including the minimum requirements in the entire process of valve design and manufacture. 3.2 Design acceptance Verify the consistency of valve products and design. 3.3 Active valve

Contents of EJ/T 1022.1-1996

1 Subject Content and Application Scope 2 Normative References 3 Terms 4 Basic Rules 5 Stress Analysis, Aseismic Analysis and Seismic Evaluation Test 6 Maximum Allowable Pressure of Valves 7 Minimum wall thickness of valve 8 Design of Valve Profile Line 9 Materials 10 Manufacturing 11 Product Inspection and Test Acceptance 12 Marking of Valves 13 Protective Layer, Packaging, Transportation and Storage of Valves 14 Installation and Maintenance of Valves Appendix A Maximum Allowable Pressure of PWR Nuclear Power Plant Valve (Supplement) Additional Explanation: