T/NXJX 072-2024 The technical specification for the remanufacturing of special control valves for coal-based synthetic ammonia plants
T/NXJX 072-2024 The technical specification for the remanufacturing of special control valves for coal-based synthetic ammonia plants
Basic Information
Scope
Scope: This document specifies the general requirements, remanufacturing process, technical requirements, testing and inspection, records, surface protection treatment, and marking, packaging, transportation, storage, and digital delivery for special control valves (hereinafter referred to as special control valves) of coal-based synthetic ammonia plants. This document applies to the remanufacturing of special control valves for coal-based synthetic ammonia pulverized coal pressurized gasification plants. Main technical content: This document specifies the general requirements, remanufacturing process, technical requirements, testing and inspection, records, surface protection treatment, and marking, packaging, transportation, storage, and digital delivery for special control valves (hereinafter referred to as special control valves) of coal-based synthetic ammonia plants. This document applies to the remanufacturing of special control valves for coal-based synthetic ammonia pulverized coal pressurized gasification plants.