T/JSQA 223-2025 Active Group standards

T/JSQA 223-2025 Rotary valve for power plants

Publish Date: 2025-09-23 Implement Date: 2025-09-23 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/JSQA 223-2025

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: \nValve Comprehensive

Publish Date: 2025-09-23

Implement Date: 2025-09-23

Scope

This document is applicable to rotary valves used in power plants with a nominal size of not less than DN 50 mm and 150 mm × 150 mm, and a conveying medium of polymer particles (flake-like, block-like) or powder, which can withstand high temperatures, high pressures, and wear and tear. This document specifies the terms and definitions, classification and marking/composition, general requirements, technical requirements, test methods, inspection rules and marking, packaging, transportation, and storage of rotary valves used in power plants.