GB/T 21387-2025

Active

Axial flow check valve for water supply system

供水系统用轴流式止回阀

Standard Type
GBT
ICS
23.060.50
CCS
J16
Status
现行
Issue Date
2025-10-31
Implementation
2026-05-01
Responsible Dept
中国机械工业联合会
Drafting Unit
N/A