水减压阀|沙特标准|SASO-EN-1567
SASO-EN-1567
Building valves – Water pressure reducing valves and combination water pressure reducing valves – Requirements and tests
建筑阀门 – 水减压阀和组合水减压阀 – 要求和测试
Applying Type : Standard Specification
Standard Year : 1999
Approval Year : 2021