供水阀门-止回阀|沙特标准|SASO-EN-1074-3
SASO-EN-1074-3
Valves for water supply – Fitness for purpose requirements and appropriate verification tests – Part 3: Check valves
供水阀门 – 适用性要求和适当的验证测试 – 第 3 部分:止回阀
Applying Type : Standard Specification
Standard Year : 2000
Approval Year : 2012