标准号:BS EN 12334-2001
中文标准名称:工业阀门.铸铁单向阀门
英文标准名称:Industrial valves - Cast iron check valves
标准类型:J16
发布日期:2001/3/15 12:00:00
实施日期:2001/3/15 12:00:00
中国标准分类号:J16
国际标准分类号:23.060.50
引用标准:EN 558-1;EN 736-1;EN 736-2;EN 736-3;EN 1092-2
适用范围:This European Standard specifies the requirements for cast iron check valves.
This standard applies to cast iron check valves mainly used for industrial and general purpose applications. However, they may be used for other applications provided the requirements of the relevant performance standards are met.
The range of nominal sizes covered is:
DN 10; DN 15; DN 20; DN 25; DN 32; DN 40; DN 50; DN 65; DN 80; DN 100; DN 125; DN 150; DN 200; DN 250; DN 300; DN 350; DN 400; DN 450; DN 500; DN 600; DN 700; DN 800; DN 900; DN 1000.
The range of pressure designations covered is:
PN 2,5; PN 6; PN 10; PN 16; PN 25.
NOTE: Back flow prevention anti-pollution check valves are outside the scope of this standard.