Cast Iron Swing Check Valve Technical Requirement:
1. Design and Manufacture
2. Face to Face: ANSI B16.10
3. Flange End: ANSI B16.1
4 Test: MSS-SP-71
The valve is a Class 125 (200 CWP) iron body check valve with flanged ends, bolted to the bonnet, and bronze installation. Cast iron swing check valves prevents backflow by automatically closing when the flow is reversed.
It conforms to the MSS-SP71 standard, and has an updateable disk and seat. It is equipped with a bolted valve cover for easy maintenance. Swing check valve can be installed in a horizontal position (or vertical upward flow)
Cast Iron Swing Check Valve Main parts and materials
Parts Name | Materials |
Body、Bonnet | ASTM A126 B |
Disc | ASTM A126 B |
Stem | SS420 |
Seat Ring | Brass |
Features of cast iron swing check valve
1. Renewable seat pan
2. Bolt type engine cover
3. Iron disc with bronze disc face ring and disc bolt
4. Bronze inlay
5. 125 psi/8.6 bar saturated steam to 353 degrees Fahrenheit
6. Synthetic fiber gasket
7. With Proper Machining Capabilities.
8. Not to be used for reciprocation air compressor applications.