Cast Steel Check Valve
Swing check valve, Bolted cover. Renewable disc and seat (in S.S. construction, integral seat non renewable).
Cast Steel Check Valves are used to prevent the back flow of fluid by closing before flow reversal, thereby preventing slam and water hammer. Relia Cast Steel Check Valves have been successfully installed in clean and dirty applications including petrochemical, water treatment, industrial water and wastewater services.
Cast Steel Check Valves are offered in swing check & piston check styles.
Standard Specifications
| Design | BS 1868/API 6D/ASME B16.34 | Face to face | ANSI B16.10 |
| End flange | ASME B16.5/16.47 | BW Ends | ASME B16.25 |
| Test | API 598 | Material | Nace Mr-0175 |
Cast Steel Swing Check Valve Drawing
Standard Material
| Item | Part Name | Material |
| 1 | Body | A216 WCB |
| 2 | Seat Ring | A105+STL |
| 3 | Disc | WCB+13Cr |
| 4 | Disc Washer | A276 410 |
| 5 | Disc Nut Pin | Stainless Steel |
| 6 | Disc Nut | Stainless Steel |
| 7 | Hinge Pin | A216 WCB |
| 8 | Hinge Pin | A182 F6a |
| 9 | Bearing Bracket | A216 WCB |
| 10 | Spring Washer | Carbon Steel |
| 11 | Hex Bolt | Carbon Steel |
| 12 | Gasket | SS304+Graphite |
| 13 | Cover Bolt | A193 B7 |
| 14 | Nut | A194 2H |
| 15 | Cover | A216 WCB |
| 16 | Eye Bolt | Carbon Steel |
| 17 | Plug | Carbon Steel |