Cast Steel Check valve
| Design Std. | BS 1868, API 6D, ASME B16.34 |
|---|---|
| Face to Face (For Flanged End, Butt Weld End) | ASME B16.10, B16.25 |
| Testing Std. | EN 12266-1, API 598/API6D |
| Body & Cover | WCB, WC9, WC6, LCB, CF8, CF8M, CF3, CF3M, CN7M |
| Disc | Stainless Steel 410, 304, 316, 316L, CA15, CF8, CF8M, CN7M |
| Hinge pin | Stainless Steel 410, 304, 316, AL20 |
| Seat | Stainless Steel 410, 304, 316, CF8, CF8M, CF3M, CN7M |
| End Connection | Flanged, Butt Weld End |
Forged Steel Check Valve
| Sizes in mm(inch)Pressure Rating | Pressure Rating |
|---|---|
| Screwed, Socket & Butt Weld Ends | |
| 08 (1/4″) to 50 (2″) | Class 800 & 1500 |
| 15 (1/2″) to 25 (1″) | Class 2500 Straight Pattern |
| 15 (1/2″) to 50 (2″) | Class 2500 Y-Pattern |
| Flanged Ends ( Weldon Flanges) | |
| 15 (1/2″) to 50 (2″) | Class 150, 300 & 600 |
| Design Std | API 602, BS 5232 |
|---|---|
| Face to Face | ASME B16.10 |
| Testing Std. | API 598/EN 1266-1 |
| Body & Cover | A105, F11, F22, F5, F9, F304 & F316 |
| Disc | Stainless Steel CA15, CF8, CF8M |
| Stem | Stainless Steel 410, 304, 316 |
| Seat | Stainless Steel 410, 304, 316 |
| End Connection | Flanged, Screwed.Socket weld Ends |
| End Detail | For SE – BS:21 BSP (Parallel/ Taper) / ASME B1.20.1 (NPT) Threads, SWE B16.11 |