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Cast steel swing Check Valve
Cast Steel Non-return flap Check Valve, Cast Steel Back-pressure Check Valve
Technical Data
Standard: API, JIS, JB, ANSI, DIN
Size: 2"-24"(DN50-DN600)
Suitable Medium: Water, Oil, Gas
Operation: Hand wheel, Warm Gear, Pneumatic
Materials List
| No Parts Name | Materials | ||||||||
| Body | WCB | LCB | LCC | WC6 | WC9 | CF8 | CF8M | CF3 | CF3M |
| Bonnet | WCB | LCB | LCC | WC6 | WC9 | CF8 | CF8M | CF3 | CF3M |
| Arm | WCB | LCB | LCC | WC6 | WC9 | CF8 | CF8M | CF3 | CF3M |
| Gasket | 150 ~600LB. STAINLESS STEEL WINDING GASKET | ||||||||
| Bolt | B7 | L7M | L7M | B16 | B16 | B8 | B8 | B8 | B8 |
| Nut | 2H | 7M | 7M | 4 | 4 | 8 | 8 | 8 | 8 |
Common used trim material
| API600 ATrim No. | Seat ring | Disc sealing | Stem | Back Seat |
| 1 | ER410 | ER410 | ASTM A182 F6a | ASTM A182 F6a |
| 2 | 304 | 304 | ASTM A182 304 | ASTM A182 304 |
| 5 | STL | STL | ASTM A182 F6a | ASTM A182 F6a |
| 8 | STL | ER410 | ASTM A182 F6a | ASTM A182 F6a |
| 9 | Monel | Monel | Monel | Monel |
| 10 | 316 | 316 | ASTM A182 F316 | ASTM A182 F316 |
| 12 | STL | 316 | ASTM A182 F316 | ASTM A182 F316 |
Features
1, Renewable Seat Ring
2. Anti- Rotation Disc
3. Non-Penetrate Disc Shaft
