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No Water Slam Short Pattern SS Metal Seat Swing Check Valve Wafer
Application:
Wafer Swing Check Valve is used for pipes under following conditions: nominal pressure 1.0 Mpa-42.0 Mpa, Class150~2500; nominal size DN15~1200mm; working temperature: -195~540℃. Applying different materials, it can be used for water, steam, oil, nitric acid, acetic acid, oxidizing liquid and carbamide etc.
Main Material
Parts No. | Parts Name | Material | ||
WCB | CF8 | CF8M | ||
1 | Body | A216 WCB | A351 CF8 | A351 CF8M |
2 | Disc | A216 WCB / A351 CF8 / A351 CF8M | ||
3 | Body Seal | NBR / EPDM / VITON / PTFE | ||
4 | Seat | NBR / EPDM / VITON / PTFE / METAL / A.S. Overlay | ||
5 | Fix Bush | SS316 | ||
6 | Socket Head Cap Screw | SS316 | ||
7 | O-Bolt | A105 | SS304 |
Note:The chart above only lists out some common composition of steel single door wafer check valve parts. We may provide other different parts material composition according to the customer's request or the actual valve working condition.
Seat Material | Medium | Max. W,P. (Mpa) | Max. Temperature Range ( °C ) |
NBR | W.O.G | 1.2 | -10 °C to 90 °C |
EPDM | W.O.G | 1.2 | -20 °C to 120 °C |
VITON | W.O.G | 1.2 | -30 °C to 160 °C |
PTFE | W.O.G | 1.2 | -30 °C to 200 °C |
Metal | W.O.G & Others | 1.5 | Same as Body |
Metal with Overlay | W.O.G & Others | 1.5 | Same as Body |
NPS | L | ∮d | ∮D | NPS | L | ∮d | ∮D | ||||
inch | mm | 10K | 150 LB | inch | mm | 10K | 150 LB | ||||
1/2" | 15A | 14 | 8 | 55 | 47 | 6" | 150A | 20 | 113 | 220 | 220 |
3/4" | 20A | 14 | 9 | 60 | 56 | 8" | 200A | 27 | 142 | 270 | 278 |
1" | 25A | 14 | 12 | 70 | 66 | 10" | 250A | 29 | 190 | 325 | 340 |
1-1/4" | 32A | 14 | 16 | 80 | 76 | 12" | 300A | 35 | 211 | 370 | 409 |
1-1/2" | 40A | 14 | 21 | 85 | 85 | 14" | 350A | 38 | 260 | 415 | 448 |
2" | 50A | 14 | 30 | 104 | 104 | 16" | 400A | 45 | 306 | 475 | 510 |
2-1/2" | 65A | 14 | 43 | 124 | 124 | 18" | 450A | 55 | 358 | 530 | 548 |
3" | 80A | 14 | 50 | 134 | 134 | 20" | 500A | 65 | 408 | 580 | 605 |
4" | 100A | 18 | 72 | 155 | 174 | 22" | 550A | 70 | 450 | 640 | 657 |
5" | 125A | 18 | 93 | 190 | 190 | 24" | 600A | 70 | 485 | 690 | 715 |