- Item: Ductile iron Pair of Wafer Check Valves SWD-M15
- Item No.: SWD-M15
- Lead time: 30 days around
- MOQ: 5ctns
- Package: Wooden Box
- Deliver: Ocean or Express
- Port: Ningbo or Shanghai
- Place of origin: China
Ductile iron Pair of Wafer type Check Valve SWD-M15
描述
| Size | DN15-DN500 1/2″-20″ |
| Class | PN10/PN16/125LB/150LB/JIS10K |
| Face to face | BS5155,EN558-1 |
| Flange drilled | DIN2501,BS4504,ASME B16.1 |
| Working environment | Water, Oil, Steam |
| Working temperature | ≦120℃ |
| Available Material | DI, CI, Stainless Steel, Carbon Steel |
There is no bolt hole for the clip type check valve. The valve is clamped by two flange pairs, and the flange is tightened by tightening the bolt to reach the fixed valve.
The closing stroke of the flap is short and spring-loaded, which significantly reduces water hammer.
The Ductile iron Pair of Wafer Type Check Valve is mainly suitable for water supply and drainage networks on urban, industrial and high-rise buildings. Since its structural length is shorter than that of a general check valve, it is suitable for places where installation space is limited.
Wafer Type check valve product features：
1. The structure length is short, and its structure length is only 1/4~1/8 of the traditional flange check valve.
2, small size, lightweight, its weight is only 1/4 ~ 1 / 20 of the traditional micro-resistance slow-closing check valve
3. The valve flap of the clip-on check valve is closed quickly and the water hammer pressure is small.
4, check valve horizontal or vertical pipe can be used, easy to install
5. The flow path of the clamp type check valve is unobstructed and the fluid resistance is small.
6, sensitive action, good sealing performance
7. The valve stroke is short, and the impact force of the closed type check valve is small.
8, the overall structure, simple and compact, beautiful appearance
9, long service life and high reliability
Common faults of the check valve 1 sealing surface damage; 2 impurities attached to the sealing surface of the check valve disc. Repair the sealing surface and clean impurities to prevent backflow
| ITEM | PART NAME | MATERIAL |
| 1 | Body | Cast Iron or Ductile Iron |
| 2 | Plate | DI, Stianless Steel, Bronze |
| 3 | Spring | Stianless Steel |
| 4 | Hinge Pin | Stianless Steel |
| 5 | Stop Pin | Stianless Steel |
| 6 | Plug | Carbon Steel |
| 7 | Body Bearing | PTFE |
| 8 | Spring Bearing | PTFE |
| 9 | Eye Bolt | Carbon Steel |
| 10 | Body Seat | EPDM,CR, FKM, NR |
| AS2192E | ASME150LB | PN10 | PN16 | ΦD | B | R | F | |
| DN(mm)&INCH | ΦA | ΦA | ΦA | ΦA | ||||
| 40(1-1/2″) | 84 | 82 | 92 | 57 | 43 | 25 | 19 | |
| 50(2″) | 96 | 101 | 107 | 65 | 43 | 28.8 | 19 | |
| 65(2-1/2″) | 109 | 120 | 127 | 80 | 46 | 36.1 | 20 | |
| 80(3″) | 128 | 133 | 142 | 94 | 64 | 43.4 | 28 | |
| 100(4″) | 160 | 171 | 162 | 117 | 64 | 52.8 | 27 | |
| 125(5″) | 192 | 194 | 192 | 145 | 70 | 65.7 | 30 | |
| 150(6″) | 218 | 219 | 218 | 170 | 76 | 78.6 | 31 | |
| 200(8″) | 270 | 276 | 273 | 224 | 89 | 104.4 | 33 | |
| 250(10″) | 334 | 337 | 328 | 265 | 114 | 127 | 50 | |
| 300(12″) | 380 | 407 | 378 | 310 | 114 | 148.3 | 43 | |
| 350(14″) | 444 | 447 | 438 | 360 | 127 | 172.4 | 45 | |
| 400(16″) | 495 | 510 | 489 | 410 | 140 | 197.4 | 52 | |
| 450(18″) | 558 | 546 | 539 | 450 | 152 | 217.8 | 58 | |
| 500(20″) | 615 | 603 | 592 | 616 | 505 | 152 | 241 | 58 |
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