Suzhou Alpine Flow Control Co., Ltd
Suzhou Alpine Flow Control Co., Ltd Be The Market Leader In Water Flow Control Valve
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Fire Fighting Ductile iron Low Head Loss Anti Water Hammer Non Slam Check Valve EPOXY Coated Quick Close
Description:
NSCV is used against water reverse flow suddenly and protects pump and other devices from water hammer harmness.it is mainly used for clean water.
Features:
·Disc will positively close before reverse flow, and maximize the closing speed up to 0.2 Sec.
· Installation can be vertical/horizontal/inclined.
·High strength ductile iron body used for durability and less weight.
·Advanced dynamic design of single body with diffuser provides streamline flow and assures lower head loss.
·Stainless steel spring hidden in the diffuser under protection while valve in operation.
·Comply with EN 558-1, ISO 5752 and EN 1092-2, ISO 7005-2 flange dimension.
Technical Data:
| Size | DN50-DN600 |
| Working Temperature | - 10C- 80C |
| Flange | AISI B16.1 Or PN16 |
| Flow Media | Clean Water |
| Quality System | |
| IQC | Check call incoming parts |
| IPQC | Check the production process is qualified |
| FQC | All valves are pressure tested |
| OQC | Check the valve ourlook and packing |
Dimension:
DN50 - DN350
DN400 - DN600
Materials:
DN50-DN350
| No. | Part Name | Material | Standard |
| 1 | Body | Ductile Iron | EN GJS500-7 |
| 2 | Disc | Ductile Iron+rubber | EN GJS500-7+EPDM/NBR |
| 3 | Spring | Stainless steel | AISI 304/316 |
| 4 | Stem | Stainless steel | AISI 420/304/316 |
| 5 | Washer | Plastic/Rubber | Nylon/EPDM |
| 6 | Nut | Stainless steel | AISI 420/304 |
| 7 | Bushing | Bronze | C61900 |
| 8 | Diffuser | Ductile Iron | EN GJS500-7 |
| 9 | Set Screw | Stainless steel | AISI304 |
| No. | Part Name | Material | Standard |
| 1 | Body | Ductile Iron | EN GJS500-7 |
| 2 | Disc | Ductile Iron+rubber | EN GJS500-7+EPDM |
| 3 | Spring | Stainless steel | AISI 304/316 |
| 4 | Stem | Stainless steel | AISI 420/304/316 |
| 5 | Washer | Plastic/Rubber | Nylon/EPDM |
| 6 | Nut | Stainless steel | AISI 420/304 |
| 7 | Bushing | Bronze | C61900 |
| 8 | Plug | Ductile Iron | EN GJS500-7 |
| 9 | Diffuser | Ductile Iron | EN GJS500-7 |
| 10 | Set Screw | Stainless steel | AISI304 |