Silence Check Valve
1.size:DN50-DN600;2’’-24’’
2.Medium:water
3.Standard:EN12334/BS5153/MSS SP-71/AWWA C508
4.Pressure:CLASS 125-300/PN10-25/200-300PSI
5.Material:CI,DI
6.Type:wafer,swing
- Tel:+86- 532- 55785171 / 55785172 / 55786571 / 55786572
- E-mail:info@qdiflow.com
Description
TECHNICAL REQUIREMENT
1. Working pressure: 1.0/1.6MPa
2. Working temperature:
NBR: 0℃~80℃
EPDM: -10℃~120℃
3. Flange standard: EN1092-2 PN10/16
4. Testing: DIN3230, API598
5. Medium: Fresh water, sea water, food, all kinds of oil etc.
Specification
| NO. | PART | MATERIAL |
 |
|
| 1 | Guide | GGG40 | ||
| 2 | Body | GG25/GGG40 | ||
| 3 | Sleeve | PTFE | ||
| 4 | Spring | Stainless steel | ||
| 5 | Seat ring | NBR/EPDM | ||
| 6 | Disc | GGG40+Brass | ||
Dimensions data(mm)
| DN (mm) | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | |
| L (mm) | 100 | 120 | 140 | 170 | 200 | 230 | 301 | 370 | 410 | |
| ΦE (mm) | 50 | 65 | 80 | 101 | 127 | 145 | 194 | 245 | 300 | |
| ΦC (mm) | 165 | 185 | 200 | 220 | 250 | 285 | 340 | 405 | 460 | |
| ΦD (mm) | PN10 | Φ125 | Φ145 | Φ160 | Φ180 | Φ210 | Φ240 | Φ295 | Φ350 | Φ400 |
| PN16 | Φ355 |
Φ410 |
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