Description
DKV HC41X silencer check valve applicable to water supply and drainage pipes, the valve disc is guided by the central axis at both ends of the inlet and outlet; it is flexible to open and close, and can be installed horizontally or vertically. The valve disc is spring-loaded, and its rapid closing can effectively eliminate water hammer.
| Part name | Material | ||||
| Valve body,disc、bracket,pressure late | Stainless steel, Grey cast iron | ||||
| Locating | Copper alloy | ||||
| Valve stem | carbon stee | ||||
| Sealing | PTFE、Rubber |
Performance Specifications
| Type | Nominal Pressure MPa |
Test pressure | Working temperature ℃ |
Suitable medium | |
| Strength (water)(MPa) | Sealing (water)(MPa) | ||||
| H42F-16 | 1.6 | 2.4 | 1.8 | ≤150 | steam,water.oil |
| H42X-16 | 1.6 | 2.4 | 1.8 | ≤80 | water,oi |
Outline and connecting measurememt
| type | Nominal diameter (mm) |
Measurement(mm) | |||||
| L | D | D1 | D2 | f-d | Z-φd | ||
| H42F/X -16 |
40 | 130 | 145 | 110 | 85 | 17-2 | 4-φ18 |
| 50 | 150 | 160 | 125 | 100 | 19-2 | 4-φ18 | |
| 65 | 155 | 180 | 145 | 120 | 19-2 | 4-φ18 | |
| 80 | 155 | 195 | 160 | 135 | 21-2 | 8-φ18 | |
| 100 | 156 | 215 | 180 | 155 | 23-2 | 8-φ18 | |
| 125 | 259 | 245 | 210 | 185 | 25-2 | 8-φ18 | |
| 150 | 281 | 280 | 240 | 210 | 27-2 | 8-φ23 | |
| 200 | 300 | 335 | 295 | 265 | 29-2 | 12-φ23 | |
| 250 | 380 | 405 | 355 | 320 | 31-2 | 12-φ25 | |
| 300 | 460 | 460 | 410 | 375 | 33-2 | 12-φ25 | |
