EH Series Dual plate wafer check valve
Description:
EH Series Dual plate wafer check valve is with two torsion springs added to each of pair valve plates, which close the plates quickly and automatically, that can prevent the medium from flowing back.The check valve can be installed on both horizontal and vertical direction pipelines.
Characteristic:
-Small in size, light in weight, compact in structure, easy in maintenance.
-Two torsion springs are added to each of the pair valve plates, which close the plates quickly and automatically.Water hammer pressure is small.
-The quick close action preventive medium from flowing back.
-Short face to face and good rigidity.
-Easy installation, it can be installed on both horizontal and vertival direction pipelines.
-This valve is tightly sealed, without leakage under the water pressure test.
-Safe and reliable in operation, High interference-resistance.
-Long service life and high reliability
Applications:
General industrial use.
Dimensions:

| Size | D | D1 | D2 | L | R | t | Weight(kg) | |
| (mm) | (inch) | |||||||
| 40 | 1.5" | 92 | 65 | 43.3 | 43 | 28.8 | 19 | 1.5 |
| 50 | 2" | 107 | 65 | 43.3 | 43 | 28.8 | 19 | 1.5 |
| 65 | 2.5" | 127 | 80 | 60.2 | 46 | 36.1 | 20 | 2.4 |
| 80 | 3" | 142 | 94 | 66.4 | 64 | 43.4 | 28 | 3.6 |
| 100 | 4" | 162 | 117 | 90.8 | 64 | 52.8 | 27 | 5.7 |
| 125 | 5" | 192 | 145 | 116.9 | 70 | 65.7 | 30 | 7.3 |
| 150 | 6" | 218 | 170 | 144.6 | 76 | 78.6 | 31 | 9 |
| 200 | 8" | 273 | 224 | 198.2 | 89 | 104.4 | 33 | 17 |
| 250 | 10" | 328 | 265 | 233.7 | 114 | 127 | 50 | 26 |
| 300 | 12" | 378 | 310 | 283.9 | 114 | 148.3 | 43 | 42 |
| 350 | 14" | 438 | 360 | 332.9 | 127 | 172.4 | 45 | 55 |
| 400 | 16" | 489 | 410 | 381 | 140 | 197.4 | 52 | 75 |
| 450 | 18" | 539 | 450 | 419.9 | 152 | 217.8 | 58 | 101 |
| 500 | 20" | 594 | 505 | 467.8 | 152 | 241 | 58 | 111 |
| 600 | 24" | 690 | 624 | 572.6 | 178 | 295.4 | 73 | 172 |
| 700 | 28" | 800 | 720 | 680 | 229 | 354 | 98 | 219 |




