Sandwich Type Swing Check Valve
Size: DN40-DN600
Working pressure: PN10/16
Temperature Range: -1960C- 5600C
Face to Face: DIN 3202/API594/API6D
Description
Sandwich Type Swing Check Valve serves to prevent the backflow of medium in the piping system for protection of important equipments, widely used in the field of potable water, water supply and drainage, irrigation and energy industry.
Advantages:
1. The length of Sandwich Type Swing Check Valve is short and the weight of the valve is light, which is easy to be installed for vertical or horizontal pipes.
2. The stroke of Sandwich type Swing Check Valve is narrow and the closing impact is small. The flow channel is smooth and the fluid resistance is low.
3. This kind of check valve has long service life and good reliability
Components
No. | Part | Material |
1 | Body | WCB/SS316 |
2 | Disc | WCB/SS316 |
3 | Lifting ring | Zinc plated steel |
4 | Retainer | WCB/SS316 |
5 | O-ring | EPDM/FPM |
6 | O-ring | EPDM/FPM |
7 | Screw | Zinc plated steel |
Dimensions
DN | L | ∅A | ∅D | d |
40 | 16 | 22 | 94 | 14 |
50 | 16 | 32 | 109 | 15 |
65 | 16 | 43 | 129 | 16 |
80 | 16 | 56 | 144 | 16.5 |
100 | 16 | 73 | 164 | 17 |
125 | 16 | 95 | 195 | 17.5 |
150 | 19 | 116 | 221 | 20.5 |
200 | 22 | 156 | 276 | 25.5 |
250 | 32 | 200 | 330 | 40.5 |
300 | 38 | 235 | 380 | 42.5 |
350 | 38 | 280 | 444 | 49 |
400 | 44 | 316 | 491 | 56.5 |
450 | 50 | 360 | 550 | 65.5 |
500 | 56 | 405 | 610 | 73.5 |
600 | 62 | 486 | 724 | 84.5 |