Wafer Type Swing Check Valve DN40-DN600 High Temperature 180°C Non-Return Valve
The H74 wafer-type swing check valve is an ultra-thin non-return valve designed to prevent medium backflow in pipeline systems. This automatic valve operates based on medium pressure for opening and closing functions.
Suitable for shipbuilding, petrochemical industry, chemical processing, pharmaceutical industry, ventilation technology, fire protection equipment, and pumping stations.
| SIZE | B | A | L |
|---|---|---|---|
| 1 1/2" | 23 | 87 | 19 |
| 2" | 30 | 104 | 19 |
| 2 1/2" | 41 | 124 | 19 |
| 3" | 54 | 136 | 19 |
| 4" | 71 | 174 | 19 |
| 5" | 92 | 197 | 19 |
| 6" | 112 | 222 | 19 |
| 8" | 155 | 279 | 28 |
| 10" | 201 | 339 | 28 |
| 12" | 240 | 409 | 38 |
| 14" | 270 | 450 | 44 |
| 16" | 311 | 514 | 48 |
| 18" | 360 | 549 | 58 |
| 20" | 410 | 606 | 64 |
| 24" | 490 | 717 | 68 |
- Easy exchange of wearing parts for maintenance
- Suitable for horizontal or vertical pipe installation
- Smooth flow path with low fluid resistance
- Space-saving design with short face-to-face dimension
- Short valve flap stroke with minimal impact force
- Long service life with high reliability
Products are packed in suitable wood cases by skilled workers to prevent damage. We work with long-term cooperated forwarders for booking space, customs clearance, and transportation via sea, air, or train according to customer requirements. Delivery time ranges from 7 to 60 days based on order specifications.
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