Overview
Wafer type NRV is used most commonly in pipe systems for industrial applications of all kinds. These wafer type swing check valves are virtually maintenance free. The seat seal can be elastic or a metal to metal seal. The flap disc is self-centering and secured – using a special stop for protection against pipe damage.
Key features/benefits
- Light weight compare to conventional NRV
- Need very less space compare to conventional NRV
| Specification | |
|---|---|
| Size range/-dimensions | DN 25 to DN 600 |
| Temperature range | Up to 200º C |
Materials :
- Body & Flapper :CI, DI, WCB, CF8, CF8M & other exotic alloys.
- Seat : Neoprene Natural Rubber, PTFE, CFT, GFT