Non-return Valve: 

Power Station WCB Non-return Valve:

Features:

1. The valve disc is quenched as a whole. It can move up and down inside the valve body. While the medium is reversing, the pressure of the medium will close the disc.
2. Valve body and bonnet are mold forged parts.
3. The sealing surface of valve seat is formed by spray welding cobalt base hard alloy with good wear and friction resistance.
4. Non-return valve shall be mounted in vertical to the horizontal pipeline; the medium shall flow from bottom to top. (Normal flow)

Specification: 

Power Station WCB Non-return Valve Picture: 

Power Station WCB Non-return Valve Factory Picture: