1. Check valves are used in pipe lines to reduce water hammer and to prevent back flow of water to the pumps from rising mains. 2. These valves are suitable for handling clear water having turbidity of 3000 ppm maximum within the limits of the pressure ratings mentioned overleaf and for temperature O upto 50 Deg. C.

1. Check valves are used in pipe lines to reduce water hammer and to prevent back flow of water to the pumps from rising mains. 2. These valves are suitable for handling clear water having turbidity of 3000 ppm maximum within the limits of the pressure ratings mentioned overleaf and for temperature O upto 50 Deg. C.