Dual Plate check valves are most preferred over swing type check valves due to its various features like-light in weight, slimmer and can be used in any orientation & silent working.
It is designed as per API 594/API 6D and testing as per API 598.The valve is most suited for the application where there is constraint in space, weight and water hammer. The water hammer is basically more prevalent in bigger sizes for more than 200mm.
Dual plate chekc valves are available in different types as follows:
- Butt weld type
- Double flange type
- Hub end type
- Solid Lug type
- Wafer type
- Sizes:50 mm to 600 mm
- Pressure rating:150#,300#,600#,900#,1500#
- Disc:Gun Metal/CS/SS/Alloy
- End Connection:Wafer End, Wafer Lug End, Flanged End
- Temperature:-190 C to 760 C
- Typical Application:Sugar mill,Marine & Mining,Distillery Plant,Fertilizer Plant, Pulp & Paper mill,Industrial Chemical Piping,Oil, Gas, Petrochemical Plant,Textile and Process industries, Thermal and Nuclear Power Plant.