FREE-VALVE’s single plate wafer check valves are installed in the piping system, their main function is to prevent medium from flowing backwards, the valves are swing type ,and comes with a short pattern sandwich type flangeless wafer body conforming to the GB/T12221 and ASME B 16.10 face to face dimensions,the valve performs the same with Swing Check Valve with much less cost and has a simple but reliable and robust construction.
The eccentric mounted hinge pin in combination with the disc seat guarantees a positive shut off of the returning medi
Seat Ring isreplaceable type.
Tightening torque to be applied on the companion flange bolting is lower due to face sealing O-rings.
Self centering in pipeline due to controlled outside diameter, enables easy installation.
Thevalves are suitable for mounting between weld neck or slip on type companion flanges of different standards.
FREE-VALVE’ssingle plate wafer check valves are mainly used in water supply systems, supply air system,petroleum, chemical and other industrial sectors to have the most suitable place of installation space restrictions.