metal sealed unfurled ball valve

Product Description

Metal sealed unfurled ball valve, the largest size up to:*2" class:**0#, **0#, **0#, **0# It has below advantages: 1. There is no frition between the disc and body seat when shut down the valve. Good tigtness, long life which can be 5~*0 times than normal metal ball valve. 2. It can be suit for kinds of conditions, high temperature, low temperature, high pressure and sour services. 3. With large flow area, low flow resistance, high hardness sealing surface which can be suit for particle medium, or firbe medium pipeline. 4. Minimized operation torque, it also can be quick open to shut. 5. Bi-direction sealing type of this kind valve.