valves seat sealing design, with stable reverse sealing valves sealing rod, automatic pressure relief and locking device It is a sphere with none shaft The sphere is clamped by two valves seats in a " floating " condition Floating ball valves is suitable for industry, petroleum, natural, metallurgy, and other industries It is mainly used to cut off, distribute and change the direction of mediums flows on the pipeline Make of Brass and Stainless steel, enduring, firmly and anti-corrosions, Manufacturer: Tsophreniq