Quick open and close spherical seal gate valve
The core technology provided by the patent product zero friction telescopic ball valve is: zero friction telescopic ball valve valve opening or closing process of the ball sealing surface and valve seat sealing surface from the ball completely suspended in the body cavity, ball movement with the valve seat sealing surface of the body has no friction, to achieve zero wear effect.
Body material: cast iron
Diameter: DN15~DN500
Operating temperature: -10℃~80℃
Working pressure: PN10/PN16