Soft seal plug valve is mainly used for opening and closing pipeline and equipment media. The plug valve is a perforated cylinder that rotates about the axis perpendicular to the channel for the purpose of opening and closing the channel
6 inch water pump lift piston type check valve is used when the need exist for a device that allows an interruption or cut off the flow of a fluid. Flange check valves are not to be used for flow modulation as the high velocity of the through a partially open valve may result in erosive damage to the wedge and seats.
The fluorine lined butterfly valve seat and valve plate is made by the PTFE, has both the common butterfly valve mechanical strength, and also can play strong resistance to chemical medium properties of PTFE or PA.
We offer Dn450 450mm Cast Iron Body Ductile Iron Disc Double Flange Butterfly Valve with high quanlity and good price.We are professional valve products supplier and we service the custom all over the world.
Features of lug cast steel gate valve:1.Short face to face dimension and light weight save the construction cost;2. During the process of opening and closing, the gate can scratch the attached medium and slags, which will help seal tightness