What is a centerline butterfly valve?
Centerline butterfly valve is a component used to realize the on-off and flow control of the pipeline system. The structure of the centerline butterfly valve is that the stem axis, the disc center, and the body center are in the same position. It has been used in petroleum, chemical, metallurgy, hydropower It has been widely used in many fields, its sealing mostly adopts the sealing structure with the materials in rubber, polytetrafluoroethylene, etc. Due to the structural limitation, it cannot withstand high temperature and high pressure, and not resistant to corrosion and wear.
Centerline butterfly valves can be divided according to the connection method:
- Wafer butterfly valve
- Flanged butterfly valve
- Lug-type butterfly valve