Butterfly Valve clasification from different views

Butterfly valve is a control valve with simple structure, It mainly plays the role of cutting and throttling on the pipeline.

1.According to the connection: wafer butterfly valve, lug butterfly valve, flanged butterfly valve.

2.According to the operation: handle lever operating butterfly valve , worm gear butterfly valve, pneumatic butterfly valve, hydraulic butterfly valve, electric butterfly valve.

3.According to seal seat material: soft seal butterfly valve and metal seal butterfly valve.

4.According to valve Structure: concentric butterfly valve, single eccentric butterfly valve, double eccentric butterfly valve, tri-eccentric butterfly valve.