Double eccentric butterfly valve,High performance butterfly valve.Fire safe butterfly valve

Coosai butterfly valve provide a variety of types to meet different face to face dimension.Such as wafer type,Lug type,Falnge type. ring joint type and Butt weld type.it is suitable for acid,alkali and other corrosive medium with both high and low temperature due to wide material selelction.Especiallu in large-diameter butterfly valve ,It is continuously replacing the shut off valve such as gate valve and ball valve with its's advanvantage of zero leakage, Meanwhile it is also continuously replaceing the regulating valves.Such as globe valve with it's excellent performance in regulation and control.

Design features:

1: Triple eccentric / Double eccentric/ Center line design

2: Metal seat / Laminated seat / Soft seat/PTFE or EPDM lining

3: High performance butterfly valve

4: Provides fire safe sealing ,which combines a soft seal ring and metal seal ring

5: Mounting flange dimension according ISO 5211 standard or client special request.

Technique specification:

Nominal Dimension:2”- 240”

Nominal Pressure:Class 150-900

Connection type: BW,RF,RTJ. FF

Forged/Casting Material: GGG40/50 with coating, SS, DSS, CS, LTCS, Inconel ,Monel,Alloy steel,Aluminum Bronze

Operation type: Manual, Electric Actuator, Pneumatic Actuator, Hydraulic actuator

Coosai butterfly valve presentation