Worm gear butterfly valve

Technical parameter

Nominal size: DN 50 – DN1000

Connecting flange: EN 1092 PN 6/10/16 ASME Class 150 AS 4087 PN 16

Sealing surface of flange: EN 1092 Form A /B ASME RF, FF

Operating temperature:- 20 ~ 120 ℃

Working pressure: Max 16 bar


Worm gear butterfly valves are widely used in industries such as chemical and petrochemical,water treatment and sewage treatment,pneumatic conveying,shipbuilding and energy engineering.