Pneumatic Double Flanged Butterfly Valve
Resistant
Sealing
Operation
Long Life
The Pneumatic Double Flanged Butterfly Valve is a heavy-duty automated valve designed for reliable on/off flow control in high-pressure industrial piping systems. Featuring a double flanged body and a pneumatic actuator, it provides secure installation, excellent sealing performance, and quick automated operation. It is widely used in water treatment, power plants, chemical processing, oil & gas, HVAC, and other industrial applications requiring durable and efficient flow control.
Specifications
Size Range
DN 50 to DN 1200
Body Material
Cast Iron / Ductile Iron / WCB / SS304 / SS316
Seat Material
EPDM / NBR / PTFE / Viton / Metal Seat
Actuator Type
Rack & Pinion / Scotch & Yoke Pneumatic Actuator
Pressure Rating
PN 10 / PN 16 / PN 25 / PN 40 / Class 150 / Class 300
Disc Material
Ductile Iron / SS304 / SS316 / Aluminium Bronze
Temperature Range
Application & Seat Material Dependent
Valve Movement
90° Rotary
Product Images
Frequently Ask Questions
The valve is available in Cast Iron (CI), Ductile Iron (DI), Carbon Steel (WCB), Stainless Steel 304, and Stainless Steel 316.
Yes. The valve is available in PN10, PN16, PN25, and ANSI Class 150 pressure ratings, depending on the model.
It is a double-flanged butterfly valve operated by a pneumatic actuator for fast and automated flow isolation and control in industrial pipelines.
Standard seat options include EPDM, NBR, Viton (FKM), and PTFE, depending on the application and media.
It is suitable for water, air, steam, oil, gas, chemicals, wastewater, and compatible industrial fluids.
Alis Valves manufactures and supplies Pneumatic Double Flanged Butterfly Valves for water treatment, oil & gas, chemical processing, power generation, petrochemical, HVAC, and other industrial applications.
