PNEUMATIC ACTUATOR OPERATED DAMPER BUTTERFLY VALVE WAFER TYPE

“aline” Make Pneumatic Actuator Operated Casting Damper Butterfly Valve – Wafer Type Class 150 is designed for efficient airflow isolation, regulation, and process control in industrial ducting and low-pressure pipeline systems. Manufactured with a robust cast body and precision-machined damper disc, this valve provides smooth operation, low pressure drop, and reliable performance in demanding industrial environments.

Equipped with a high-performance rack & pinion pneumatic actuator, the valve offers fast quarter-turn automation, ensuring accurate and maintenance-free operation. The Wafer Type design allows easy installation between ANSI Class 150 flanges, making it an ideal solution for handling air, flue gas, exhaust gas, dust-laden air, smoke, and other non-corrosive gases in industrial plants.

Product Features:

  • Heavy Duty Cast Damper Butterfly Valve
  • Wafer Type Design for ANSI Class 150 Flanges
  • High Performance Rack & Pinion Pneumatic Actuator
  • Fast Quarter Turn Operation
  • Suitable for Air, Gas & Flue Gas Control
  • Low Pressure Drop Design
  • Lightweight & Compact Construction
  • Smooth and Reliable Flow Regulation
  • Corrosion Resistant Surface Finish
  • Low Maintenance & Long Service Life
  • ISO 5211 Direct Mounting Standard
  • Available in Double Acting & Spring Return Actuator

Technical Specifications:

Parameter Details
Product Type Pneumatic Operated Casting Damper Butterfly Valve
Valve Design Damper Butterfly Valve
Body Type Wafer Type
Pressure Rating ANSI Class 150#
Size Range DN50 to DN800
Operation Pneumatic Actuator Operated
Actuator Type Rack & Pinion
Actuator Action Double Acting / Single Acting
Mounting Standard ISO 5211
Body Material Cast Iron / WCB / SS 304 / SS316
Disc Material CI / WCB / SS304 / SS316
Shaft Material SS304 / SS316
Seat Type Metal Seat
End Connection Wafer Type
Temperature Range -20°C to +250°C (Depending on Material & Seat Type)
Air Supply Pressure 3 – 8 Bar
Flange Standard ANSI B16.5 Class 150
Face to Face Standard Manufacturer Standard / API 609 (Optional)
Testing Standard API 598 / ISO 5208

Available Accessories:

  • NAMUR Solenoid Valve
  • Air Filter Regulator (FRL Unit)
  • Limit Switch Box
  • Electro-Pneumatic Positioner
  • Position Feedback Transmitter
  • Manual Override Gearbox
  • Quick Exhaust Valve
  • Speed Control Valve

Applications:

  • Cement Plants
  • Steel & Metal Industries
  • Thermal Power Plants
  • Boilers & Furnaces
  • HVAC & Ventilation Systems
  • Dust Collection Systems
  • Flue Gas Ducting
  • Air Handling Units (AHU)
  • Chemical Processing Plants
  • Paper & Pulp Industry
  • Mining & Mineral Processing
  • Industrial Exhaust Systems
  • General Industrial Automation