Aira Pneumatics
Aira Pneumatics

Welcome to Aira Pneumatics, your trusted partner in pneumatic solutions and valve systems in India. As an authorized dealer for renowned brands such as Airmax Pneumatics, Aira Valves, Cair, SuzhiK, 4MA, Yukon, and Hydint, we are committed to delivering innovative and high-quality products tailored t... Read more

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Double Offset Teflon Seated Double Flanged Butterfly Valve

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Double Offset Teflon Seated Double Flanged Butterfly Valve

“aira” Pneumatic Actuator Operated Butterfly Damper is designed for applications where tight sealing is less critical. Ideal for flue-gas scrubbers, it offers a lightweight, cost-effective solution with simple 90° motion. It can adapt to oval ducts and features a straightforward drive mechanism. However, torque requirements may vary due to corrosion and thermal effects over time.

Specification & Standard
  • Design & Manufacturer: API 609 Category A, IS : 13095, BSEN 593, AWWA C 504
  • Valve Face To Face Dimension: ASME B 16.10 (Other F to F available on request)
  • Inspection & Testing: API 598, BSEN 12266-1, AWWA C 504
  • Seat Leakage Class: 5% Leakage of Main Flow (Class 1 available on request)
  • End Connection: Double Flange Type
  • Top Flange Drilling: ASME B16.5 / 16.47 Series A Class 150, AWWA C 504
  • Disc Material: SS 304, SS 316, M.S. Fabricated
  • Certification: Design CE Approved, SIL3 Approved, POD
  • Size Range: 8" to 80" (200 MM to 2000 MM)
  • Temperature Range: -50°C to 300°C for soft seated valves (Contact works for special requirement)
  • Pressure Class: Only Body PN 6 (Maximum)
  • Media: Air, Water, Oil, Gas, Light Chemical, Steam (Valve Pressure: 5 to 10 Kg/cm², Pneumatic Pressure: 5 to 10 BARS)
  • Leakage Class: 4 to 5% Leakage of Full Flow
  • Body Material: Cast Iron, S.G Iron, M.S Fabricated, SS 304
  • Seat Material: SS 304, SS 316, Metal to Metal
Features & Benefits
  • Double Flange Design: Ensures a secure and leak-proof connection.
  • Fabricated Construction: Offers high strength and durability.
  • Precision Engineering: Provides smooth and accurate operation.
  • Versatile Performance: Handles various pressures and temperatures.
  • Easy Installation & Maintenance: Simplifies setup and upkeep.
  • Customizable Sizes: Fits a range of applications.
Direct Mounting As Per ISO 5211
Fire Safe Design

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