Approvals
“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, SS 304
Certification
Design CE Approved, SIL3 Approved, POD
Size Range
8" To 80" ( 200 MM To 2000 MM )
Tempreature Range
-50' C To 300' For Soft Seated Valves. Contact Works For Special Requierment
Pressure Class
Only Body PN 6 (Maximum)
Media
Air, Water, Oil, Gas, Light Chemical , Steam & Valve Pressure-5 To 10Kg 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
Direct Mounting As Per ISO 5211
Fire Safe Design
Fabricated
Double Flanged Damper Valve
Dimension Table
Fabricated
Double Flanged Damper Valve
Dimension Table
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