Double Offset Butterfly Damper Valves
Best Double Offset Butterfly Damper Valves Manufacturer in Pune
Series: BE20
Bellator Engineers manufactures a comprehensive range of Double Offset Butterfly Damper Valves (DBDV) in sizes from 150mm to 6000 mm in round shape and Pressure rating up to PN25. Different Sealing materials and 100 % leak tightness are offered as per application requirement. This valve has two Offsets. This creates a cam action during the application’s process. 1st offset: The axis of the shaft is behind the centerline of the sealing point of the disc to seat. 2nd offset: The axis of the shaft is offset to the center of the valve body. Our Double offset Butterfly Damper valves are designed for Various nature of Flowing media like Corrosive, hazardous etc. Having Design temperature from -25 Deg.C to 250 Deg.C. Our Double Offset Damper Valves are designed in accordance with key international standards. They also meet major power / Oi l & Gas industry standards and customer specifications & can be offered with the Anti-blowout, Anti-static and Fire Safe, Seismic Qualified Design based on the application requirement. Our Selection Criteria of actuators for automation is mainly based on the Torque values derived from the dynamic conditions of process parameters to ensure the genuine selection and flawles s operation of damper valves.
Pneumatic Double Offset Butterfly Damper Valve
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Specifications For Double Offset Butterfly Damper Valves
Size Range :- Ø 150 mm to Ø 3500 mm & above
Material Of Construction :- ASTM A 36 / ASTM A 240 Type 304L / ASTM A 240 Type 316L / IS2062 E250 A, B, Br / ASTM
A 516 Gr-70 / ASTM A 387 Gr-11 / ASTM A 240 Type 310S / /A216 Gr. WCB / A351 Gr. CF8 / A351
Gr, CF8M / As per Client Requirement.
Flowing Media :- Steam / Hot Air / Gas / Water etc.
Design Temperature :- -25°C to 250°C
Seal :- EPDM, Viton, Silicon etc.
Pressure Ratings :- PN1 / PN2.5 / PN6 / PN10 / PN16 / PN20 / PN25 / Class150 / Class 300
End Connection :- Wafer / Double Flanged (Short/Long Pattern) and Butt Weld End
Face to Face :- API 609 / ASME B16.10 / ISO 5752 / BS EN 558 / Mfg. STD.
Flange Drilling :- IS 6392 / ASME B16.5 / ASME B16.47 / BS EN 1092-1/ Mfg. STD.
Butt Weld Ends :- ASME B16.25
Testing :- API 598/EN 12266 Part 1&2/AWWA C 504/ AWWA C 516/ ISO 5208/ Mfg. STD
Sealing Efficiency :- 100% Sealing to Downstream & Atmosphere
Drive Mode :- Manual / Motorised / Pneumatic / Hydraulic etc
Design Codes and Standards :- ASME B16.34 / AWWA C 504/ AWWA C 516/EN 593/ ISO 5752/ Mfg. STD
Applications
Water and Waste water treatment
RTO System
Scrubber & SCR System
Any process lines that need the Control or complete isolation of flowing media.
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