Versions: – Lug type, Wafer type, Center Disc, Double offset, Triple offset, Extended Stem, Resilient Seat, High Performance.
Size: –2’’ – 12’’
Pressure Class: – ASME 150# – 900#.
Seat Material: – EPDM, NBR, VITON, PTFE, RPTFE, BUNA N, S.S. 316.
Shell Material: – All Grades of ASTM A 216, 217, 351, 352, 487, 494, 890. Etc.
Design Standard: – API 609, MESE SPE 77/134, BS 5353, BSEN 593, ANSI AWWA C504-94.
Testing Standard: – API 598, API 6D, MESE 77/134, ISO 5208.
Pressure – Temp. Chart: – ASME B 16.34.
Operator: – Lever, Gear, Actuator (Pneumatic, Hydraulic, Electro-Hydraulic & Electric Motorized.
End Connection: – RF.
![](http://devaamindustries.com/wp-content/uploads/2017/01/Butterfly-Valves.jpg)
![](https://devaamindustries.com/wp-content/uploads/2016/04/02.png)
![](https://devaamindustries.com/wp-content/uploads/2016/04/04.png)
![](https://devaamindustries.com/wp-content/uploads/2016/04/flanged_end_butterfly_valve.png)
![](https://devaamindustries.com/wp-content/uploads/2016/04/High-Performance-BFV-have-to-remove-Company-Symbol-i.e.-DEMBLA.png)
![](https://devaamindustries.com/wp-content/uploads/2016/04/Resilliant-Seat-BFV.png)
![](https://devaamindustries.com/wp-content/uploads/2016/04/Triple-Offset-BFV.png)
![](https://devaamindustries.com/wp-content/uploads/2016/04/Actuator-operator.png)
![](https://devaamindustries.com/wp-content/uploads/2016/04/Double-Offset.png)
![](https://devaamindustries.com/wp-content/uploads/2016/04/Handlever.png)