The Butterfly valve is used to regulate and control, throttle the flow. They are featured by a fast operation and low-pressure drop. To make an open position from the closed, it requires only a quarter turn. Wafer, lug, Single-Flange, Flange are the regular types of butterfly valves.
| Detail | Narration |
|---|---|
| Construction | Centric / Double and Triple Eccentric / Spherical |
| Ends Connection | Wafer Type / Lugged Type / Flanged end |
| Pressure Rating | PN10,PN16,150#, 300#, |
| Operated | Lever , Gear, Electric or Pneumatic actuator available |
| Size Range | 65 mm to 1200 mm |
| Standards | |
| Design STD | BS 5155/API 609 & AWWA C 504 |
| Testing | API 598 / BS 6755 Part-I |
| Flanged end | ASME B16.5 / ASME B16.47 A & B |
| Materials | |
| BODY | WCB/CF8/CF8M/CF3/CF3M/CN7M/DUPLEX/AB2 |
| TRIM | SS 304 / SS 316 / SS 304L / SS 316L / AB2/DUPLEX |
| Other special materials available on request. |
