Butterfly valve uses a stem through an approximate circular plate of the disc and the valve stem rotation to drive the rotation of the disc, in order to control the effect of fluid switch.
- Sizes NPS 2 to NPS 76
- Class 150 to Class 2500
- Flange, Wafer, Lug or BW
- Triple Offset or Concentric Lining Type
Available in Cast iron, A216 WCB, A217 WC6, WC9, A351 CF3, CF8, CF3M, CF8M, A995 4A, 5A, A352 LCB, LCC, LC2, Monel, Inconel, Hastelloy (Casting)
Design & manufacture according to API 609, AWWA C504, ASME B16.34 Face-to-face according to API 609, ASME B16.10 End Connection according to ASME B16.5 (RF, RTJ), ASME B16.47 (RF,RTJ), MSS SP-44 (NPS 22 Only), ASME B16.25 (BW), AWWA A207 Test & inspection according to API 598
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