This type of valve is appliced in the industry of Petroleum, Petro-chemical, Power plant etc. Available material can be: WCB, WCC, LCB, CF8, CF8M, CF3, CF3M, CF8C, CN7M, Duplex stainless steel (4A), Super duplex stainless steel (5A);Design and manufacture as per ASME B16.34, BS1873;End connection can be : RF / RTJ / BW etc.Flange end as per ASME B16.5;BW end as per ASME B16.25;Face-to-face as per ...