API(Wafer Type)Cast Steel Butterfly Valve Size:NPS2"~48" Pressure: CLASS 150LB~300LB Material: WCB,CF8, CF3, CF3M,CF8M,CF8C Design & Manufacture Std: API 600 Face To Face Std: ASME B16.10 Flange Dimension conform to : ASME B16.5, ASME B16.47 Test Std: API 598 |