Cast Steel Check Valve
Structure: Bolted cover or pressure sealing cover, Swing type disc
Threaded or welded seat Ring
Design & Manufacture Std: API 594, API6D, BS1868
Face to Face: ASME B 16.10
Flange End: ASME B 16.5(NPS¡Ü24); AMSE B16.47A, MSS SP-44(¡Ý24)
Butt-welding End: ASME B16.25
Testing & inspection: API 598
Size: CL150, CL300, CL600: NPS 2"-30"
CL900, CL1500: NPS 2"-24"
Pressure: Class 150-1500
Material: WCB, LCB, WC6, C5, CF8, CF8M, CF3, CF3M