Cast Steel Flange Swing Check Valve

Features: 
1) Class 150~1500 swing check valve
2) Bolted cover, swing type disc
3) Threaded or welded seat ring
4) Standards compliance
    a) Design and manufacture: ANSIB16.34, API6D, BS11868
    b) Face to face (end to end): ANSIB16.10, API6D
    c) Flanged connection: ANSI B16.5
        i) 2"~24" to ANSIB16.5
        ii) 22", 26"~36" to MSS-SP-44
        iii) To API605 on request
    e) Butt welded end: ANSI B16.25
    d) Test and inspection: API598, API6D