Cast Steel Flange Gate Valve

Features: 
1) Two bonnet designs: 
    a) Bolted bonnet, Class 150-1500
    b) Pressure seal bonnet: Class 600-2500LB
2) The end of cast steel gate valve: butt welded and flange
3) Standards compliance
    a) Design and manufacture: ANSIB16.34, API600 API6D, API603, BS1414
    b) Face to face (end to end): ANSIB16.10, API6D
    c) Flanged connection: 
        i) 2"~24" to ANSIB16.5
        ii) 22", 26"~36" to MSS-SP-44
        iii) To API605 on request
    d) Test and inspection: API598, API6D
    e) Butt welded end: ANSIB16.5
    f) Working pressure: 150LB, 300LB, 600LB, 900LB, 1500LB
    g) Size: 1/2" ~ 24"
    h) Material: SS316, SS304, WCB