High-Pressure Self-Sealing Lift Check Valve

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High-Pressure Self-Sealing Lift Check Valve
High-Pressure Self-Sealing Lift Check Valve

Product Details

  • 产品描述

  • Application Guidelines

    1. Design and Manufacturing: According to ASME/ANSI B16.34; API 602; GB/T 12224; GB/T 12235; GB/T 28776; JB/T 7746. 
    2. Structural length: According to ASME/ANSI B16.10. 
    3. Connection end dimensions: 
    1) Butt-weld end dimensions: According to ASME/ANSI B16.25. 
    2) Socket-weld end dimensions: According to ASME/ANSI B16.11 and JB/T 1751. 
    3) Threaded end dimensions: According to ASME/ANSI B1.20.1 (NPT), GB/T 7306-87 (RC). 
    4. Structural Features: P.S.; Lift Check with Reduced Bore (R.P.) 
    5. Sealing pair material: Selected according to the "Ordering Instructions." 
    6. Main materials: A105, LF2, F5, F11, F22, F304, F316, F304L, F316L, and more. 
    7. Valve inspection and testing: Conducted according to API 598 or GB/T 26480 standards.

     

    Main dimensions and weight

    Unit: mm
    NPS Specification(in)1/23/41 1/¼1 / ½2 
    Nominal Diameter DNmm15 20 25 32 40 50 
    d (Reduced Diameter)10.5 12.5 17.5 22 28 36 
    L(RF)900; 1500-pound class140 140 140 178 178 216 
    2500-pound class264 273 308 349 384 451 
    PN16.0 MPa140 140 140 178 178 216 
    H900; 1500-pound class117.5 117.5 117.5 149 149 195 
    2500-pound class125 125 125 166 166 210 
    PN16.0 MPa117.5 117.5 117.5 149 149 195 
    Weight (kg)900; 1500-pound class10.5 11.9 13.9 26.9 25.1 32.0 
    2500-pound class12.6 14.9 16.5 28.0 27.6 34.5 
    PN16.0 MPa9.8 10.5 12.0 24.4 24.8 30.1 
    Note: In the case of a sealing flange with a ring. (RJ),    Please specify the structural length when placing your order. RF Flange structure length plus the "×" value.

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