Low Resistant Slow Closing Check Valve

Low Resistant Slow Closing Check Valve
Model No.: HH44X Hits: 10
  • Low resistant slow closing check valve is utilized for drainage system. The check valve is installed at the exit of pump to avoid refluence of medium and eliminate destructive water hammer. It can also decrease the pressure of water hammer effectively to ensure safety when check valve closed.
     
    Characteristics
    1. Utilizing hydraulic slow closing installation
    2. Light weight, large aperture, energy conservation
    3. Reliable seal, wearing resistance, long service life, no vibration, no noise, etc.
     
    Standards 
    Design: GB/T 12233
    Face to Face : GB/T 12221
    Flange: JB/T 79,HG20592,GB9113,ANSI
    Test & Inspection: JB/T 9092,GB/T13927
    Pressure & Temperature: GB/T 9131
    Marking: GB/T 12220
     
    Model No.
    Materials Model No.
    HT200 HH44H/X-10,HH44H/X-16
    WCB HH44H/X-16C,HH44H/X-25

    Components Materials
    Components Body & Bonnet Disc Stem
    Materials Gray cast iron rubber Stainless steel

    Main Dimensions
    Nominal Diameter 40 50 65 80 100 125 150 200 250 300 350 400 450 500 600 700 800
    L 200 230 290 310 350 400 480 500 600 700 800 900 1000 1100 1300 1400 1500
    H 300 300 320 354 350 380 500 580 670 730 820 920 950 1100 1200 1550 1700
    B 220 270 290 300 320 340 410 450 550 580 630 700 800 900 990 1120 1300

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