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BH Series Dual plate wafer check valve

Size: DN 50~DN 500

Pressure: 150PSI/200PSI

Standard:

Flange connection:ANSI B16.1 

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  • Description:

    BH Series Dual plate wafer check valve is the cost-effective backflow protection for piping systems,as it is the only fully elastomer-lined insert check valve.The valve body is completely isolated from line media which can extend the service life of this series in most appications and makes it an especially economical alternative in application which would othervise require check valve made of expensive alloys..

     

    Characteristic:

    -Small in size, light in weight, compact in sturcture, easy in maintenance.

    -Two torsion springs are added to each of the pair valve plates, which close the plates quickly and automatically.

    -The Quick cloth action preventsthe medium from flowing back.

    -Short face to face and good rigidity.

    -Easy installation, it can be installed on both horizontal and vertival direction pipelines.

    -This valve is tighly sealed, without leakage under the water pressure test.

    -Safe and reliable in operation, High interference-resistance.


    Applications:

    General industrial use.

  • Dimensions:


    Size A B C D K F G H J E Weight (kg)
    (mm) (inch)
    50 2" 159 101.6 84.14 66.68 52.39 120.65 19.05 28.45 47.63 53.98 2
    65 2.5" 178 120.65 98.43 79.38 52.39 139.7 19.05 36.51 58.74 53.98 2.9
    80 3" 191 133.35 115.89 92.08 52.39 152.4 19.05 41.28 69.85 53.98 3.2
    100 4" 235 171.45 142.88 117.48 61.91 190.5 19.05 53.98 87.31 63.5 6.4
    125 5" 270 193.68 171.45 144.46 65.02 215.9 22.35 67.47 112.71 66.68 7.5
    150 6" 305 222.25 200.03 171.45 77.79 241.3 22.35 80.17 141.29 79.38 10.7
    200 8" 368 269.88 254 222.25 96.84 289.45 22.35 105.57 192.09 98.43 18.5
    250 10" 429 336.55 307.98 276.23 100.01 361.95 25.4 130.18 230.19 101.6 24
    300 12" 495 464 365.13 327.03 128.59 431.8 25.4 158.75 274.64 130.18 41.5
    350 14" 572 447.68 396.88 358.78 177.8 476.25 28.45 171.45 306.39 180.98 63.3
    400 16" 632 511.18 450.85 409.58 158.75 539.75 28.45 196.85 355.6 161.93 73.9
    450 18" 641 546.1 508 460.37 180.97 577.85 31.75 222.25 406.14 184.15 114
    500 20" 699 596.9 555.62 511.17 212.72 635 31.75 247.65 469.9 215.9 165

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