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    check valve

    HQ41X Rolling-ball Check Valve


    \          Place of Orign :China
            Product name: HQ41X Rolling-ball Check Valve    



    Product Presentation:
    HQ41 Sliding Path Roller Type Check Valve uses the rubber covered roller as the disc, when, under the action of the medium, can roll up and down along with the integral sliding path inside the valve so as to open or close it. And it features by good tightness, silent close and no production of water hammer. The body is full water-flow path design, big flow, small resistance and the water head loss is smaller that of the swing type by 50%. It is mountable vertically or horizontally and can be used for cold-water, hot-water, industrial and living sludge pipe networks, especially suitable for the submersible sludge pump. The medium temperature:0~80鈩冦
    This product is mainly installed in cold water, hot water, the pump outlet of industrial and living sewage pipe network, to prevent the backflow medium, more suitable for diving sewage pump.

    1, sealed performance is good, silencing shut down, do not produce water hammer.
    2, the valve body adopts full flow channel, large flow, small resistance, the water loss is 50% less than swing.

    Performance specification:

    DN 50-300 mm
    nominal pressure 1.0 1.6 2.5 Mpa
    shell test 1.5 2.4 3.75
    sealing test 1.1 1.76 2.75
    gas seal test 0.6 0.6 0.6
    applicable temperature 0-80
    applicable medium  water
    Main parts materials
    Part name Material
    Body Grey cast iron/ductile iron/cast steel
    Valve ball Rubber
    Main outer size
    DN 50 65 80 100 125 150 200 250 300
    L 180 200 260 300 350 400 500 670 830
    H 185 210 245 280 335 400 495 600 715


    HU VALVE telephone:0086-15831888892 TEL: 0086-0317- 8268201  FAX:0086-0317-8268202   Email: fvalve@163.com