Quick exhaust (suction) valve

Quick exhaust (suction) valve

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    Product Details

    Technical Parameters

    Product model: P41/42X

    Nominal diameter: DN50~300mm

    Nominal pressure: PN1.0~2.5MPa

    Applicable temperature: 0°C~80°C

    Applicable medium: water


    Product overview

    P41/42X series quick exhaust (suction) valve is used for the high point of the pipeline or the place where the gas is closed to eliminate the gas in the pipe to dredge the pipeline, so that the pipeline runs normally, the water output meets the design requirements, if this product is not installed, the gas in the pipe forms a gas resistance so that the water output of the pipeline does not meet the design requirements. When the pipeline is running, there is a power failure, and the negative pressure of the pump stop pipeline will occur at any time to cause the pipeline to vibrate or rupture, and the exhaust (suction) valve will quickly absorb a large amount of air to prevent the pipeline from vibrating or rupturing, and ensure the safety of the pipeline.


    Product Features

    1. It can eliminate the gas in the pipeline, feed the resistance, and save energy.
    2. The exhaust capacity is many times that of the ordinary double-port exhaust valve.
    3. When the pipeline is under negative pressure, this product can quickly and automatically suction to prevent the pipeline from breaking.
    4. The float is stainless steel, which has a long service life, safe and reliable.


    Main Technical Parameters

    Body, Bonnet

    Cast iron, stainless steel, carbon steel

     Pilot project

    Float

    304 stainless steel, exhaust port, steel H59 brass

    Work pressure

    1.0MPa

    Sealing ring

    Nitrile rubber

    Sealing pressure

    1.1MPa

     Elastic screw

    A3

    Intensity pressure

    1.5MPa




    Main Outline Connection Dimensions

    DN

    D

    D1

    D2

    H

    Z-d

    50

    160

    125

    100

    -

    4-14

    80

    195

    160

    135

    -

    4-18

    100

    215

    180

    155

    330

    8-18

    125

    245

    210

    185

    360

    8-23

    150

    280

    240

    210

    390

    8-23

    200

    335

    295

    265

    440

    8-23