• Piston type flow regulating valve

    Design features:

    1. Hollow streamlined valve body, straight through axial symmetrical flow channel, the section is ring; 

    2.Built-in crank slider mechanism, the valve is fast and then slow, there will be no sudden change of pressure and valve water hammer; 

    3.Double sealing structure of metal-metal and metal-elastic materials; 

    4.The linear relation between the opening and the flow rate can adjust the medium precisely;

    5.Different types of throttling elements: fan ring type, slot type, multi-jet type, circulation type and other special design, to meet different working conditions.


    Product standard:

    1. Design, manufacture and acceptance Q/TD02-2016;

    2. Flange connection size GB/T17241

    3. Pressure test GB/T13927.


    Major parameter:

    Nominal size:DN200-2400;

    Nominal pressurePN6-40;

    Seal test pressure1.1PN;

    shell test pressure1.5PN;

    Medium temperature:0-80℃;

    Suitable mediumWater、sewage、air、etc.


    Suitable conditions

    1. Gravity artesian transmission line; 

    2. The pipeline pressure and flow need to be adjusted.




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