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Fixed conical valve energy dissipation valve PN16
Conical valve

Fixed conical valve energy dissipation valve PN16

Type:Flanage type

Series:BFTZ-10/16

Size: DN200-DN2000/8”-80”

Pressure rating: PN6/PN10/PN16/PN25

Design standard: BS/API/DIN/JIS

Service: OEM&ODM

The cone valve, also known as the fixed cone energy dissipation valve or hollow jet valve, is a specialized flow regulating and discharging valve for high-head hydraulic structures. Its mainstream design features a classic structure consisting of a fixed cone and a movable sleeve, which is installed in reservoir bottom outlets, flood discharge tunnels, turbine bypass pipes, and pump station end pipelines. The sleeve is driven to extend and retract axially by electric/hydraulic/manual mechanisms, changing the annular flow area between the sleeve and the cone to achieve linear and precise flow regulation from 0 to 100%.

    Valve Type:

    Conical valve

    Structure:

    Fixed type

    Standard:

    BS/API/DIN/JIS

    Workmanship:

    Investment casting

    Sealing direction:

    Single-directional

    Sealing grade:

    Zero leakage

    Temperature:

    -20°C<T<120°C

    Operation:

    Electric

    Conical valve

    Characteristics

    This fixed cone valve (hollow jet valve) is a special hydraulic control valve for high-head water projects. Fixed cone and movable sleeve structure realize linear flow regulation and excellent atomization energy dissipation to eliminate cavitation and water hammer. Ductile iron, WCB or stainless steel body with double metal & EPDM sealing, electric/hydraulic/manual actuation optional. Widely used in reservoir emptying, hydropower bypass and large irrigation pipeline systems.

    Conical valve

    Advantages

    1.Integrated energy dissipation design eliminates expensive downstream anti-scour structures, greatly cutting civil construction cost; dispersed jet protects riverbed and dam from high-speed water erosion.

    2.High discharge capacity for high-head flood discharge and reservoir emptying, cavitation-free and vibration-free operation to avoid valve damage under high flow velocity.

    3.All moving parts are outside flow channel to prevent silt jamming, easy seal replacement and low maintenance frequency, long service life for unattended hydropower projects.

    Packing

    Standard export wooden case packaging

    cone valve packing

    Application Scenarios

    This hollow jet valve widely used in reservoir bottom outlet emptying, hydropower station flood discharge tunnels, turbine bypass pressure relief, large-scale irrigation flow regulation, pump station terminal energy dissipation, ecological base flow release, ship lift water delivery and flood control water conservancy hub projects.

    valve for dam packing

    Material

     Components name

     Meterial name

    Valve body,valve cover

    Cast iron,cast steel,ductile iron

      Valve disc

      Rubber Combinationcomponents

      Valve stem

      Stainless steel

    Dimension

    Dimension

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