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    UNDER GROUND HYDRANT

    SHIELD under ground fire hydrants are valves of screw down type and are suitable for a maximum working pressure of 16 bar.

    The underground fire hydrants are manufactured to comply to BS 750:2012 and EN 14339:2005 standards with screwed outlet threaded to BS 336:2010 standard.

    SDHYD058

     

    Model Number SDHYD058
    Valve Type Screw down (type 2C)
    Nominal Size &
    Flange Drilling    		 Flange-X
    Flange-Y
    Flange-Z    		 PN16, DN80, BS EN 1092-2
    PN16, DN50, BS EN 1092-2
    PN16, DN50, BS EN 1092-3
    Working
    Pressure    		 16 Bar maximum
    Test Pressure
    (Body)    		 Body 25 Bar
    Seat 20 Bar
    Flange Drilling BS 4504 Part : 2 : 1974 Table : 16/21

     

    BILL OF MATERIAL
    SL. No. Description Material
    1 Body Grey Cast Iron (C.I.) to BS 1503-3
    2 Body Seating Seal Rubber to BS 1154
    3 Spindle Stainless steel to BS EN 10088-1
    4 Bonnet Grey Cast Iron (C.I.) to EN 1503-3
    5 Spindle Cap Grey Cast Iron to EN 1503-3
    6 Spindle (Stem) Seal Rubber to BS 1154
    7 Gland Grey Cast Iron to EN 1503-3
    8 Gland Wiper Ring Teflon
    9 Outlet High Tensile Brass to BS 12163:2011
    10 Outlet Cap Grey Cast Iron to EN 1503-3
    11 Outlet Gasket Rubber to BS 1154
    12 Drain Bolt Forged Steel

    Features

    • BSI Kitemark certified.
    • Body material made of grey cast iron to BS 1503-3.
    • Material of spindle and threaded part of valves which engages with it is made of stainless steel to BS 10088-1.
    • Material for the screwed outlet is made of high tensile brass to BS 12163:2011.
    • Spindle sealings (two seals) is of the toroidal sealing ring (‘0’ ring) type and are capable of changing while the valve is under pressure and fully closed.
    • A wiper ring is positioned above the spindle sealing’s to prevent the ingress of foreign matter.
    • Each hydrant shot is blasted (inside and outside) to SA 2 ½ std.
    • All cast iron parts are thoroughly cleaned and painted.

    Resources

    Download Datasheet