Pressure regulating hydrant valve

Pressure regulating hydrant valve

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    Description

    DESCRIPTION

    Pressure Regulating Hydrant valves regulate the outlet pressure to a safe limit, where inlet pressures can be higher than the normal working pressure. They are normally mounted onto wet risers or on stand posts fitted on the fire water network.

    Brief Description: AAAG Pressure Regulating Hydrant Valve, Oblique type, High Pressure, made of Stainless Steel, having 3” Flanged inlet, and 2½” (63 mm) female instantaneous outlet, provided with handwheel for operation, complete with blank cap and chain.

    GENERAL DATA
    Make AAAG
    Size 3” (80 mm) – Flanged
    Inlet 3” Flanged inlet (Drilling as per ANSI B16.5 150# FF)
    Outlet 2½” (63 mm) Female Inst. Adaptor
    Reference Standard NIL
    MATERIAL OF CONSTRUCTION
    Body, Bonnet, Female outlet and parts S.S. 304 (IS: 3444 Gr. I)
    Stem IS: 6603 (SS 304)
    Pressure Regulating Mechanism SS 304 (IS: 3444 Gr. I)
    Hand Wheel Cast Iron (IS: 210)
    Washers Natural Rubber as per IS: 937
    TESTING AND QUALITY CONTROL
    Dimensional check Dimensions as per Drawing (See below)
    Seat Leakage Test 14 bar for 2 minutes
    Valve Body Test 21 bar for 2 minutes
    Pressure Regulation Test Outlet pressure of 4.5 +/- 0.5 bar at varying inlet pressures (12.5,
    17.5, 20.5 bar) with flow of 510 +/- 30 lpm
    Documentation Internal inspection report, supplier’s certificates, approved laboratory
    test certificates
    OPERATIONAL/ TECHNICAL DATA
    Working pressure range upto 16 bar
    Weight (approx.) NIL
    FINISH
    Body Painted – Fire Red Color
    Wheel Painted – Black Paint
    Parts Polished
    APPROVALS & MARKING Polished
    Approvals NIL
    Marking on Hydrant valve AAAG/ Size/ Year of Manufacture/ SI No
    WARRANTY
    Warranty & Guarantee 12 Months from the date of supply

    MAKE AAAG

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