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Blue Ductile Iron Combination Air Release Valve Fire Fighting Air Relief Valve

    Buy cheap Blue Ductile Iron Combination Air Release Valve Fire Fighting Air Relief Valve from wholesalers
     
    Buy cheap Blue Ductile Iron Combination Air Release Valve Fire Fighting Air Relief Valve from wholesalers
    • Buy cheap Blue Ductile Iron Combination Air Release Valve Fire Fighting Air Relief Valve from wholesalers
    • Buy cheap Blue Ductile Iron Combination Air Release Valve Fire Fighting Air Relief Valve from wholesalers
    • Buy cheap Blue Ductile Iron Combination Air Release Valve Fire Fighting Air Relief Valve from wholesalers
    • Buy cheap Blue Ductile Iron Combination Air Release Valve Fire Fighting Air Relief Valve from wholesalers

    Blue Ductile Iron Combination Air Release Valve Fire Fighting Air Relief Valve

    Ask Lasest Price
    Brand Name : AFC OEM
    Model Number : KARX KARR KARA
    Certification : WRAS NSF61/372
    Price : Price negotiable USD RMB
    Payment Terms : L/C, T/T
    Supply Ability : Based on order
    Delivery Time : 45-60 days
    • Product Details
    • Company Profile

    Blue Ductile Iron Combination Air Release Valve Fire Fighting Air Relief Valve


    Triple function, large air exhausting, small air venting, vacuum breaker, Anti-shock, Combination air release valve​



    . Advanced design with simple mechanism, strong fl oat to prevent cracking during sudden water hammer& quick closure.
    . Aerokinetic mechanism to resist blow shut under higher air velocity even up to sonic velocity of air.
    . No arms or levers to prevent vibrating, bending, direct closure of the fl oat.
    . Smooth cage outside of the fl oat, keep float moving in specifi ed guide rail.
    . Bottom rubber buffer for collision prevention, and drain easy with proper holes around the cage during vacuum.
    . Outside screen will be an option for safety and prevent insects or birds in.
    . Fully fusion epoxy coated inside and outside of valve body for long term services.
    . Manufacturing standard meets BS EN1074-4, AWWA C512
    . Flange drilling and dimension meets BS EN 1092 and BS EN 558 and ANSI flange.

    Service Fields:
    For water system, fire fighting, irrigation system.

    Technical Data:
    Size range:DN 25-300MM
    Pressure ratings:1.0Mpa, 1.6Mpa(Thread)
    1.0Mpa,1.6Mp,2.5 Mpa(Flange)
    Working temperature: -10°-80°C.
    Flow media: clean water


    Size Selection Table:


    Water flow rate range
    Max CMH
    760136041608500191003340076300
    Main pipeline size
    mm
    80-300200-400400-700750-10001050-15001500-20002100-3000
    Inlet size of KARX
    mm
    255080100150200300
    bore of outlet
    mm
    507595130170230330
    small orifice size
    mm
    1.61.622.534
    4

    Material List:


    KARS ( Thread Type DN25-DN50)


    Part List
    No.Part NameMaterialStandard
    1BodyDuctile IronEN GJS500-7
    2FloatStainless SteelANSI 304
    3Sealing arcStainless SteelANSI 304
    4Hex BoltCarbon steel/ Stainless SteelZinc Coated/ ANSI 304
    5CoverCarbon steelEpoxy Coated
    6ScreenStainless SteelANSI 304
    7BufferRubberNBR/EPDM
    8Guide BarrelStainless SteelANSI 304
    9Nozzle seatRubberNBR/EPDM
    10SeatRubberNBR/EPDM
    11O-ringRubberNBR/EPDM
    12BonnetDuctile IronEN GJS500-7
    13PillarAluminiumCommercial
    14Hex BOLTCarbon steel/ Stainless SteelZinc Coated/ ANSI 304
    15WasherStainless SteelANSI 304
    16Small NozzleStainless SteelANSI 304

    KARX ( Flange Type DN50-DN300)


    Part List
    No.Part NameMaterialStandard
    1BodyDuctile IronEN GJS500-7
    2FloatStainless SteelANSI 304
    3Sealing arcStainless SteelANSI 304
    4In Hex BoltCarbon steel/ Stainless SteelG.I/ANSI 304
    5BonnetDuctile IronEN GJS500-7
    6CoverCarbon steelANSI 304
    7ScreenStainless SteelANSI 304
    8Hex BOLTCarbon steel/ Stainless SteelG.I/ANSI 304
    9WasherStainless SteelANSI 304
    10PillarAluminiumCommercial
    11O-ringRubberNBR/EPDM
    12SeatRubberNBR/EPDM
    13Nozzel SeatRubberNBR/EPDM
    14Guide BarrelStainless SteelANSI 304
    15BufferRubberNBR/EPDM
    16Small NozzleStainless SteelANSI 304

    Dimension:


    KARS ( Thread Type DN25-DN50)



    Unit:MM
    DNModel No.φACH
    25KARS-0025-BPG1"20243
    32KARS-0032-BPG1 1/4"20243
    40KARS-0040-BPG1 1/2"20243
    50KARS-0050-BPG2"20243
    Remarks:BP-British Pipe Thread

    KARX ( Flange Type DN50-DN300)



    Dimension Unit:MM
    No.Model No.φBΦdΦKHNΦd
    PN10PN16PN25PN10PN16PN25PN10PN16PN25PN10PN16PN25
    50KARX-00509999991651651651251251252804Φ194Φ194Φ19
    80KARX-00801321321322002002001601601603628Φ198Φ198Φ19
    100KARX-01001561561562202202351801801903958Φ198Φ198Φ23
    150KARX-01502112112112852853002402402504858Φ238Φ238Φ28
    200KARX-02002662662743403403602952953105828Φ2312Φ2312Φ28
    300KARX-030037037038944546048540041043075012Φ2312Φ2816Φ31

    Air Flow Characteristic


    Large Air Exhausting


    Air Intake



    Small air venting


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