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WRAS NSF 61 Combination Air Release Valve

    Buy cheap WRAS NSF 61 Combination Air Release Valve from wholesalers
     
    Buy cheap WRAS NSF 61 Combination Air Release Valve from wholesalers
    • Buy cheap WRAS NSF 61 Combination Air Release Valve from wholesalers
    • Buy cheap WRAS NSF 61 Combination Air Release Valve from wholesalers
    • Buy cheap WRAS NSF 61 Combination Air Release Valve from wholesalers
    • Buy cheap WRAS NSF 61 Combination Air Release Valve from wholesalers

    WRAS NSF 61 Combination Air Release Valve

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

    WRAS NSF 61 Combination Air Release Valve

    Fire Fighting System Combination Air Valve SS304/SS316 Internal Parts


    Conbination Air Release Valve Fire Fighting For Clean Water Full Flow Area


    Triple Function:
    1. Large air release during filling of the pipeline
    2. Large air intake during draining of the pipeline
    3. Small air release under pressurized pipeline

    Features:
    . Advanced design: Strong float and simple mechanism can prevent cracking during sudden water hammer& quick closure.
    . No arms or levers that can prevent vibrating, bending, direct closure of the fl oat.
    . Smooth cage outside of the float, 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 is for safety and prevent insects in.
    . Fully fusion epoxy coated inside and outside of valve body for long term services.
    . Flange drilling and dimension comply with : BS EN 1092 and BS EN 558 and ANSI flange.


    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
    1.61.622.5344


    Service Fields:
    Size range:DN 25-300MM
    Pressure ratings:1.0Mpa, 1.6Mpa(Thread)
    For water system, fire fighting, irrigation system.

    Technical Data:
    1.0Mpa,1.6Mp,2.5 Mpa(Flange)
    Working temperature: -10°-80°C.
    Flow media: clean water


    Material List:


    KARS ( Thread Type DN25-DN50)


    No.Part NameMaterialStandard
    1BodyDuctile IronEN GJS500-7
    2FloatStainless SteelANSI304
    3Sealing ArcStainless SteelANSI304
    4Hex BoltCarbon Steel/Stainless SteelZinc Coated/AISI304
    5CoverCarbon SteelEpoxy Coated
    6ScreenStainless SteelANSI304
    7BufferRubberNBR/EPDM
    8Guide BarrelStainless SteelANSI304
    9Nozzel SeatRubberNBR/EPDM
    10SeatRubberNBR/EPDM
    11O-ringRubberNBR/EPDM
    12BonnetDuctile IronEN GJS500-7
    13PillarAluminumCommercial
    14Hex BoltCarbon Steel/Stainless SteelZinc Coated/AISI304
    15WasherStainless SteelAISI304
    16Small NozzelStainless SteelAISI304

    KARX ( Flange Type DN50-DN300)



    Dimension:


    KARS ( Thread Type DN25-DN50)




    KARX ( Flange Type DN50-DN300)




    Air Flow Characteristic


    Large Air Exhausting


    Air Intake



    Small air venting


    Quality WRAS NSF 61 Combination Air Release Valve for sale
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