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  • Flanged Multi-layer Metal-seated Butterfly Valvewatermark
  • Flanged Multi-layer Metal-seated Butterfly Valve

    Product Model: D343W/H


    Nominal Diameter: DN40–2000 mm


    Nominal Pressure: PN0.6–4.0 MPa


    Applicable Temperature: -29 to 425°C


    Applicable Media: Water, steam, oil, etc.


    Body Material: Carbon steel, Stainless steel


    Seat Material: Stainless steel, Stellite alloy, Tungsten carbide, Nickel alloy, Monel


    Disc Material: Carbon steel, Stainless steel, Alloy steel


    Connection Type: Flanged


    Operation: Worm gear drive, Electric, Pneumatic, Hydraulic

    Performance Features

    1. Unique structure, compact and lightweight, flexible operation, labor-saving and convenient.

    2. Reliable sealing, achieving gas-tight zero leakage.

    3. Flow characteristics tend to be linear with excellent regulating performance.

    4. Adopts the triple-offset principle, resulting in nearly zero wear on the sealing surfaces and extending the valve's service life.

    5. Wide application range. For example: suitable for media such as water, steam, oil, air, and gas.

    6. Suitable for various temperatures and pressure ratings up to 6.4 MPa, with corrosion resistance for various media pipelines.