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Metal seated butterfly valve for exhaust gas applications

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Additional information

Marken

Somas
Funktion

Control valves, On-off valves
Industrie

Energy
Anwendung

Chemical resistance, High temperature, Steam and energy
Nenndruck

ANSI, 150, PN, 10, 16, 25
Betriebstemperatur

High temperature

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    Butterfly valve damper

    Type RD / RA (Herberholz)
    Pressure: max. 2bar
    Nominal size: DN50 -DN400

    The throttle valves RD and RA are designed as a wafer type valve with a centric valve disc and are suitable for operating temperatures up to 800°C, depending on the choice of material.

    For flanges according to DIN EN 1092-1 or ASME B16.5 / ASME B16.47. Lengths according to the company standard.
    Connecting flange for actuators to DIN EN ISO 5211.
    Testing according to DIN EN 12266.

    Versions:
    RD without seat (leakage approx. 1% of surface equivalent),
    RA with metal travel stop ring (leakage approx. 0.5% of surface equivalent),
    RA with seal ring (leakage approx. 0.3% of surface equivalent),
    RA with metal travel stop ring with seal ring (leakage approx. 0.1% of surface equivalent)

    On/off and quick-closing butterfly valve

    Type AK / SSK (Herberholz)
    Pressure: 6-10bar
    Nominal size: DN50 - DN400
    The butterfly valve is designed for all flammable gases according to EN437 and other neutral gases. The safety shut-off butterfly valve was developed according to EN161 A (closing time <1 s), approval according to DIN EN IEC 61511, up to and including SIL3. It consists of a one-piece housing, seals tightly and has a centric valve disc and a leak-proof shaft. For clamping between flanges according to DIN EN1092-1, length according to DIN EN 558-1-R20. Leakage rate A according to DIN EN 12266-1, maximum permissible operating pressure 10 bar, from DN350 <1.5 bar

    Wafer / lug type butterfly valve

    Type 20W/L9040 (TTV)
    Pressure: PN10/16/ANSI150
    Nominal size: DN32-600

    The TTV centric flanged / double flanged butterfly valve is available in a wide range of materials.

    Depending on the application, the seats are available in the most common material EPDM or NBR, but also in different types of silicone, Hypalon, Nordel, Viton and many others.

    Suitable for all industries and the most diverse applications due to the different choice of seats.

    Depending on the application, available in the most common material EPDM or NBR and in different types of silicone, Hypalon, Nordel, Viton and many others.

     

    Data sheet
    Installation guide

    Swing disc valve

    Type SD (Orbinox)
    Pressure: 3
    Nominal size: 100 - 300

    “The swing disc valve type SD from Orbinox consists of a cast housing, a metal seat and a metal disc.
    Full bore when open.

    The swing disc valve is suitable for high switching cycles in difficult applications, such as dirt sluice applications, bulk materials, etc.

    Technical features include the short installation length (lightweight design) and the protected pivot arm to avoid deposits.”