ISORIA 20/25 Butterfly valve
    Butterfly valve

    ISORIA 20/25

    Centred-disc butterfly valve, sealed by elastomer liner, with lever or manual gearbox, pneumatic, electric or hydraulic actuator. Semi-lug body (T2), full-lug body (T4) or U-section body with flat faces (T5). Body types T2, T4 and T5 are suitable for downstream dismantling and dead-end service with counterflange. Connections to EN, ASME, JIS.
    See all documents and downloads

    Main Applications

    • Cooling circuits
    • Seawater desalination/reverse osmosis
    • Flue gas desulphurisation
    • Pulp and paper industry
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    Technical Data

    • Nominal pressurePN 20, PN 25
    • Max. nominal sizeDN 1000
    • Max. allowed fluid temperature200 °C

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    Documents

    TitleFormatSizeLast change
    icon download-pdf2-page product description ISORIApdf1.295/24/2019
    TitleFormatSizeLast change
    icon download-pdfproduct brochurepdf4.073/24/2020
    TitleFormatSizeLast change
    icon download-pdfDeclaration of conformity - AD 2000pdf0.165/24/2019
    icon download-pdfDeclaration of conformity - ATEXpdf0.195/24/2019
    icon download-pdfDeclaration of conformity - M Directivepdf0.195/24/2019
    icon download-pdfDeclaration of conformity - REACHpdf0.185/24/2019
    TitleFormatSizeLast change
    icon download-pdfOperating instructions - ATEXpdf0.215/24/2019
    icon download-pdfOperating instructions - ISORIA/MAMMOUTHpdf0.625/24/2019
    TitleFormatSizeLast change
    icon download-pdfType series booklet ISORIA 20pdf0.895/24/2019
    icon download-pdfType series booklet ISORIA 20/25pdf1.835/24/2019
    TitleFormatSizeLast change
    icon download-pdfISORIA 20/25pdf0.0110/10/2019

    Technical Data

    • FunctionShut off/control flow
    • Connection typebetween flange, Flange
    • Design concept DriveWith electric actuator, With handwheel, Hydraulic, Lever, With pneumatic actuator, Without
    • Casing material8136
    • Nominal pressurePN 20, PN 25
    • Max. nominal sizeDN 1000
    • Min. nominal sizeDN 32
    • Max. allowed fluid temperature200 °C
    • Min. allowed fluid temperature-10 °C
    • Valve body typeSemi-lug type, Full-lug type, flat faces, Full-lug type, raised faces, U-shaped body, flat faces

    Sectional Drawings