Butterfly valve ISORIA 20/25

Centred-disc butterfly valve with ISO 5211 compliant square shaft end, 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.

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Main Applications

Cooling circuits
Seawater desalination/reverse osmosis
Flue gas desulphurisation
Paper industry / pulp industry

Technical Data

Nominal basınç Hidrolik gövde: PN 20, PN 25
Maks.nom.uz.Yapı serisi nesli: DN 1000
ya.ser.ne.maks.iz.ver.mad.sıc.: 200 °C

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Benefits

The spherical contact between valve disc and liner ensures durable and permanently tight shut-off.
Splined or keyed connection between shaft and valve disc: dry shaft, no contact with fluid handled
Sealing to atmosphere is ensured even when the actuator has been removed.

Technical Data

Bileşen işlevi: Kilitle/düzenle
Bağlantı türü Giriş: Flanşlar arası montaj,
Flanş
Model konsepti Tahrik: E tahrikli,
El çarkı ile,
hidrolik,
El manivelası,
P tahrikli,
yok
Malzeme Hidrolik gövde: EN-GJS-400-15/A536 GR 60-40-18
Nominal basınç Hidrolik gövde: PN 20,
PN 25
Maks.nom.uz.Yapı serisi nesli: DN 1000
Min.nom.uz.Yapı serisi nesli: DN 32
ya.ser.ne.maks.iz.ver.mad.sıc.: 200 °C
Ya.ser.nes.min.iz.ve.mad.sıc.: -10 °C
Model Armatür gövdesi: Merkezleme gözleri,
Dişli flanş gözü sızd.şeritsiz,
Dişli flanş gözü sızd. şeritli,
Sızdırmazlık şeritsiz U formu