GEMÜ 481 Victoria Pneumatically Operated Butterfly Valve

GEMÜ 481 Victoria Pneumatically Operated Butterfly Valve Description: The GEMÜ 481 Victoria soft seated butterfly valve has a metal actuator and is pneumatically operated. The "Normally Closed", "Normally Open" and "Double Acting" control functions are available. The butterfly valve is available in nominal sizes DN 25 to 600 and in standard installation lengths ISO 5752/20 | EN 558-1/20 | API 609 category A (DIN 3202 K1) in wafer and lug body versions. Features:

Low torques thanks to special disc contour

Improved sealing

Extensive applications using a variety of materials

Robust body coating comparable to ISO 12944-6 C5

Fast operating times

Optional accessories are installed, set and tested so they are ready for operation

Min. 250 μm layer thickness body coating

Bubble tight sealing, in accordance with EN 12266-1/P12, leak rate A Technical Specifications:

Media temperature:-10 to 150 °C

Ambient temperature:0 to 70 °C

Operating pressure :0 to 16 bar

Nominal sizes: DN 25 to 600

Body configurations: Lug | U section | Wafer

Connection types: Clamp | Flange | Spigot | Threaded connection

Connection standards: AS | ASME | BS | DIN | EN | ISO | JIS

Body materials:EN-GJS-400-15, SG iron material

Body Coating: Epoxy

Liner Materials: EPDM | FKM | NBR | SBR, abrasion resistant

Disc materials: 1.4408, investment casting material | 1.4408, polished investment casting material | EN-GJS-400-15, SG iron material

Disc Coatings: EPDM | Epoxy | Halar® | Rilsan®

Conformities: ACS | ATEX | Belgaqua | DNV GL | DVGW Drinking water | DVGW Gas | EAC | FDA | WRAS Accessories:

Fitting Accessories are available

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