GEMÜ D481 Victoria

The GEMÜ D481 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 1600 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.

• Available in large nominal sizes
• Bubble tight sealing, in accordance with EN 12266-1/P12, leak rate A
• Special materials for disc, seal and valve body
• Vulcanizable liner
• Abrasion-resistant version possible

• Media temperature:-60 to 210 °C
• Ambient temperature:-20 to 70 °C
• Operating pressure :0 to 16 bar
• Nominal sizes:DN 25 to 1600
• Body configurations:Lug | U section | Wafer
• Connection standards:ANSI | AS | ASME | AWWA | BS | DIN | EN | ISO | JIS
• Body materials:ASTM | EN-AC-46100, aluminium casting material | EN-AC-47100, aluminium casting material | EN-GJL-250 | EN-GJS-400-15, SG iron material | EN-GJS-400-18-LT, SG iron material | S275JR, cast steel material with epoxy coating
• Body coating:Epoxy
• Liner materials:CR | CSM (Hypalon®) | ECO | EPDM | NBR | SBR, abrasion resistant | Silicone
• Disc materials:1.4408, investment casting material | 1.4469, Duplex cast steel material | 1.4539, forged material | 2.0975, bronze casting material | 2.4602 (alloy 22), block material | EN-GJS-400-15, SG iron material
• Disc coating:EPDM | Epoxy | Halar® | NBR | Rilsan® | SBR
• Conformities:ACS | DNV GL | DVGW Drinking water | DVGW Gas | EAC | FDA | WRAS