The GEMÜ R480 Victoria soft seated metal butterfly valve is equipped with a bare shaft with top flange in accordance with EN ISO 5211. 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, lug and U section body versions.
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- Low torques thanks to PTFE coated bushes
- Bubble tight sealing, in accordance with EN 12266-1/P12, leak rate A
- Liner material is easy to read when installed
- Sleek disc design for higher Kv values
- Robust body coating comparable to ISO 12944-6 C5
- Media temperature:-10 to 160 °C
- Ambient temperature:-10 to 70 °C
- Operating pressure :0 to 16 bar
- Nominal sizes:DN 25 to 600
- Body configurations:Lug | U section | Wafer
- Connection standards:ANSI | AS | BS | DIN | EN | ISO | JIS
- Body materials:EN-GJS-400-15, SG iron material | EN-GJS-400-18-LT, SG iron material
- Body coating:Epoxy
- Liner materials:EPDM | FKM | NBR | SBR, abrasion resistant | Silicone
- Disc materials:1.4408, investment casting material | 1.4408, polished investment casting material | 1.4469, Duplex cast steel material | EN-GJS-400-15, SG iron material
- Disc coating:Epoxy | Halar® | Rilsan®
- Conformities:ACS | ASME GEMÜ B31.3 | ATEX | Belgaqua | DNV GL | DVGW Drinking water | DVGW Gas | FDA | FMEDA | NSF | Oxygen | Regulation (EC) No. 1935/2004 | TA Luft (German Clean Air Act) | WRAS
.jpg "GEMÜ butterfl y valves at the Trollmühle Waterworks - Uranium removal and partial deionization using Uranex® and Carix® procedures")