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.
Key features
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
Technical features
Parameters
Value
Media temperature
-10 to 160 °C
Ambient temperature
-10 Up to 70 °C
Operating pressure
0 Up to 16 bar
Nominal sizes
DN 25 to 600
Housing 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
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