7 Technical data
7.1 Medium
Working medium:
Gaseous and liquid media which have no negative impact on the physical and chemical properties
of the disc and seat material.
7.2 Temperature
Media temperature:
-10 — 160 °C
Depending on the liner and disc material or the type of liner fixing
-10 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160
14 32 50 68 86 104 122 140 158 176 194 212 230 248 266 284 302 320
°C
°F
Disc material (code R)
Bonded liner (code B)
NBR (code J)
SBR (AB/P) (code F)
EPDM (code M)
EPDM (code W)
NBR (code N)
EPDM (code E)
EPDM (code Z)
FPM (code V)
EPDM SHT (code T)
Disc material (code E)
Liner material
Temperature
FPM material not suitable for water/steam applications above 100 °C,
Observe Pressure/Temperature diagram.
Ambient temperature:
-10 — 70 °C
Storage temperature:
-20 — 40 °C
7.3 Pressure
Operating pressure:
0 to 16 bar
Use (installation) as end-of-line valve
DN 50 – 200: 10 bar
DN 250, 300: 6 bar
Pressure/temperature
diagram:
DN 50 - 200
DN 250, 300
-20
20
0
40
60
80
100
120 140
160
180
200
0
2
4
6
8
10
12
14
16
18
Pressure [bar]
Temperature [°C]
Pressure rating:
PN 6
PN 10
PN 16
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GEMÜ R480 Victoria
7 Technical data
