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:
-60 — 230 °C
Ambient temperature:
-20 — 70 °C
Storage temperature:
-60 — 60 °C
7.3 Pressure
Operating pressure:
Max. permissible pressure of working medium
PS
[bar]
Media of fluid group 1
Category 1
Category 2
Category 3
Liquid
Gas
Liquid
Gas
Gas
10
DN 200 - 600
DN 50 - 100
DN 50 - 600
DN 125 - 350
DN 400 - 600
16
-
DN 50
DN 65 - 200
DN 250 - 600
20
-
DN 50
DN 65 - 150
DN 200 - 600
25
-
-
DN 50 - 125
DN 150 - 600
40
-
-
DN 50 - 100
DN 125 - 600
Pressure/temperature
diagram:
0
10
20
30
40
50
-60 -40 -20 0
20 40 60 80 100 120 140 160 180 200 220 240
Pressure [bar]
PN10, PN16, Class 150
PN25, PN40, Class 300
Temperature [°C]
www.gemu-group.com
10 / 31
GEMÜ R477 Tugela
7 Technical data
