Table of Contents
Advertisement
10.4 Tightening torques
All.
pressure
PS [bar]
1
≤100
35
>100
45
11. Shutoff valves
11.1 General information and operating instructions
IGEMA valves are mostly maintenance-free and easy to handle. All IGEMA valves are
equipped with metal gaskets and hand operation. Sealing of valve spindle is made with a
gland packing.
Turn handwheel clockwisely to close the valve.
Turn handwheel counterclockwisely to open valve.
Tools to increase hand torque are not permitted.
11.2 Construction of valves
Main shutoff valve
• Buttwelding end
ø 21,3 x 3,6 mm
• Drain connection
ø 18 x 3 mm
• Version always with
handwheel
22
Tightening torque
Md → Md
[Nm]
max
in steps
2
3
50
65
60
75
-
-
90
105
Advertisement
Table of Contents
