AWS 930 Series User Manual

6 INSTALLATION
Revision status: 03/05/2022 14 Index number: D0-116
Tightening torques of the flange connection
The tightening torques given below are to be understood as guide values, as they depend on
various factors, such as the material and strength class of the screws or the used flange
sealing.
*
1
Refers to swing check valves or piping made of plastic.
*
2
Refers to swing check valves or piping made of metallic materials.
Screw
Tightening torque [Nm]*
plastic*
1
metallic*
2
M10
30
30
M12
20
50
M16
35
130
M20
60
250
M24
100
420
M27
600
600
Flange screw
Washer
Sealing
Valve
Flange
Nut

AWS 930 Series Specifications

General

Brand	AWS
Model	930 Series
Category	Control Unit
Language	English