Tightening torque (Nm)
Class 12.9, lubricated
Tightening torque (Nm)
Class 10.9, lubricated
i
Dimension
70
55
M10
120
96
M12
280
235
M16
550
460
M20
950
790
M24
i
Lubricated with Molycote 1000, Gleitmo 603 or equivalent
Water and air connectors
The following table specifies the recommended standard tightening torque for
water and air connectors
when
one
or
both
connectors are made of
brass
.
Note
A special torque specified in the repair, maintenance or installation procedure
overrides the standard torque.
Tightening torque Nm -
Max.
Tightening torque Nm -
Min.
Tightening torque Nm -
Nominal
Dimension
15
8
12
1/8
20
10
15
1/4
25
15
20
3/8
50
30
40
1/2
90
55
70
3/4
Product manual - IRB 4600
383
3HAC033453-001 Revision: Y
© Copyright 2009-2021 ABB. All rights reserved.
8 Reference information
8.4 Screw joints
Continued
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