•
Always
tighten the joint by hand,
and never use pneumatic tools.
•
Use the
correct tightening technique
, that is
do not
jerk. Tighten the screw
in a slow, flowing motion.
•
Maximum allowed total deviation from the specified value is
10%
!
Oil-lubricated screws with slotted or cross-recess head screws
The following table specifies the recommended standard tightening torque for
oil-lubricated screws
with
slotted or cross-recess head screws.
Any special torque
specified in the repair, maintenance or installation procedure overrides the standard
torque!
Oil-lubricated screws with allen head screws
The following table specifies the recommended standard tightening torque for
oil-lubricated screws
with
allen head screws.
Any special torque specified in the
repair, maintenance or installation procedure overrides the standard torque!
Tightening torque (Nm)
Class 12.9, oil-lubric-
ated
Tightening torque (Nm)
Class 10.9, oil-lubric-
ated
Tightening torque (Nm)
Class 8.8, oil-lubricated
Dimension
-
-
6
M5
-
-
10
M6
40
34
24
M8
80
67
47
M10
140
115
82
M12
340
290
200
M16
670
560
400
M20
1150
960
680
M24
Lubricated screws (Molycote, Gleitmo or equivalent) with allen head screws
The following table specifies the recommended standard tightening torque for
screws lubricated with Molycote 1000, Gleitmo 603 or equivalent
with
allen head
screws.
Any special torque specified in the repair, maintenance or installation
procedure overrides the standard torque!
Tightening torque (Nm)
Class 12.9, lubricated
Tightening torque (Nm)
Class 10.9, lubricated
i
Dimension
35
28
M8
70
55
M10
120
96
M12
280
235
M16
550
460
M20
950
790
M24
i
Lubricated with Molycote 1000, Gleitmo 603 or equivalent
Continues on next page
230
Product manual - DressPack/SpotPack IRB 8700
3HAC055802-001 Revision: B
© Copyright 2015-2017 ABB. All rights reserved.
6 Reference information
6.3 Screw joints
Continued
Summary of Contents for DressPack
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