ABB IRB 2600 Product Manual page 380

7 Reference information
7.4 Screw joints
Continued
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!
Dimension
M2.5
M3
M4
M5
M6
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!
Dimension
M5
M6
M8
M10
M12
M16
M20
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!
Dimension
M8
M10
M12
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380
• 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%!
Tightening torque (Nm)
Class 4.8, oil-lubricated
0.25
0.5
1.2
2.5
5.0
Tightening torque (Nm)
Class 8.8, oil-lubricated
6
10
24
47
82
200
400
680
Tightening torque (Nm)
Class 10.9, lubricated
28
55
96
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Tightening torque (Nm)
Class 10.9, oil-lubric-
ated
-
-
34
67
115
290
560
960
Tightening torque (Nm)
i
Class 12.9, lubricated
35
70
120
Product manual - IRB 2600
Tightening torque (Nm)
Class 12.9, oil-lubric-
ated
-
-
40
80
140
340
670
1150
i
3HAC035504-001 Revision: G