6 Reference information, IRB 1400
6.0.4 Screw joints
3HAC026320-001 Revision: A
127
Tightening torque
Before tightening any screw, note the following:
•
Determine whether a standard tightening torque or special torque is to be applied. The
standard torques are specified in the tables below. Any special torques are specified in
the Repair, Maintenance or Installation procedure description. Any special torque
specified overrides the standard value.
•
Use the correct tightening torque for each type of screw joint.
•
Only use correctly calibrated torque keys.
•
Always tighten the joint by hand, and never use pneumatical tools
•
Use the correct tightening technique, i.e. do not jerk. Tighten the screw in a slow, flow-
ing motion.
•
Maximum allowed total deviation from the specified value is 10%!
The table below specify the recommended standard tightening torque for oil-lubricated
screws with slotted or cross-recess head screws.
The table below specify the recommended standard tightening torque for oil-lubricated
screws with Allen head screws.
Dimension
Tightening torque (Nm)
Class 4.8, oil-lubricated
M2.5
0.25
M3
0.5
M4
1.2
M5
2.5
M6
5.0
Dimension
Tightening torque
(Nm)
Class 8.8, oil-
lubricated
Tightening torque
(Nm)
Class 10.9, oil-
lubricated
Tightening torque
(Nm)
Class 12.9, oil-
lubricated
M5
6
-
-
M6
10
-
-
M8
24
34
40
M10
47
67
80
M12
82
115
140
M16
200
290
340
Summary of Contents for IRB1410
Page 1: ...Product manual Articulated robot IRB1410 M2004 ...
Page 2: ......
Page 3: ...Product manual IRB 1410 M2004 ID 3HAC026320 001 Revision A ...
Page 8: ...Table of Contents 6 ...
Page 114: ...4 Repair 4 8 1 General 112 3HAC026320 001 Revision A ...
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Page 138: ...7 Recommended Spare parts 7 0 1 Spare parts 136 Revision A 3HAC026320 001 ...
Page 140: ...8 Foldouts 8 0 1 Introduction 138 3HAC026320 001 Revision A ...
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