General tightening torque
General
© BT
Repair manual
SWE100, 120, 120L, 120S, 140, 140L, 200D
22 – 1
Order no..
Date
Valid from serial no.
T code
258946-120
2012-08-30
6061850-
841×842×843
22 – General tightening torque
22.1 General
Millimetre threads M3 to M24. The following applies under ideal
conditions, e.g. steel against steel.
Note!
Experience has shown that if you adjust the torque wrench to the
values for untreated bolts, you will also achieve the correct torque
value for galvanised bolts. Do not tighten more than the values set
out in the tables otherwise the bolts may be destroyed.
22.2 Galvanised non-oiled bolts
22.3 Untreated, oiled bolts
Tightening torque (Nm)
Strength class:
8,8
10,9
12,9
M3
1,1
1,6
2,0
M4
2,8
3,8
4,7
M5
5,5
7,7
9,3
M6
9,5
13
16
M8
23
32
38
M10
45
62
76
M12
78
109
130
M14
123
174
208
M16
189
266
320
M20
370
519
623
M24
638
898
1075
Tightening torque (Nm)
Strength class:
8,8
10,9
12,9
M3
1,2
1,7
2,1
M4
2,9
4,0
4,9
M5
5,7
8,1
9,7
M6
9,8
14
17
M8
24
33
40
M10
47
65
79
M12
81
114
136
M14
128
181
217
M16
197
277
333
M20
385
541
649
M24
665
935
1120
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