26/30
6.4.
Torques of screw connections
Strength class:
8.8
10.9
12.9
Dimension
max. tightening torque in Nm
max. tightening torque in Nm
max. tightening torque in Nm
M4
3.3
4.8
5.6
M5
6.5
9.5
11.2
M6
11.3
16.5
19.3
M8
27.3
40.1
46.9
M10
54
79
93
M12
93
137
160
M14
148
218
255
M16
230
338
395
M18
329
469
549
M20
464
661
773
M22
634
904
1057
M24
798
1136
1329
M27
1176
1674
1959
M30
1597
2274
2662