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Tables
Technical data
196
2153734_02_BAL_GRW280_H195_en
© HAMM AG 2011
5.00.06
Starting torques
The starting torques indicated within the tables apply to nuts in accordance with DIN 934 and screws with
headrest according to DIN 931 (frictional coefficient μ
total
= 0.12) unless otherwise specified.
Check screws and nuts regularly for tight seat, if necessary, retighten.
Starting torques for regular type screw threads
Starting torques MA (Nm)
Threads
8.8
10.9
12.9
M4
2,7
4,0
4,7
M5
5,5
8,1
9,5
M6
9,5
14
16,5
M8
23
34
40
M10
46
68
79
M12
79
117
135
M14
125
185
215
M16
195
280
330
M18
280
390
460
M20
390
560
650
M22
530
750
880
M24
670
960
1120
M27
1000
1400
1650
M30
1350
1900
2250
Starting torques for fine threads
Starting torques MA (Nm)
Threads
8.8
10.9
12.9
M8x1
24,5
36
43
M10x1.25
49
72
84
M12x1.25
87
125
150
M12x1.5
83
122
145
M14x1.5
135
200
235
M16x1.5
205
300
360
M18x1.5
310
440
520
M20x1.5
430
620
720
M22x1.5
580
820
960
M24x2
730
1040
1220
M27x2
1070
1500
1800
M30x2
1490
2120
2480
892-00