Krone Big Pack 1270 - Page 341

Maintenance
341
Pos: 114.14.5 /Ü berschriften/Ü berschriften 3/K- O/MMetrische Gewindeschr auben mit Feinge winde @ 322\ mod_142494 5855944_78.doc x @ 2484627 @ 3 @ 1
20.3.2 Metric Thread Screws with Fine Thread
Pos: 114.14.6 / BA/Wartung/Dreh momente / Anzi ehdrehmoment e/Anziehdrehm omente Metrisc he Gewindesc hrauben mit Fei ngewinde Tabell e @ 321\ mod_1424845 229172_78.docx @ 2480186 @ @ 1
Tightening torque in Nm (unless
otherwise stated)
A = thread size
(stability class can be seen on screw head)
A
Stability class
5.6
8.8
10.9
12.9
Tightening torque (Nm)
M12 x
1.5:
88
130
152
M14 x 1.5
145
213
249
M16 x 1.5
222
327
382
M18 x 1.5
368
525
614
M20 x 1.5
465
662
775
M24 x 2
787
1121
1312
M27 x 2
1148
1635
1914
M30 x 1.5
800
2100
2650
Pos: 114.14.7 /Ü berschriften/Ü berschriften 3/K- O/MMetrische Gewindeschr auben mit Sen kkopf und Innens echskant @ 323 \mod_1424 945970760_78. docx @ 24848 18 @ 3 @ 1
20.3.3 Metric Thread Screws with Countersunk Head and Hexagonal Socket
Pos: 114.14.8 / BA/Wartung/Dreh momente / Anzi ehdrehmoment e/Anziehdrehm omente Metrisc he Gewi ndeschrauben mit S enkkopf und I nnensechskant T abelle @ 32 1\mod_14248 43938347_78.d ocx @ 248015 5 @ @ 1
NOTICE
The table applies only to countersunk screws with hexagonal socket and metric thread which
are tightened via hexagonal socket.
Tightening torque in Nm (unless
otherwise stated)
A = thread size
(stability class can be seen on screw head)
A
Stability class
5.6
8.8
10.9
12.9
Tightening torque (Nm)
M4
2.5
3.5
4.1
M5
4.7
7
8
M6
8
12
15
M8
20
29
35
M10
23
39
58
67
M12
34
68
100
116
M14
108
160
188
M16
168
248
292
M20
340
488
568
Pos: 114.15 /Layo ut Module /---------------Seitenumbruch---------------- @ 0\mod_1196 175311226_0.d ocx @ 4165 @ @ 1
A
BM 400 0234