Siemens FLENDER H SH Series Assembly And Operating Instructions Manual page 72

Nominal Strength
thread class
diameter of the bolt
d
mm
8.8
M80x6 10.9
12.9
8.8
M90x6 10.9
12.9
8.8
M100x6
10.9
12.9
Damaged bolts must be replaced with new bolts of the same type and strength class.
Initial-tensioning force
for screw­connection classes
from table 24
C D
F
M min.
N
1190000 760000
1690000 1100000
1980000 1360000
1510000 968000
2150000 1380000
2520000 1600000
1880000 1200000
2670000 1710000
3130000 2000000
BA 5030 en 02/2013
72 / 96
Tightening torque
for screw­connection classes
from table 24
E C
475000 21500
675000 30500
790000 35700
605000 30600
860000 43500
1010000 51000
750000 42100
1070000 60000
1250000 70000
D E
M
A
Nm
18500 16500
26400 23400
31400 27400
26300 23500
37500 33400
43800 39200
36200 32300
51600 46100
60400 53900