Alstom GL314 - Page 43

Installation
Tightening torques
T31--001EN/02
3/4
06--2002
E ALSTOM
Tightening torques values
Values table
The tool and the tightening method must be such that the torque actually ap-
plied to the screw head corresponds with the reference torque shown in the
table below, to within a tolerance of  20%.
TIGHTENING TORQUES
i
n
d
a
N
m
i
n
d
a
N
.m
STEEL SCREWS
CLASS 6.8
or
C
L
A
S
S
8
8
o
r
STAINLESS A2--70, A4--70
STAINLESS A2--80, A4--80
C
L
A
S
S
8.8
M2,5 0,05 0,06
M3 0,09 0,11
M4 0,19 0,26
M5 0,38 0,51
M6 0,66 0,88
M8 1,58 2,11
M10 3,20 4,27
M12 4,97 6,63
M14 8,67 11,56
M16 13,42 17,90
M20 26,22 34,98
M24 45,68 60,93
M30 90,44 120,65