Now the hexagon head screws of the wall mounts are tightened with the final tightening torque.
Tighten the hexagon head screws
with the tightening torque specified for their size.
Size |
Hexagon head screws |
Number |
Tightening torque |
WL 35 |
M16 |
4x |
250 Nm |
WL 50 |
M20 |
4x |
400 Nm |
WL 60 |
M27 |
4x |
1250 Nm |
WL 70 |
M27 |
6x |
1250 Nm |
Tightening torques for galvanised hexagon head screw and nut sets (hexagonal nuts greased). Screw grade 10.9.
Tighten the hexagon head screws
with the tightening torque specified for their size.
Size |
Hexagon head screws |
Number |
Tightening torque |
WL 35 |
M16 |
4x |
284 Nm |
WL 50 |
M20 |
4x |
554 Nm |
WL 60 |
M27 |
4x |
1420 Nm |
WL 70 |
M27 |
6x |
1420 Nm |
Tightening torques for black oiled hexagonal head screw and nut sets or hexagonal head screws only (for blind holes). Screw grade 10.9.
Tighten the hexagon head screws
of the angle bracket with the specified tightening torque.
Size |
Hexagon head screws |
Screw quality |
Tightening torque |
WL 35 |
M16 |
8.8 |
200 Nm |
WL 50 |
M20 |
8.8 |
400 Nm |
WL 60 |
M24 |
8.8 |
690 Nm |