Tightening Torques: General Information - Renault Laguna III Manual

MECHANICAL INTRODUCTION

Tightening torques: General information

I - TABLE OF STANDARD TORQUES
Fastenings
Diameter Property
class
M6 8.8
M8 8.8
M10 8.8
M10 10.9
M12 10.9
M14 10.9
M16 10.9
M18 10.9
Special notes on electrical earths
Fastenings Standard
tightening
Diameter
torque
(N.m)
M6 8
M8 21
M10 44
Standard
tightening
torque
(N.m)
10
25
50
62
105
180
280
400
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The property class is indicated on the bolt (1) or (2) .
II - FUNCTION OF A BOLTED ASSEMBLY
The bolting system connects parts of an assembly to
prevent their separation or sliding when submitted to
exterior forces.
Exterior forces
The assembly is submitted to forces that are:
- static and / or dynamic,
- simple (e.g. simple traction),
- multiple (traction + flexion + torsion).
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