Elementi filettati, standardizzazione
Introduction
Definitions
Metric threads
Other thread profiles
Recommended torque
 
Threaded elements / Introduction

This section contains information about the LA CLUSIENNE-CLUFIX threaded fasteners, and the recommended torques for guaranteed optimal assembly performance.

Definitions

Technical definitions of threaded elements: the notions of screw, nut, pitch, helix direction and screw thread profile.

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Définitions - Pas
Filetages métriques - Filetage ISO

Metric threads

The ISO metric thread is used for the majority of threaded fasteners. The designation and dimensions of this type of profile are standardized.

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Other thread profiles

LA CLUSIENNE-CLUFIX products are also available in Unified Screw Thread (UST) profile - in common use in the United States, Great Britain and Canada.

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Autres filetages - Profil UST
Couples de serrage - Forces

Recommended torque

In making an assembly, a torque (Cs) is applied to the nut & bolt system so that the force (Fo) clamps the assembly together. For a given torque (Cs) applied, the Fo value depends on the system’s friction coefficient (µ).

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Download the Threaded Elements pdf

 
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