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influence cumulée des paramètres de surface - Bibliothèque Ecole ...

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am or ca g e<br />

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Fiure 44 - Flodélisat ion schámatic1ue <strong>de</strong> i<br />

.Na1'<br />

Influence dc la rugositd<br />

Np<br />

amorçage<br />

<strong>de</strong> <strong>surface</strong><br />

A<br />

I(tl<br />

----- (Jiiomi)<br />

Kt<br />

- -<br />

RUPTURE<br />

-- - - AMORÇAGE<br />

Na2<br />

logN<br />

Figure 4t<br />

Udcoiiipositjon <strong>de</strong> l'essai <strong>de</strong> fatigue

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