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ESSAIS DE DURETE

ESSAIS DE DURETE. 4. Les différentes normes de référence des essais de dureté. ☼ On dispose de 03 échantillons en C40 traités comme suit :. 1- Déterminer la dureté H de chaque échantillon 2- Conclusion : ………………………………………………………………………………………………………

dorothy-harding
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ESSAIS DE DURETE

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  1. ESSAIS DE DURETE

  2. 4. Les différentes normes de référence des essais de dureté

  3. ☼ On dispose de 03 échantillons en C40 traités comme suit : 1- Déterminer la dureté H de chaque échantillon 2- Conclusion : ……………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… ------------------------------------------------------------------------- ☼ Nous avons 3 échantillons de ≠ Aciers 1. On demande de contrôler la dureté de chaque nuance. 2. Conclusion : ……………………………………………………………………………………………………. …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… …………………………………………………………………………………………………………… Nota ………………………………………………………………………………………………………… …………………………………………………………………………………………………………... …………………………………………………………………………………………………………... ………………………………………………………………………………………………………….. …………………………………………………………………………………………………………… ……………………………………………………………………………………………………………

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