NF EN 12168

Copper and copper alloys - Hollow rod for free machining purposes

Le présent document spécifie la composition, les caractéristiques et les tolérances dimensionnelles des barres creuses en alliage de cuivre fabriquées par étirage ou filage, particulièrement conçues pour le décolletage. Les procédures d'échantillonnage et les méthodes d'essai pour la vérification de la conformité aux prescriptions du présent document sont également spécifiées.

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