NF EN 754-8

Aluminium and aluminium alloys - Cold drawn rod/bar and tube - Part 8 : porthole tubes, tolerances on dimensions and form

Le présent document spécifie les tolérances sur dimensions et forme des tubes filés à pont en aluminium et alliages d'aluminium avec un diamètre extérieur (OD) de 3 mm à 350 mm (tube rond, voir la Figure 1) ou avec une section transversale contenue dans le cercle circonscrit (CD) de 8 mm à 300 mm (autre que tube rond, voir la Figure 2) fournis en longueurs droites. Le présent document ne s'applique qu'aux tubes étirés pour applications générales, fabriqués dans les alliages suivants : EN AW-1050A, EN AW-1200 ; EN AW-3003, EN AW-3103 ; EN AW-5005, EN AW-5005A, EN AW-5049, EN AW-5251, EN AW-5052 ; EN AW-6012, EN AW-6060, EN AW-6061, EN AW-6262, EN AW-6262A ; EN AW-6063, EN AW-6063A, EN AW-6065, EN AW-6082 ; EN AW-7020. La désignation des états métallurgiques utilisés dans cette partie est conforme à la NF EN 515.

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