Matériau de tuyauterie en aluminium pour échangeurs de chaleur automobiles

N° de brevet: EP1892308 (A1)
Date de publication: 2008-02-27
Inventeur(s): TANAKA SATOSHI [JP];NINOMIYA JUNJI [JP];KAKINOKI TOSHIYUKI [JP];KATO KAZUMI [JP];
Demandeur(s): FURUKAWA SKY ALUMINUM CORP [JP];
Classification: C22C21/00;C22F1/04;C22F1/05;
N° de demande: EP20070016585 20070823 
Numéro(s) de priorité: JP20060228383 20060824 
An aluminum piping material for an automobile heat exchanger, containing 0.05 to 0.4 mass% of Si, 0.05 to 0.4 mass% of Fe, 0.6 mass% or lower of Cu, 0.15 to 1.5 mass% of Mn, 0.05 to 0.3 mass% of Ti, and 0.05 to 0.3 mass% of V, with the balance being Al and inevitable impurities, wherein the aluminum piping material is excellent in corrosion resistance.

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