Alcoa Inc.

Michael V Glazoff

Jen C Lin

Shawn J Murtha

Cagatay Yanar

Moustapha Mbaye

Wenping Zhang

Terje Johnsen

Michael K Brandt

Martijn Vos

Knut Pettesen

Svein Jorgensen

Pål S Jacobsen

Nicholas A Belov

Geir Grasmo

Vadim S Zolotorevsky

An aluminum alloy for shaped castings, the alloy having the following composition ranges in weight percent: about 6.0&#x2013;8.5% silicon, less than 0.4% magnesium, less than 0.1% cerium, less than 0.2% iron, copper in a range from about 0.1% to about 0.5% and/or zinc in a range from about 1% to about 4%, the alloy being particularly suited for T5 heat treatment.

Aluminum alloy for producing high performance shaped castings

There is claimed an Al&mdash;Ni&mdash;Mn based alloy for die casting, squeeze casting, permanent mold casting, sand casting and/or semi-solid metal forming. The composition of this alloy includes, by weight percent: about 2-6% Ni, about 1-3% Mn, less than about 1% Fe, less than about 1% Si, the balance Al, incidental elements and impurities. It is suitable for aerospace and automotive cast parts.

Al-Ni-Mn casting alloy for automotive and aerospace structural components

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Murrysville, PA, United States of America

Michael V Glazoff