Dispersion strengthened aluminum-base alloy
AssigneeThe United States of America as represented by the Secretary of the Air Force
InventorsYashwant R. Mahajan, Susan D. Kirchoff, Francis H. Froes
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Abstract
An aluminum alloy containing about 2 to 6 weight percent titanium, about 3 to 11 weight percent of a rare earth of the Lanthanide Series and up to about 3 weight percent of at least one Group VIII metal, balance aluminum, is disclosed. The alloy is preferably prepared by rapid solidification in powder, particulate or ribbon form, and is subsequently compacted under controlled conditions.
Claims6
An aluminum alloy dispersion strengthened with at least one rare earth metal consisting essentially of about 2 to 6 weight percent titanium, about 3 to 11 weight percent of at least one rare earth of the Lanthanide Series and up to about 3 weight percent of at least one Group VIII element, balance aluminum.
Dependencies are inferred from the claim text.