The Boeing Company

Brien J McElroy

Burke L Reichlinger

Iulian Gheorghe

A copper-free wrought aluminum alloy product and method for producing the same are provided. In one example, the alloy has a composition of about 0.01 to about 1.5 weight percent silver; about 1.0 to about 3.0 weight percent magnesium; about 4.0 to about 10.0 weight percent zinc; about 0.05 to about 0.25 weight percent zirconium; a maximum of 0.15 weight percent iron; a maximum of 0.15 weight percent silicon; and a remainder including aluminum, incidental elements, and impurities. In one example, the alloy may be used to manufacture structural elements for aircraft.

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North Bend, WA, United States of America

Brien J McElroy