Er strengthening aluminum alloy
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United States of America Patent
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N/A
Issued Date -
Sep 30, 2004
app pub date -
Dec 31, 2003
filing date -
Mar 14, 2003
priority date (Note) -
Abandoned
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Abstract
The present invention relates to Er-containing aluminum alloys with greatly improved strength properties without significant deterioration of the toughness. Specifically, the present application provides Al--Zn--Mg--Er and Al--Mg--Er series aluminum alloys and Al--Mg--Li--Zr--Er series alloys, the mechanical properties of which are improved by the addition of Er.
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