Method of manufacturing lightweight high-strength member
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United States of America Patent
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N/A
Issued Date -
Nov 21, 2002
app pub date -
Nov 1, 2001
filing date -
Nov 2, 2000
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention is to manufacture a lightweight high-strength member having desired mechanical properties such as a suspension part of an automobile. The present invention is a method of manufacturing a lightweight high-strength member such as a suspension part of an automobile, and has the steps of pouring the molten metal of an aluminum alloy containing, by weight, 4.0% to 10.5% Si and 0.3% to 1.3% Cu into a mold to cast a preform, and hot-forging the preform by the use of a forging die to form a final formed product.
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