Aluminum alloy for producing high performance shaped castings

Details Aluminum alloy for producing high performance shaped castings Aluminum alloy for producing high performance shaped castings

2006-08-08

2006-08-08

Wyszomierski, George (Department: 1742)

Metal treatment

Stock

Age or precipitation hardened or strengthened

C420S532000

Reexamination Certificate

active

07087125

ABSTRACT:
An aluminum alloy for shaped castings, the alloy having the following composition ranges in weight percent: about 6.0–8.5% 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.

REFERENCES:
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patent: 6783869 (2004-08-01), Humer et al.
patent: 2002/0155023 (2002-10-01), Barresi et al.
patent: 2003/0178106 (2003-09-01), DasGupta
patent: 56163234 (1981-12-01), None
patent: 61139635 (1986-06-01), None
“Aluminum and Aluminum Alloys”, ASM International, 1993, pp. 26, 41, 91-93, 104, 718-721.

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