CPC B22F 3/24 (2013.01) [B22F 3/14 (2013.01); B22F 3/16 (2013.01); B22F 3/162 (2013.01); C22C 1/0416 (2013.01); B22F 2003/166 (2013.01); B22F 2003/247 (2013.01); B22F 2003/248 (2013.01); B22F 2201/50 (2013.01); B22F 2301/052 (2013.01); B22F 2303/15 (2013.01); B22F 2998/10 (2013.01); C22C 21/00 (2013.01); C22F 1/04 (2013.01)] | 19 Claims |
1. A method of manufacturing a sized powder metal component having improved fatigue strength over an otherwise identically-processed powder metal component that is not re-solutionized, the method comprising the sequential steps of:
solutionizing a sintered powder metal component comprising an aluminum alloy and quenching the sintered powder metal component;
sizing the sintered powder metal component to form a sized powder metal component;
re-solutionizing the sized powder metal component; and
ageing the sized powder metal component.
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