Structural member for aeronautical construction with a variation of usage properties
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United States of America Patent
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Issued Date -
Oct 6, 2005
app pub date -
Mar 23, 2005
filing date -
Mar 23, 2004
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Abandoned
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Abstract
This invention relates to a process for manufacturing an aluminium alloy part with structural hardening as well as to structural members including monolithic structural members and to products prepared from such structural members. A suitable process of the present invention involves annealing in a linear furnace with a controlled temperature profile comprising at least two zones or groups of zones Z.sub.1, Z.sub.2. The length parallel to the axis of the linear furnace of each of the at least two zones or groups of zones Z.sub.1 and Z.sub.2 is generally at least about one meter.
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