Method for forming a metallic material
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United States of America Patent
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Jun 15, 1999
Grant Date -
N/A
app pub date -
Feb 21, 1997
filing date -
Feb 23, 1996
priority date (Note) -
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Abstract
A method for drawing a portion of metallic material having a known hardness. The method includes the step of applying a localized heat treatment to predetermined portions of the metallic material. Additionally, the method comprises forming the localized heat treated regions into a desired drawn or stamped configuration, wherein the configuration is substantially devoid of cracks.
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