Aluminum sheet with enhanced formability and an aluminum container made from aluminum sheet
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United States of America Patent
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Jul 17, 2018
Grant Date -
Jan 11, 2018
app pub date -
Sep 22, 2017
filing date -
Apr 30, 2014
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Abstract
In some embodiments of present disclosure, a method includes: obtaining an aluminum sheet comprising a 3xxx or a 5xxx alloy having a tensile yield strength as measured in the longitudinal direction of 27-33 ksi and an ultimate tensile strength; wherein the ultimate tensile strength minus the tensile yield strength is less than 3.30 ksi (UTS-TYS<3.30 ksi); and forming a container having a dome from the aluminum sheet.
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