Al-Mg-Si Alloy Exhibiting Superior Combination of Strength and Energy Absorption
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Jan 14, 2021
app pub date -
Apr 28, 2020
filing date -
Jul 10, 2019
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Abstract
The present invention relates to an aluminum 6XXX (Al—Mg—Si) alloy extrusion component exhibiting a superior combination of strength and energy absorption for crash management applications in automotive markets and for other applications where energy absorption is a critical property. These components provide yield strengths greater than 260 MPa, and preferably greater than 280 MPa, while simultaneously providing energy absorption per unit cross-sectional area of greater than 20 kJ/mm2 using the defined crush testing parameters in the present specification.
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