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US 11,885,002 B2Granted
High-performance 6000-series aluminum alloy structures
AssigneeNanoAL LLC
InventorsNhon Q. Vo, Francisco U. Flores, Vincent R. Jansen, Joseph R. Croteau
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Abstract
Aluminum-magnesium-silicon alloys, fabricated by inventive processes, that exhibit high strength, high conductivity, and high thermal stability.
Claims11
An aluminum alloy structure, comprising:
- 0.6% to 0.9% by weight magnesium, 0.35% to 0.7% by weight silicon, 0.2% to 0.5% by weight zirconium, and 0.005% to 0.2% by weight tin, with aluminum as the remainder;
- and
- Al3Zr nanoscale precipitates having an average diameter of no more than 20 nm, having an L12 structure in an α-Al face centered cubic matrix, and having an average number density of at least 1021 m−3;
- wherein the aluminum alloy structure has a thermal conductivity of at least 185 W/mK, a yield strength of at least 270 MPa, and a tensile strength of at least 290 MPa.
1 more element
An aluminum alloy structure, comprising:
- 0.6% to 0.9% by weight magnesium, 0.35% to 0.7% by weight silicon, 0.2% to 0.5% by weight zirconium, and 0.005% to 0.2% by weight tin, with aluminum as the remainder;
- and
- Al3Zr nanoscale precipitates having an average diameter of no more than 20 nm, having an L12 structure in an α-Al face centered cubic matrix, and having an average number density of at least 1021 m−3;
- wherein the aluminum alloy structure has a yield strength of at least 400 MPa, a tensile strength of at least 420 MPa, and an elongation at break of at least 3%.
1 more element
An aluminum alloy structure, comprising:
- 0.6% to 0.9% by weight magnesium, 0.35% to 0.7% by weight silicon, 0.2% to 0.5% by weight zirconium, and 0.005% to 0.2% by weight tin, with aluminum as the remainder;
- and
- Al3Zr nanoscale precipitates having an average diameter of no more than 20 nm, having an L12 structure in an α-Al face centered cubic matrix, and having an average number density of at least 1021 m−3;
- wherein the aluminum alloy structure has a yield strength of at least 270 MPa, a tensile strength of at least 290 MPa, and an elongation at break of at least 8%.
1 more element
Dependencies are inferred from the claim text.