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US 2019/0376166 A1Published application
Aluminium alloys for structural and non-structural near net casting, and methods for producing same
AssigneeMcMaster University
InventorsSumanth SHANKAR, Xiaochun ZENG
Life of this patent
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Abstract
An aluminum alloy for near net shaped casting of structural components is disclosed. The alloy contains 2 to 10 wt. % Zn, 0.5 to 5 wt. % Mg, 0.5 to 5 wt. %) Fe, optionally Cu, Ti, Sr, Be, Zr, V, Cr, Sc, Na, Si, Mn, Mo, B, and Ni, with balance aluminum. The alloy may be subjected to heat treatment selected from the group consisting of solutionizing, incubation, aging, and two or more heat treatment steps.
Claims8
(canceled)
An aluminum alloy consisting of:
- from 2 to 10 wt. % zinc (Zn);
- from 0.5 to 5 wt. % magnesium (Mg);
- from 0.5 to 5 wt. % iron (Fe), wherein aluminum (Al), as well as, other elements and impurities make up the balance wt. %.
An aluminum alloy comprising:
- from 4 to 10 wt. % zinc (Zn);
- from 1.5 to 3 wt. % magnesium (Mg);
- from 1.5 to 3 wt. % iron (Fe);
- and,
- inevitable impurities.
2 more elements
An aluminum alloy comprising:
- from 4.5 to 7 wt. % zinc (Zn);
- from 2 to 2.5 wt. % magnesium (Mg);
- from 1.5 to 4 wt. % iron (Fe);
- and,
- inevitable impurities.
2 more elements
An aluminum alloy comprising:
- from 4.7 to 6.9 wt. % zinc (Zn);
- from 2.1 to 2.24 wt. % magnesium (Mg);
- from 1.56 to 3.78 wt. % iron (Fe);
- from 0.05 to 0.38 wt. % copper (Cu);
- from 0.02 to 0.24 wt. % manganese (Mn);
- and,
- inevitable impurities.
4 more elements
An aluminum alloy consisting of:
- zinc at 2 to 10 percentage by weight;
- magnesium at 0.5 to 5 percentage by weight;
- iron at 0.5 to 5 percentage by weight;
- copper at 0 to 4 percentage by weight;
- manganese at 0 to 1 percentage by weight;
- titanium at 0 to 0.5 percentage by weight;
- boron at 0 to 0.15 percentage by weight;
- zirconium at 0 to 0.5 percentage by weight;
- vanadium at 0 to 0.5 percentage by weight;
- scandium at 0 to 0.5 percentage by weight;
- chromium at 0 to 0.5 percentage by weight;
- strontium at 0 to 0.1 percentage by weight;
- sodium at 0 to 0.1 percentage by weight;
- boron at 0 to 0.5 percentage by weight;
- and,
- beryllium at 0 to 0.2 percentage by weight.
13 more elements
Dependencies are inferred from the claim text.