Table 3 Compositional comparison between the optimized alloy and commercial alloys24 chemically similar to it.

From: Accelerated discovery of high-strength aluminum alloys by machine learning

Alloy designation

Chemical composition (wt.%)

 

Zn

Mg

Cu

Zr

Ti

Fe

Si

Y

7010

5.7–6.7

2.1–2.6

1.5–2.0

0.10–0.16

0.06

0.15

0.12

—

7050A

5.7–6.9

1.7–2.6

1.7–2.4

0.05–0.12

0.06

0.15

0.12

—

7150

5.9–6.9

2.0–2.7

1.9–2.5

0.08–0.15

0.06

0.15

0.12

—

7278A

6.4–7.4

2.3–3.2

1.3–2.1

0.05–0.25

0.05

0.15

0.12

—

The optimized alloy

6.49

2.52

1.92

0.25

0.07

0.10

0.03

0.29

  1. Notes: The contents of Ti, Fe, and Si in the commercial alloys correspond to the maximum acceptable values.
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