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. 2023 Mar 28;16(7):2694. doi: 10.3390/ma16072694

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© 2023 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Mechanical properties of WAAM Al-Cu alloys with different Cu contents after T6 heat treatment. 5.0-H and 5.0-V are the horizontal and vertical mechanical properties of the deposit with 5.0% Cu content after T6 heat treatment, respectively; 5.65-H and 5.65-V are the horizontal and vertical mechanical properties of the deposit with 5.65% Cu content after T6 heat treatment, respectively; 6.3-H and 6.3-V are the horizontal and vertical mechanical properties of the deposit with 6.3% Cu content after T6 heat treatment, respectively.