The effect of artificial aging on the mechanical properties of Al6082 alloy and Al6082/(2 – 10%)Al2O3 composite produced by stir casting is studied. The structure is studied with the help of a field emission scanning electron microscope (FESEM). The stress-strain curves, the impact energy and the hardness are measured. It is shown that growth in the fraction of the hardening phase and artificial aging (180°C, 2 h) raise the tensile strength, the hardness and the fracture toughness and provide uniform distribution of Al2O3 particles in the matrix.
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We express our sincere gratitude to Dr. R. Karunanithi, Dept. of Aerospace Engineering, B. S. Abdur Rahman Crescent Institute of Science and Technology, Chennai, India, for the valuable guidance in the course of our work. We are also very grateful to the management and board of B. S. Abdur Rahman Crescent Institute of Science and Technology, Chennai, India, for the constant support and encouragement.
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Translated from Metallovedenie i Termicheskaya Obrabotka Metallov, No. 3, pp. 25 – 29, March, 2020.
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Sirajudeen, N., Rahman, M.A. Influence of Aging and Mass Fraction of Al2O3 on Mechanical Properties of Al6082/Al2O3 Composite Produced by Stir Casting. Met Sci Heat Treat 62, 205–209 (2020). https://doi.org/10.1007/s11041-020-00536-x
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DOI: https://doi.org/10.1007/s11041-020-00536-x