Effect of Rapid Quenching on the Solidification Microstructure, Tensile Properties and Fracture of Secondary Hypereutectic Al-18%Si-2%Cu Alloy
Abstract
:1. Introduction
2. Materials and Methods
3. Results and Discussion
3.1. Microstructure Characterisation
3.2. Intermetallic Phases Characterisation
3.3. Tensile Properties and Fracture Characteristics
4. Conclusions
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Calculated Formula | Suggested Formula | Al | Si | Fe | Cu |
---|---|---|---|---|---|
Conventionally cast sample | |||||
Al8(Fe,Cu)Si1.6, Chinese script | Al8FeSiCu | 75.27 | 15.34 | 8.22 | 1.55 |
Al4Cu, Irregular plate-like | Al2Cu-based [30] | 78.93 | 1.44 | 0.71 | 18.93 |
Al9.8(Fe,Cu)Si1.2, Irregular plate-like | Al9Fe2Si2 [34] | 81.67 | 9.98 | 3.93 | 4.42 |
Rapid quenched sample | |||||
Al4.1Cu, Fine dispersed | Al2Cu-based [30] | 75.91 | 5.62 | 0.14 | 18.32 |
Al9.9(Fe,Cu)2.3Si, Fine dispersed | Al9Fe2Si2 [34] | 74.82 | 7.56 | 8.62 | 9.00 |
Sample | Ultimate Tensile Strength, MPa | Elongation, % |
---|---|---|
Conventionally cast | 110 ± 10 | 1.3 ± 0.26 |
Rapid quenched | 178 ± 12 | 1.9 ± 0.32 |
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Chaus, A.; Marukovich, E.; Sahul, M. Effect of Rapid Quenching on the Solidification Microstructure, Tensile Properties and Fracture of Secondary Hypereutectic Al-18%Si-2%Cu Alloy. Metals 2020, 10, 819. https://doi.org/10.3390/met10060819
Chaus A, Marukovich E, Sahul M. Effect of Rapid Quenching on the Solidification Microstructure, Tensile Properties and Fracture of Secondary Hypereutectic Al-18%Si-2%Cu Alloy. Metals. 2020; 10(6):819. https://doi.org/10.3390/met10060819
Chicago/Turabian StyleChaus, Alexander, Evgeny Marukovich, and Martin Sahul. 2020. "Effect of Rapid Quenching on the Solidification Microstructure, Tensile Properties and Fracture of Secondary Hypereutectic Al-18%Si-2%Cu Alloy" Metals 10, no. 6: 819. https://doi.org/10.3390/met10060819