Effects of Heat Treatment on the Tribological Properties of Sicp/Al-5Si-1Cu-0.5Mg Composite Processed by Electromagnetic Stirring Method
Abstract
:1. Introduction
2. Experimental
2.1. Materials Preparation
2.2. Wear Testing
2.3. Characterization
3. Results and Discussion
3.1. Microstructure Evolution
3.2. Wear Rates
3.3. Friction Coefficient
3.4. Wear Mechanisms
4. Conclusions
Acknowledgments
Author Contributions
Conflicts of Interest
References
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Si | Cu | Mg | Ti | Fe | Al |
---|---|---|---|---|---|
5.13 | 1.27 | 0.55 | 0.16 | 0.13 | Bal. |
Samples | ρ/(g·cm−3) | Porosity/% | Microhardness/HV | UTS/MPa |
---|---|---|---|---|
Al-5Si-1Cu-0.5Mg | 2. 695 | 0.55 | 80.17 ± 3.50 | 191.56 ± 4.77 |
Al-5Si-1Cu-0.5Mg + SiCp | 2. 699 | 0.61 | 87.06 ± 4.39 | 238.62 ± 5.19 |
Al-5Si-1Cu-0.5Mg + SiCp + T6 | 2. 698 | 0.65 | 101.86 ± 1.59 | 273.64 ± 6.47 |
Samples | 15 N | 30 N | 60 N | 90 N |
---|---|---|---|---|
Al-5Si-1Cu-0.5Mg | 0.343 ± 0.003 | 0.364 ± 0.0025 | 0.390 ± 0.0025 | 0.401 ± 0.0025 |
Al-5Si-1Cu-0.5Mg + SiCp | 0.335 ± 0.0025 | 0.358 ± 0.0025 | 0.375 ± 0.0025 | 0.388 ± 0.0025 |
Al-5Si-1Cu-0.5Mg + SiCp + T6 | 0.326 ± 0.0025 | 0.350 ± 0.0025 | 0.368 ± 0.0025 | 0. 373 ± 0.003 |
Position | C-K | O-K | Al-K | Si-K | Mn-K | Fe-K | Cu-K |
---|---|---|---|---|---|---|---|
Area A | - | 18.77 | 25.50 | 3.19 | - | 51.84 | 0.70 |
Area B | 0.85 | 17.15 | 51.14 | 8.50 | 0.77 | 19.78 | 1.82 |
Point C | - | 10.48 | 46.57 | 7.37 | - | 33.88 | 1.69 |
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Li, N.; Yan, H.; Wang, Z.-W. Effects of Heat Treatment on the Tribological Properties of Sicp/Al-5Si-1Cu-0.5Mg Composite Processed by Electromagnetic Stirring Method. Appl. Sci. 2018, 8, 372. https://doi.org/10.3390/app8030372
Li N, Yan H, Wang Z-W. Effects of Heat Treatment on the Tribological Properties of Sicp/Al-5Si-1Cu-0.5Mg Composite Processed by Electromagnetic Stirring Method. Applied Sciences. 2018; 8(3):372. https://doi.org/10.3390/app8030372
Chicago/Turabian StyleLi, Ning, Hong Yan, and Zhi-Wei Wang. 2018. "Effects of Heat Treatment on the Tribological Properties of Sicp/Al-5Si-1Cu-0.5Mg Composite Processed by Electromagnetic Stirring Method" Applied Sciences 8, no. 3: 372. https://doi.org/10.3390/app8030372