Research Article
[Retracted] Comparison of Microstructure and Mechanical Properties of A356/SiC Metal Matrix Composites Produced by Two Different Melting Routes
Table 13
Improved fatigue strength of A356/SiC MMC by electromagnetic stir casting process.
|
A356/SiC MMC |
Sample Number | Electromagnetic stir casting samples (ESCS) | Mechanical stir casting samples (MSCS) |
Improved fatigue strength at 1 × 107 (MPa) | Fatigue strength at 1 × 107 (MPa) | Variation at 1 × 107 (MPa) | Average fatigue strength at 1 × 107 (MPa) | Fatigue strength at 1 × 107 (MPa) | Variation at 1 × 107 (MPa) | Average fatigue strength at 1 × 107 (MPa) |
| 100% A356 + 0% SiC | 1 | 117 |
9 |
121.33 | 118 |
24 |
120.33 |
0.82% | 2 | 121 | 114 | 3 | 126 | 129 |
| 95% A356 + 5% SiC | 1 | 125 |
29 |
138 | 114 |
46 |
132 |
4.34% | 2 | 135 | 122 | 3 | 154 | 160 |
| 90% A356 + 10% SiC | 1 | 138 |
37 |
155.66 | 132 |
39 |
148 |
4.92% | 2 | 175 | 141 | 3 | 154 | 171 |
| 85% A356 + 15% SiC | 1 | 152 |
50 |
171.33 | 144 |
69 |
168.66 |
1.55% | 2 | 202 | 149 | 3 | 160 | 213 |
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