The Influence of Warm Rolling Reduction on Microstructure Evolution, Tensile Deformation Mechanism and Mechanical Properties of an Fe-30Mn-4Si-2Al TRIP/TWIP Steel
Abstract
:1. Introduction
2. Experimental Procedures
2.1. Material and Processing
2.2. Microstructural Characterization
3. Results and Discussion
3.1. Microstructure Evolution
3.2. Mechanical Properties
3.3. Fractographic Features
3.4. The Effect of Warm Rolling Reduction on Tensile Deformation Behavior
4. Conclusions
Author Contributions
Acknowledgments
Conflicts of Interest
References
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Element | Mn | Si | Al | C | P | Fe |
---|---|---|---|---|---|---|
(wt. %) | 29.99 | 4.06 | 1.98 | 0.004 | 0.002 | Bal. |
Rolling Reduction (%) | Yield Strength (MPa) | Ultimate Strength (MPa) | Uniform Elongation (%) | Total Elongation (%) | Hardness (HV) |
As-annealed | 258 | 650 | 70 | 76 | 204 |
20 | 565 | 748 | 47 | 60 | 301 |
35 | 785 | 834 | 31 | 44 | 368 |
55 | 1036 | 1049 | 6 | 20 | 425 |
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Dong, Y.; Sun, Z.; Xia, H.; Feng, J.; Du, J.; Fang, W.; Liu, B.; Wang, G.; Li, L.; Zhang, X.; et al. The Influence of Warm Rolling Reduction on Microstructure Evolution, Tensile Deformation Mechanism and Mechanical Properties of an Fe-30Mn-4Si-2Al TRIP/TWIP Steel. Metals 2018, 8, 742. https://doi.org/10.3390/met8100742
Dong Y, Sun Z, Xia H, Feng J, Du J, Fang W, Liu B, Wang G, Li L, Zhang X, et al. The Influence of Warm Rolling Reduction on Microstructure Evolution, Tensile Deformation Mechanism and Mechanical Properties of an Fe-30Mn-4Si-2Al TRIP/TWIP Steel. Metals. 2018; 8(10):742. https://doi.org/10.3390/met8100742
Chicago/Turabian StyleDong, Yanchun, Zhilin Sun, Hao Xia, Jianhang Feng, Jiejie Du, Wei Fang, Baoxi Liu, Gongkai Wang, Long Li, Xin Zhang, and et al. 2018. "The Influence of Warm Rolling Reduction on Microstructure Evolution, Tensile Deformation Mechanism and Mechanical Properties of an Fe-30Mn-4Si-2Al TRIP/TWIP Steel" Metals 8, no. 10: 742. https://doi.org/10.3390/met8100742