Acta Metallurgica Sinica (English Letters) ›› 2016, Vol. 29 ›› Issue (12): 1127-1135.DOI: 10.1007/s40195-016-0502-2
Special Issue: 2016年钢铁材料专辑
• Orginal Article • Previous Articles Next Articles
Xuan Ma123,Cheng-Wu Zheng2(),Xing-Guo Zhang1,Dian-Zhong Li2
Received:
2016-08-18
Online:
2016-11-22
Published:
2016-11-22
Xuan Ma,Cheng-Wu Zheng,Xing-Guo Zhang,Dian-Zhong Li. Microstructural Depictions of Austenite Dynamic Recrystallization in a Low-Carbon Steel: A Cellular Automaton Model[J]. Acta Metallurgica Sinica (English Letters), 2016, 29(12): 1127-1135.
Add to citation manager EndNote|Ris|BibTeX
A0 (s-1) | n′ | α′ (MPa-1) | QA (kJ mol-1) |
---|---|---|---|
6.5 × 1012 | 5.43 | 7.3 × 10-3 | 284 |
Table 1 Values of the fitting parameters for σsσs prediction
A0 (s-1) | n′ | α′ (MPa-1) | QA (kJ mol-1) |
---|---|---|---|
6.5 × 1012 | 5.43 | 7.3 × 10-3 | 284 |
μ (GPa) | b (m) | QN (kJ mol-1) | D0b (m2 s-1) | Qb (kJ mol-1) | γm (J m-2) |
---|---|---|---|---|---|
80 | 2.48 × 10-10 | 170 | 8.9 × 10-5 | 140 | 0.56 |
Table 2 Key parameters used in simulations [29]
μ (GPa) | b (m) | QN (kJ mol-1) | D0b (m2 s-1) | Qb (kJ mol-1) | γm (J m-2) |
---|---|---|---|---|---|
80 | 2.48 × 10-10 | 170 | 8.9 × 10-5 | 140 | 0.56 |
Fig. 3 Simulated microstructural evolution at different strains of aε = 0.1, bε = 0.2, cε = 0.3, dε = 0.4, eε = 0.5, fε = 0.6 during the dynamic recrystallization of austenite under a strain rate of 0.1 s-1 at the temperature of 900 °C
Fig. 5 Comparison of the initial a, b and resultant c, d microstructures between the micrographs (left) and the CA simulations (right) as a result of the dynamic recrystallization of austenite in the given low-carbon steel
Fig. 8 Evolutions of the mean grain size and the recrystallized grain size of austenite during the dynamic recrystallization under a strain rate of 0.1 s-1 at 900 °C
|
[1] | Ce Zheng, Shuai-Feng Chen, Rui-Xue Wang, Shi-Hong Zhang, Ming Cheng. Effect of Hydrostatic Pressure on LPSO Kinking and Microstructure Evolution of Mg-11Gd-4Y-2Zn-0.5Zr Alloy [J]. Acta Metallurgica Sinica (English Letters), 2021, 34(2): 248-264. |
[2] | Kwang-Su Kim, Lin-Xiu Du, Hyo-sung Choe, Tae-Hyong Lee, Gyong-Chol Lee. Influence of Vanadium Content on Hot Deformation Behavior of Low-Carbon Boron Microalloyed Steel [J]. Acta Metallurgica Sinica (English Letters), 2020, 33(5): 705-715. |
[3] | A. Shah S., D. Wu, Chen R. S., Song G. S.. Temperature Effects on the Microstructures of Mg-Gd-Y Alloy Processed by Multi-direction Impact Forging [J]. Acta Metallurgica Sinica (English Letters), 2020, 33(2): 243-251. |
[4] | Hong-Xuan Zhang, Shuai-Feng Chen, Ming Cheng, Ce Zheng, Shi-Hong Zhang. Modeling the Dynamic Recrystallization of Mg-11Gd-4Y-2Zn-0.4Zr Alloy Considering Non-uniform Deformation and LPSO Kinking During Hot Compression [J]. Acta Metallurgica Sinica (English Letters), 2019, 32(9): 1122-1134. |
[5] | Le Zhang, Wei Wang, M. Babar Shahzad, Yi-Yin Shan, Ke Yang. Hot Deformation Behavior of an Ultra-High-Strength Fe-Ni-Co-Based Maraging Steel [J]. Acta Metallurgica Sinica (English Letters), 2019, 32(9): 1161-1172. |
[6] | Yi-Tao Wang, Jian-Bo Li, Yun-Chang Xin, Xian-Hua Chen, Muhammad Rashad, Bin Liu, Yong Liu. Hot Deformation Behavior and Hardness of a CoCrFeMnNi High-Entropy Alloy with High Content of Carbon [J]. Acta Metallurgica Sinica (English Letters), 2019, 32(8): 932-943. |
[7] | Wilasinee Kingkam, Cheng-Zhi Zhao, Hong Li, He-Xin Zhang, Zhi-Ming Li. Hot Deformation and Corrosion Resistance of High-Strength Low-Alloy Steel [J]. Acta Metallurgica Sinica (English Letters), 2019, 32(4): 495-505. |
[8] | Yu-Cheng Zhang, Zhen-Sheng Meng, Yang Meng, Xin-Hua Ju, Zhong-Hang Jiang, Ze-Jun Ma. Effect of Nb Content on the Hot Deformation Behavior of S460ML Steel [J]. Acta Metallurgica Sinica (English Letters), 2019, 32(4): 526-534. |
[9] | Kun Sheng, Li-Wei Lu, Yao Xiang, Min Ma, Zhong-Chang Wang. Microstructure and Mechanical Properties of AZ31 Mg Alloy Fabricated by Pre-compression and Frustum Shearing Extrusion [J]. Acta Metallurgica Sinica (English Letters), 2019, 32(2): 235-244. |
[10] | Tong Xi, Lu Yin, Chun-Guang Yang, Ke Yang. Hot Deformation Behavior and Processing Map of a Cu-Bearing 2205 Duplex Stainless Steel [J]. Acta Metallurgica Sinica (English Letters), 2019, 32(12): 1537-1548. |
[11] | Tian-Rui Li, Guo-Huai Liu, Mang Xu, Tian-Liang Fu, Yong Tian, Ra-Ja Devesh Kumar Misra, Zhao-Dong Wang. Hot Deformation Behavior and Microstructural Characteristics of Ti-46Al-8Nb Alloy [J]. Acta Metallurgica Sinica (English Letters), 2018, 31(9): 933-944. |
[12] | Chuan Wu, Shuang Han. Hot Deformation Behavior and Dynamic Recrystallization Characteristics in a Low-Alloy High-Strength Ni-Cr-Mo-V Steel [J]. Acta Metallurgica Sinica (English Letters), 2018, 31(9): 963-974. |
[13] | Gang Shen, Cheng-Wu Zheng, Jian-Feng Gu, Dian-Zhong Li. Micro-scale Cellular Automaton Modeling of Interface Evolution During Reaustenitization from Pearlite Structure in Steels [J]. Acta Metallurgica Sinica (English Letters), 2018, 31(7): 713-722. |
[14] | Li-Xiong Xu, Hui-Bin Wu, Xin-Tian Wang. Influence of Microstructural Evolution on the Hot Deformation Behavior of an Fe-Mn-Al Duplex Lightweight Steel [J]. Acta Metallurgica Sinica (English Letters), 2018, 31(4): 389-400. |
[15] | Jun Zhang, Cheng-Wu Zheng, Dian-Zhong Li. A Multi-phase Field Model for Static Recrystallization of Hot Deformed Austenite in a C-Mn Steel [J]. Acta Metallurgica Sinica (English Letters), 2018, 31(2): 208-215. |
Viewed | ||||||
Full text |
|
|||||
Abstract |
|
|||||