Continuous Cooling Transformation Diagram, Microstructures, and Properties of the Simulated Coarse-Grain Heat-Affected Zone in a Low-Carbon Bainite E550 Steel
Abstract
:1. Introduction
2. Materials and Methods
2.1. Experimental Material
2.2. Experimental Method
3. Results
3.1. Comparison of Austenitic Transformation Temperature of Test Steel under Different Heating Rate
3.2. SH-CCT Diagram
3.3. Microstructure in CGHAZ
3.4. Hardness and −40 °C Impact Toughness of CGHAZ
4. Discussion
5. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Steel | C | Si | Mn | P | S | Nb | Ni | Cr | Mo | Ti | Cu |
---|---|---|---|---|---|---|---|---|---|---|---|
E550 | 0.063 | 0.26 | 1.38 | 0.0081 | 0.0016 | 0.044 | 0.65 | 0.40 | 0.22 | 0.017 | 0.35 |
Heating Rate (°C/S) | Tp1 (°C) | Holding Time (s) | T8/5 (s) |
---|---|---|---|
100 | 1320 | 1 | 5, 10, 15, 30, 60, 100, 150 |
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Zong, Y.; Liu, C.-M. Continuous Cooling Transformation Diagram, Microstructures, and Properties of the Simulated Coarse-Grain Heat-Affected Zone in a Low-Carbon Bainite E550 Steel. Metals 2019, 9, 939. https://doi.org/10.3390/met9090939
Zong Y, Liu C-M. Continuous Cooling Transformation Diagram, Microstructures, and Properties of the Simulated Coarse-Grain Heat-Affected Zone in a Low-Carbon Bainite E550 Steel. Metals. 2019; 9(9):939. https://doi.org/10.3390/met9090939
Chicago/Turabian StyleZong, Yun, and Chun-Ming Liu. 2019. "Continuous Cooling Transformation Diagram, Microstructures, and Properties of the Simulated Coarse-Grain Heat-Affected Zone in a Low-Carbon Bainite E550 Steel" Metals 9, no. 9: 939. https://doi.org/10.3390/met9090939