Microstructure–Property Relationships in Thermomechanically Processed Medium-Mn Steels with High Al Content
Abstract
:1. Introduction
2. Materials and Experimental Methods
2.1. Chemical Composition
2.2. Processing
2.3. Static Tensile Tests
2.4. Microstructure Examination
- at the initial state (thermomechanically rolled),
- deformed in the static tensile test.
3. Results
3.1. Initial Microstructures
3.2. XRD Analysis
3.3. Mechanical Properties and Stability of Retained Austenite
3.3.1. Mechanical Properties
3.3.2. Mechanical Stability of Retained Austenite
4. Discussion
4.1. Effect of Chemical Composition
4.2. Effect of Thermomechanical Processing
5. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Steel Type | C% | Mn% | Al% | Si% | Mo% | S% | P% | O% | N% |
---|---|---|---|---|---|---|---|---|---|
3Mn-1.5 Al | 0.17 | 3.3 | 1.7 | 0.22 | 0.23 | 0.014 | 0.010 | 0.0004 | 0.0043 |
5Mn-1.5Al | 0.16 | 4.7 | 1.6 | 0.22 | 0.20 | 0.004 | 0.008 | 0.0004 | 0.0039 |
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Grajcar, A.; Kilarski, A.; Kozlowska, A. Microstructure–Property Relationships in Thermomechanically Processed Medium-Mn Steels with High Al Content. Metals 2018, 8, 929. https://doi.org/10.3390/met8110929
Grajcar A, Kilarski A, Kozlowska A. Microstructure–Property Relationships in Thermomechanically Processed Medium-Mn Steels with High Al Content. Metals. 2018; 8(11):929. https://doi.org/10.3390/met8110929
Chicago/Turabian StyleGrajcar, Adam, Andrzej Kilarski, and Aleksandra Kozlowska. 2018. "Microstructure–Property Relationships in Thermomechanically Processed Medium-Mn Steels with High Al Content" Metals 8, no. 11: 929. https://doi.org/10.3390/met8110929