Enhanced Mechanical Properties in 6082 Aluminum Alloy Processed by Cyclic Deformation
Abstract
:1. Introduction
2. Materials and Methods
2.1. Materials and Treatments
2.2. Tensile Tests
2.3. Transmission Electron Microscopy
3. Results and Discussion
3.1. Mechanical Properties of Heat-Treated Samples and Cyclically Strengthened Samples
3.1.1. Heat-Treated Samples
3.1.2. Cyclically Strengthened Samples
3.1.3. Comparison between Aging and Cyclic Strengthening Method
3.2. Transmission Electron Microscopy (TEM) Observation
3.3. Effect of Cyclic Deformation Parameters on the Mechanical Properties
3.3.1. Constant or Step Control
3.3.2. Tensile/Compression Ratio
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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AA6082 | Si | Mg | Fe | Cu | Cr | Mn | Al |
---|---|---|---|---|---|---|---|
at. % | 1.16 | 0.84 | 0.12 | 0.03 | 0.09 | 0.30 | Bal. |
wt. % | 1.20 | 0.75 | 0.24 | 0.08 | 0.18 | 0.60 | Bal. |
Samples | Treatment History |
---|---|
NA | Extruded + NA for 5 years |
WQ | Extruded + NA for 5 years + SHT |
NA + AA | Extruded + NA for 5 years + AA at 180 °C for 4 h |
WQ + AA | Extruded + NA for 5 years + SHT + AA at 180 °C for 4 h |
CS | Extruded + NA for 5 years + SHT + CS |
Conditions | Duration (ks) | Temperature (K) | Uniform Elongation (%) | YS (MPa) | UTS (MPa) |
---|---|---|---|---|---|
NA | 157680 | 298 | 13.4 ± 0.1 | 244 ± 2 | 358 ± 2 |
WQ + AA | 14.4 | 458 | 5.4 ± 0.4 | 405 ± 5 | 416 ± 3 |
CS | 2.0 | 298 | 11.4 ± 0.2 | 359 ± 15 | 406 ± 4 |
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Chen, X.; Mørtsell, E.A.; Sunde, J.K.; O, M.; Marioara, C.D.; Holmestad, R.; Kobayashi, E. Enhanced Mechanical Properties in 6082 Aluminum Alloy Processed by Cyclic Deformation. Metals 2021, 11, 1735. https://doi.org/10.3390/met11111735
Chen X, Mørtsell EA, Sunde JK, O M, Marioara CD, Holmestad R, Kobayashi E. Enhanced Mechanical Properties in 6082 Aluminum Alloy Processed by Cyclic Deformation. Metals. 2021; 11(11):1735. https://doi.org/10.3390/met11111735
Chicago/Turabian StyleChen, Xuanliang, Eva Anne Mørtsell, Jonas Kristoffer Sunde, Minho O, Calin Daniel Marioara, Randi Holmestad, and Equo Kobayashi. 2021. "Enhanced Mechanical Properties in 6082 Aluminum Alloy Processed by Cyclic Deformation" Metals 11, no. 11: 1735. https://doi.org/10.3390/met11111735