On the Grain Microstructure–Mechanical Properties Relationships in Aluminium Alloy Parts Fabricated by Laser Powder Bed Fusion
Abstract
:1. Introduction
2. Materials and Methods
2.1. Samples Preparation
2.2. Electron Back Scatter Diffraction (EBSD)
2.3. Nanoindentation
2.4. Tensile Test
3. Results and Discussion
3.1. Grain Pattern Appearance in 3D-Printed RS-333 Alloy
3.2. Nanoindentation of 3D-Printed RS-333 Alloy: Youngs’ Modulus and Hardness
3.3. Tensile Test of 3D-Printed RS-333 Alloy: The Influence of Surface Quality
4. Conclusions
Author Contributions
Funding
Data Availability Statement
Acknowledgments
Conflicts of Interest
Appendix A
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ZX | XZ | XY | |||||||
---|---|---|---|---|---|---|---|---|---|
Length, μm | Width, μm | Aspect Ratio | Length, μm | Width, μm | Aspect Ratio | Length, μm | Width, μm | Aspect Ratio | |
Surface | 19.7 ± 19.3 | 7.4 ± 5.5 | 2.5 ± 1.3 | 19.3 ± 18.5 | 7.5 ± 5.6 | 2.5 ± 1.2 | 22.3 ± 17.1 | 12.7 ± 9.1 | 1.8 ± 0.5 |
Side | 20.8 ± 17.9 | 7.6 ± 5.2 | 2.5 ± 1.2 | 11.5 ± 7.2 | 7.1 ± 4.1 | 1.6 ± 0.4 | 13.8 ± 11.8 | 6.4 ± 3.6 | 2.1 ± 0.9 |
Cross-section | 15.7 ± 9.1 | 9.4 ± 4.8 | 1.7 ± 0.5 | 22.0 ± 18.4 | 8.5 ± 4.4 | 2.5 ± 1.2 | 16.5 ± 16.0 | 6.3 ± 4.0 | 2.5 ± 1.3 |
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Somov, P.A.; Statnik, E.S.; Malakhova, Y.V.; Nyaza, K.V.; Salimon, A.I.; Ryabov, D.K.; Korsunsky, A.M. On the Grain Microstructure–Mechanical Properties Relationships in Aluminium Alloy Parts Fabricated by Laser Powder Bed Fusion. Metals 2021, 11, 1175. https://doi.org/10.3390/met11081175
Somov PA, Statnik ES, Malakhova YV, Nyaza KV, Salimon AI, Ryabov DK, Korsunsky AM. On the Grain Microstructure–Mechanical Properties Relationships in Aluminium Alloy Parts Fabricated by Laser Powder Bed Fusion. Metals. 2021; 11(8):1175. https://doi.org/10.3390/met11081175
Chicago/Turabian StyleSomov, Pavel A., Eugene S. Statnik, Yuliya V. Malakhova, Kirill V. Nyaza, Alexey I. Salimon, Dmitry K. Ryabov, and Alexander M. Korsunsky. 2021. "On the Grain Microstructure–Mechanical Properties Relationships in Aluminium Alloy Parts Fabricated by Laser Powder Bed Fusion" Metals 11, no. 8: 1175. https://doi.org/10.3390/met11081175