Assessment of the Contour Method for 2-D Cross Sectional Residual Stress Measurements of Friction Stir Welded Parts of AA2024-T3—Numerical and Experimental Comparison
Abstract
:1. Introduction
2. Materials and Methods
2.1. Aluminum Alloy 2024-T3
2.2. The FSW Experiment
2.3. The Contour Method
2.4. The Thermomechanical Model
3. Results
4. Discussion
5. Conclusions
Author Contributions
Conflicts of Interest
References
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Authors | Measuring Technique | Average Weld Nugget Residual Stress [MPa] | Maximum Residual Stress [MPa] |
---|---|---|---|
Price et al. [3] | X-ray diffraction | 100 | 120 |
Altenkirch et al. [4] | Neutron and synchroton X-ray diffraction | 125 | 190 |
Reynolds et al. [5] | Neutron diffraction | 80 | 90 |
Steuwer et al [6] | synchroton X-ray diffraction | 100 | 175 |
Dubourg et al. [7] | Neutron diffraction | 150 | 175 |
Deplus et al. [8] | Cut-compliance | 50 | 110 |
Carlone et al. [1] | Contour method | 50 | 100 |
Cu | Mn | Mg |
---|---|---|
4.4 | 0.6 | 1.5 |
Definition | Symbol | Value | Unit |
---|---|---|---|
Conductivity | k | 126 | W/mK |
Specific heat capacity | cp | 900 | J/kgK |
Density | ρ | 2770 | kg/m3 |
Young’s modulus | E | 72 | GPa |
Poisson‘s ratio | ν | 0.3 | - |
Yield stress | σ(T,εeqpl,Xd) | 10–345, see Figure 1 | MPa |
Microstructural model parameters | Tref | 623 | K |
- | tref | 16 | s |
- | Qeff | 70.52 | kJ/mol |
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Sonne, M.R.; Carlone, P.; Hattel, J.H. Assessment of the Contour Method for 2-D Cross Sectional Residual Stress Measurements of Friction Stir Welded Parts of AA2024-T3—Numerical and Experimental Comparison. Metals 2017, 7, 508. https://doi.org/10.3390/met7110508
Sonne MR, Carlone P, Hattel JH. Assessment of the Contour Method for 2-D Cross Sectional Residual Stress Measurements of Friction Stir Welded Parts of AA2024-T3—Numerical and Experimental Comparison. Metals. 2017; 7(11):508. https://doi.org/10.3390/met7110508
Chicago/Turabian StyleSonne, Mads R., Pierpaolo Carlone, and Jesper H. Hattel. 2017. "Assessment of the Contour Method for 2-D Cross Sectional Residual Stress Measurements of Friction Stir Welded Parts of AA2024-T3—Numerical and Experimental Comparison" Metals 7, no. 11: 508. https://doi.org/10.3390/met7110508