Influences of Pin Shape on a High Rotation Speed Friction Stir Welding Joint of a 6061-T6 Aluminum Alloy Sheet
Abstract
:1. Introduction
2. Experiment Materials and Methods
3. Experimental Results
3.1. The Visual Testing
3.2. Axial Force
3.3. Macro Morphology and Micro Hardness
3.4. Tensile Properties of the Joint
4. Discussion
4.1. Microstructure of the Fracture
4.2. Grain Characteristics of HSFSW
4.3. Grain Orientation Distribution Map
5. Conclusion
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
- Palanivel, R.; Mathews, P.K.; Murugan, N.; Dinaharan, I. Effect of tool rotational speed and pin profile on microstructure and tensile strength of dissimilar friction stir welded AA5083-H111 and AA6351-T6 aluminum alloys. Mater. Des. 2012, 40, 7–16. [Google Scholar] [CrossRef]
- Sasabe, S.; Eguchi, N.; Ema, M.; Matsumoto, T. Laser welding characteristics of aluminium alloys for automotive applications. Weld. Int. 2003, 17, 870–878. [Google Scholar] [CrossRef]
- Haraga, K.; Kanesaka, T.; Mabuchi, A. Strength properties of aluminum/aluminum and aluminum/steel joints for light weighting of automotive body. Weld. World 2000, 44, 23–27. [Google Scholar]
- Liang, H.M.; Yan, K.; Wang, Q.Z.; Zhao, Y.; Liu, C.; Zhang, H. Improvement in joint strength of spray-deposited Al-Zn-Mg-Cu alloy in underwater friction stir welding by altered temperature of cooling water. J. Mater. Eng. Perform. 2016, 25, 1–8. [Google Scholar] [CrossRef]
- Çam, G.; Mistikoglu, S. Recent developments in friction stir welding of Al-alloys. J. Mater. Eng. Perform. 2014, 23, 1936–1953. [Google Scholar] [CrossRef]
- Song, K.H.; Tsumura, T.; Nakata, K. Development of microstructure and mechanical properties in Laser-FSW hybrid welded Inconel 600. Mater. Trans. 2009, 50, 1832–1837. [Google Scholar] [CrossRef]
- Song, S.W.; Kim, B.C.; Yoon, T.J.; Kim, N.K.; Kim, I.B.; Kang, C.Y. Effect of welding parameters on weld formation and mechanical properties in dissimilar Al alloy joints by FSW. Mater. Trans. 2010, 51, 1319–1325. [Google Scholar] [CrossRef]
- Rhodes, C.G.; Mahoney, M.W.; Bingel, W.H.; Spurling, R.A.; Bampton, C.C. Effects of friction stir welding on microstructure of 7075 aluminum. Scr. Mater. 1997, 36, 69–75. [Google Scholar] [CrossRef]
- Sutton, M.A.; Yang, B.; Reynolds, A.P.; Taylor, R. Microstructural studies of friction stir welds in 2024-T3 aluminum. Mater. Sci. Eng. A 2002, 323, 160–166. [Google Scholar] [CrossRef]
- Lu, S.; Jia, X.D.; Zhang, C.Y.; Fu, L.; Dong, X.Y. Temperature field and microstructure of magnesium alloy fabricated by FSW. J. Mater. Eng. Perform. 2009, 1, 9–13. [Google Scholar]
- Scialpi, A.; Giorgi, M.D.; Filippis, L.A.C.D.; Nobile, R.; Panella, F.W. Mechanical analysis of ultra-thin friction stir welding joined sheets with dissimilar and similar materials. Mater. Des. 2008, 29, 928–936. [Google Scholar] [CrossRef]
- Tong, J.H.; Li, L.; Deng, D.; Wan, F.R. Friction stir welding of 6061-T6 aluminum alloy thin sheets. J. Univ. Sci. Technol. Beijing 2008, 30, 1011–1017. [Google Scholar]
- Serio, L.M.; Palumbo, D.; De Filippis, L.A.C.; Galietti, U.; Ludovico, A.D. Effect of Friction Stir Process Parameters on the Mechanical and Thermal Behavior of 5754-H111 Aluminum Plates. Materials 2016, 9, 122. [Google Scholar] [CrossRef] [PubMed]
- De Filippis, L.A.C.; Serio, L.M.; Palumbo, D.; De Finis, R.; Galietti, U. Optimization and characterization of the Friction Stir Welded Sheets of AA 5754-H111: Monitoring of the quality of joints with thermographic techniques. Materials 2017, 10, 1165. [Google Scholar] [CrossRef] [PubMed]
- Zhao, H.H.; Feng, X.S.; Xiong, Y.Y.; Li, H.J.; Dong, F.B.; Hu, L.; Guo, L.J. Study on the temperature distribution of 6061 aluminium alloy micro friction stir welding featured high speed without inclination. Electr. Weld. Mach. 2014, 44, 71–77. [Google Scholar]
- Qin, G.L.; Zhang, K.; Zhang, W.B.; Wu, C.S. Effect of friction stir welding heat input on weld appearance and mechanical properties of 6013-T4 Al alloy joint. Trans. China Weld. Inst. 2010, 31, 5–8. [Google Scholar]
- Tian, Z.J.; Su, Z.Q.; Gao, Y.J.; Xu, S.J.; S, S.X. Research on FSW and VPPA intercross welding of 2219 aluminum alloy. Weld. Technol. 2013, 42, 24–26. [Google Scholar]
- Chen, S.J.; Zhou, Y.; Xue, J.R.; Ni, R.Y.; Guo, Y.; Dong, J.H. High rotation speed friction stir welding for 2014 aluminum alloy thin sheets. J. Mater. Eng. Perform. 2017, 26, 1–9. [Google Scholar] [CrossRef]
- Chen, Y.C.; Liu, H.J.; Feng, J.C. Friction stir welding characteristics of different heat-treated-state 2219 aluminum alloy plates. Mater. Sci. Eng. A 2006, 420, 21–25. [Google Scholar] [CrossRef]
- Elangovan, K.; Balasubramanian, V. Influences of pin profile and rotational speed of the tool on the formation of friction stir processing zone in AA2219 aluminiumalloy. Mater. Sci. Eng. A 2007, 459, 7–18. [Google Scholar] [CrossRef]
- Liu, H.J.; Chen, Y.C.; Feng, J.C. Effect of zigzag line on the mechanical properties of friction stir welded joints of an Al–Cu alloy. Scr. Mater. 2006, 55, 231–234. [Google Scholar] [CrossRef]
- Zhang, Z.; Liu, H.J. Effect of pin shapes on material deformation and temperature field in friction stir welding. Trans. China Weld. Inst. 2011, 32, 5–8. [Google Scholar]
- Galvão, I.; Leal, R.M.; Rodrigues, D.M.; Loureiro, A. Influence of tool shoulder geometry on properties of friction stir welds in thin copper sheets. J. Mater. Process. Technol. 2013, 213, 129–135. [Google Scholar] [CrossRef] [Green Version]
- Faraji, G.; Asadi, P. Characterization of AZ91/alumina nanocomposite produced by FSP. Mater. Sci. Eng. A 2011, 528, 2431–2440. [Google Scholar] [CrossRef]
- Azizieh, M.; Kokabi, A.H.; Abachi, P. Effect of rotational speed and probe profile on microstructure and hardness of AZ31/Al2O3, nanocomposites fabricated by friction stir processing. Mater. Des. 2011, 32, 2034–2041. [Google Scholar] [CrossRef]
- Chen, Z.; Zhou, Y.L.; Tian, B.; Zhang, T.; Liu, Y.J. Research on FSW of 6061 aluminum alloy. Electr. Weld. Mach. 2011, 41, 95–98. [Google Scholar]
- Xie, T.F.; Xing, L.; Ke, L.M.; Luan, G.H.; Dong, C.L. Influence of Pin geometry on formation of lazy S in Friction Stir Welding. Hot Work. Technol. 2008, 37, 64–66. [Google Scholar]
- Jia, Y.; Wang, K.H.; Yang, L.; Wang, X.J. Analysis on Microstructure of 6061 Al Alloy with Friction Stir Welding. Hot Work. Technol. 2015, 44, 180–182. [Google Scholar]
- Wang, B.; Lei, B.B.; Zhu, J.X.; Feng, Q.; Wang, L.; Wu, D. EBSD study on microstructure and texture of friction stir welded AA5052-O and AA6061-T6 dissimilar joint. Mater. Des. 2015, 87, 593–599. [Google Scholar] [CrossRef]
Chemical Composition (mass%) | ||||||||
---|---|---|---|---|---|---|---|---|
Cu | Si | Fe | Mn | Mg | Zn | Cr | Ti | Al |
0.15–0.4 | 0.4–0.8 | 0.7 | 0.15 | 0.8–1.2 | 0.25 | 0.04–0.35 | 0.15 | margin |
V (mm/min) | 200 | 300 | 400 | 500 | |
---|---|---|---|---|---|
Pin | |||||
S1 | Flash, groove | smooth (W1) | groove | groove | |
S2 | rough | smooth (W2) | smooth | groove | |
S3 | flash | smooth (W3) | smooth | groove |
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Zhou, Y.; Chen, S.; Wang, J.; Wang, P.; Xia, J. Influences of Pin Shape on a High Rotation Speed Friction Stir Welding Joint of a 6061-T6 Aluminum Alloy Sheet. Metals 2018, 8, 987. https://doi.org/10.3390/met8120987
Zhou Y, Chen S, Wang J, Wang P, Xia J. Influences of Pin Shape on a High Rotation Speed Friction Stir Welding Joint of a 6061-T6 Aluminum Alloy Sheet. Metals. 2018; 8(12):987. https://doi.org/10.3390/met8120987
Chicago/Turabian StyleZhou, Yang, Shujin Chen, Jiayou Wang, Penghao Wang, and Jingyu Xia. 2018. "Influences of Pin Shape on a High Rotation Speed Friction Stir Welding Joint of a 6061-T6 Aluminum Alloy Sheet" Metals 8, no. 12: 987. https://doi.org/10.3390/met8120987