The Effect of Rotation and Welding Speeds on Toughness and Microstructure of FSW Al Plates | ||||
Engineering Research Journal (Shoubra) | ||||
Volume 41, Issue 1, July 2019, Page 16-20 PDF (382.38 K) | ||||
Document Type: Research articles | ||||
DOI: 10.21608/erjsh.2019.243163 | ||||
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Authors | ||||
BADER A. AL-ABLANI1; S. . S. MOHAMMED11; NOURA A. . AL-GHIMLAS22; S. . A. ABDALLAH1; A. M. GAAFER11 | ||||
1Mechanical Engineering Department, Faculty of Engineering at Shoubra, Benha University, Cairo, Egypt | ||||
2Department of Quantitative Methods and Information Systems, College of Business Administration, Kuwait University | ||||
Abstract | ||||
Friction stir welding (FSW) is a solid-state welding process that is used for fabricating high-quality aluminum weldments. In this study, FSW is used to weld aluminum alloy AA6063 plates. Different combinations of FSW conditions were used, and the generated welds were tested for toughness and microstructural grain size, in addition to macrostructure evaluation. Factorial design of experiment approach was used to investigate the significance of the FSW factors on the material properties of the joints. Moreover, response surface methodology (RSM) was used to optimize the toughness and grain size response and the optimal FSW conditions were determined. The results revealed that both tool rotational and traverse speeds as well as experiment factors have a great influence on the material properties. All interactions between experiments factors are significant except for the welding speed and temperature interaction in impact test. | ||||
Keywords | ||||
Friction Stir Spot Welding; Aluminum Alloys; Impact test; Microstructural and Macrostructural analysis; Response Surface Methodology | ||||
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