On the role of pin geometry in microstructure and mechanical properties of AA7075/SiC nano-composite fabricated by friction stir welding technique

• Published in: Materials in engineering Vol. 53; pp. 519 - 527
• Main Authors: Bahrami, Mohsen, Besharati Givi, Mohammad Kazem, Dehghani, Kamran, Parvin, Nader
• Format: Journal Article
• Language: English
• Published: Elsevier Ltd 01.01.2014
• Subjects: Friction stir welding; Mechanical properties; Metal–matrix composites; Microstructures; Pin geometry; Metal–matrix composites; Mechanical properties; Pin geometry; Microstructures; Friction stir welding

•AA7075/SiC nano-composite was fabricated in stir zone via FSW.•Using triangular pin tool resulted in the highest tensile strength.•In exception of four-flute cylindrical specimens, all specimens fractured from base metal.•Threaded tapered specimen showed the most uniform distribution of SiC particl...