MUTHANNA JOURNAL OF ENGINEERING AND TECHNOLOGY (MJET) Investigation the Microstractural and Mechanism for the Friction Stir Welding of 7075 Aluminum Zinc Alloy   Volume 4, Issue 2, Dec 2016, Pages 104-114  DOI: 10.52113/3/mjet/2016-4-2/104-114 Research Article: عبدالله عذيب مشاري المعهد التقني , السماوة   Email address:  Abdmshari_1957@yahoo.com   ABSTRACT The work aims to study the joining … Continue reading Investigation the Microstractural and Mechanism for the Friction Stir Welding of 7075 Aluminum Zinc Alloy