A Master of Science thesis in Mechanical Engineering by Abdulla Taoufik Alhourani entitled, “Mechanical Behavior of Friction Stir Extruded Tubes”, submitted in December 2020. Thesis advisor is Dr. Mohammad Ahmad Hasan Nazzal and thesis co-advisor is Dr. Basil Mohammad Darras. Soft copy is available (Thesis, Completion Certificate, Approval Signatures, and AUS Archives Consent Form).