Ultrafine Grain Development AZ91 Magnesium Alloy Through Friction Stir Processing: Mechanical Properties and Corrosion Resistance. Noor J. Eng. Mang. Comp. Sc. [Internet]. 2026 Sep. 1 [cited 2026 Aug. 31];2(4):37-4. Available from: https://njemcs.edu.iq/index.php/njemcs/article/view/149