THE INFLUENCE OF TOOL GEOMETRY OF FRICTION STIR WELDS ON MECHANICAL PROPERTIES AND MICROSTRUCTURE OF 2218-T72 ALUMINUM ALLOY. jcoeng [Internet]. 2011 Oct. 1 [cited 2024 Nov. 21];17(05):1242-59. Available from: https://joe.uobaghdad.edu.iq/index.php/main/article/view/2991