Process modelling of friction stir welding of AA1100 aluminum alloy using a hexagon-shaped tool to optimize the process parameters. Seminar Nasional Tahunan - Teknik Mesin [Internet]. 2026 Mar. 9 [cited 2026 Mar. 10];23(1):1-17. Available from: https://snttm.bkstm.org/index.php/SNTTM/article/view/111