Maryati, M., Soegijono, B., Masduky, M.Y. and Tarmizi, T. 2016. Effect of Tool Rotation Speed on Mechanical Properties and Microstructure as the Results of Friction Stir Welding Method on Aluminium 5083-7075. Indonesian Journal of Physics. 27, 1 (Jul. 2016), 9 - 17. DOI:https://doi.org/10.5614/itb.ijp.2016.27.1.2.