Fabrication of a high strength ultra-fine grained Al-Mg ...
2.2. Friction-stir processing. FSP has been demonstrated as an effective method for incorporation of reinforcing nano-sized materials to make a metal-matrix nanocomposite,,, .As expressed before and explained with more details in the refs,,, to fabricate a nanocomposite by this route three steps are required and passed in this work, as well.At first, a small groove with the …