al 5083

The fine scale microstructure of Al-5083 (H-131) sensitized at 448 K (175 °C) for 1, 10, 25, 50, 100, 240, 500, and 1000 hours has been investigated using transmission electron microscopy (TEM) to study the evolution of the β phase (Al3Mg2) at grain boundaries and on pre-existing intragranular particles. al insyirah ayat 8 arab In fully sensitized Al-5083, the β phase (Al3Mg2) forms heterogeneously both at grain