Table 1. Composition of AZ31 extruded rod (wt%).

Specimens	Al	Zn	Mn	Si	Cu	Ni	Fe	Mg	Extrusion ratio (–)
AZ31 extruded (15 mmφ)	2.89	1.01	0.43	–	<0.005	<0.005	<0.005	Balance	38