Effect of Dispersoids and Intermetallics on Hardening the Al-Si-Cu-Mg Cast Alloys

Figure 5

(a) Al-rich corner of Al-Zr binary phase diagram [33] showing the percentages of Zr used in the present study and (b) backscattered electron micrograph of alloy D solidified at the rate of ∼0.35°C/s.

(a)

(b)