Solidification Behavior and Microstructure of Al-7Si Alloys with Individual and Combined Additions of Sr and Yb

Figure 8

SEM‐EDS image of Yb-rich intermetallic compounds in Al-7 wt.% Si alloy with 0.05 wt.% Sr and 0.7 wt.% Yb. (a) SEM image of Yb-rich intermetallic compound; (b) Al, (c) Si, (d) Fe, (e) Yb, (f) Sr, and (g) EDS spectrum obtained from the Al-Si-Yb intermetallic compounds in Al-7 wt.% Si alloy with 0.05 wt.% Sr and 0.7 wt.% Yb.

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