Fabrication, Characterization, and Impact of Heat Treatment on Sliding Wear Behaviour of Aluminium Metal Matrix Composites Reinforced with B₄C

Figure 4

Microstructure examinations of pure Al7075, as-cast, and age-hardened specimens. (a) Al7075 alloy. (b) Al7075/B₄C-6 wt.% as-cast. (c) Al7075/B₄C-8 wt.% as-cast. (d) Al7075/B₄C-10 wt.% as-cast. (e) Al7075/B₄C-12 wt.% as-cast. (f) Al7075/B₄C-6 wt.% age-hardened. (g) Al7075/B₄C-8 wt.% age-hardened. (h) Al7075/B₄C-10 wt.% age-hardened. (i) Al7075/B₄C-12 wt.% age-hardened.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)