Study of the Corrosion Process of AZ91D Magnesium Alloy during the First Hours of Immersion in 3.5 wt.% NaCl Solution

Figure 12

XPS maps for the atomic percentages of (a) Al2p; (b) O1s; and (c) Mg1s for the as-received AZ91D alloy.

(a)

(b)

(c)