Research Article

Corrosion Behaviour of AZ and ZA Magnesium Alloys in Alkaline Chloride Media

Figure 5

3D AFM image of AZ91D showing (a) a corroded surface (Figure 4(a), insert A) and (b) an nonattacked zone (Figure 4(a), insert B) after 8 h of immersion in untreated 5% NaCl solution saturated with Mg(OH)2 at pH 9 and 25°C.
452631.fig.005a
(a)
452631.fig.005b
(b)