Effects of Alloying Elements (Cr, Mn) on Corrosion Properties of the High-Strength Steel in 3.5% NaCl Solution

Figure 7

Cross-sectional TEM image (a), EDS line profile (b), EDS quantitative analysis of selected points , , , and (c), and SAED (d) of region in rust formed during 56-day immersion of 18Mn in 3.5% NaCl solution at 60°C, where subscript M indicates magnetite.

(a)

(b)

(c)

(d)