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

Figure 6

Cross-sectional TEM image (a), EDS line profile (b), and SAEDs (c-d) of regions and in rust formed during 56-day immersion of REF in 3.5% NaCl solution at 60^oC, where the subscripts δ and M indicate feroxyhyte and magnetite, respectively.

(a)

(b)

(c)

(d)