Chloride Ion Corrosion Pattern and Mathematical Model for C60 High-Strength Concrete after Freeze-Thawing Cycles

Figure 4

Variation pattern of concrete chloride ion concentration (c) with depth (l) after freeze-thawing. (a) t = 30 d. (b) t = 110 d. (c) t = 190 d. (d) t = 270 d.

(a)

(b)

(c)

(d)