Pickling Behavior of Duplex Stainless Steel 2205 in Hydrochloric Acid Solution

Figure 5

Schematics of the pickling process for oxidized 2205: (a) annealing; (b) shot blasting; (c) incubation period; (d) pitting period; (e) accelerated period; (f) end of pickling.

(a)

(b)

(c)

(d)

(e)

(f)