Intergranular Corrosion of Low Cr Ferritic Stainless Steel 429 Evaluated by the Optimized Double Loop Electrochemical Potentiokinetic Reactivation Test

Figure 2

Effect of KSCN concentration in the DL-EPR test. (a) Influence on values  mV/min and °C); (b)–(d) micrographs of FSS 429 aging at 550°C for 15 min after test, (b) 0.0001 M KSCN, (c) 0.001 M KSCN, and (d) 0.01 M KSCN.

(a)

(b)

(c)

(d)