Effect of Induced Charge on the Passivity and Passivity Breakdown of 304LN Stainless Steels

Table 7

EIS data in 0.25N KCl solution.

Samples	𝑅𝑃 values	𝑅𝑢 values	𝑌𝑜	Alpha	Model type
Below pitting potential without charge	764.9	839.2e−3	356.2e−6	646.9e−3	CPE
Below pitting potential with positive charge	840.9	471.6e−3	310.3e−6	633.0e−3	CPE
Below pitting potential with negative charge	1.260e−3	32.50e−6	302.0e−6	614.2e−3	CPE
Above pitting potential without charge	555.2	2.371	164.2e−6	748.7e−3	CPE
Above pitting potential with positive charge	849.2	4.101	244.5e−6	644.9e−3	CPE
Below pitting potential with negative charge	2.540e−3	2.735	271.9e−6	681.3e−3	CPE