Electrolyte Composition for Distinguishing Corrosion Mechanisms in Steel Alloy Screening

Table 3

Characteristic values for potentiodynamic polarization scans in phosphate buffer with 3.5 wt.% NaCl.

Alloy			Metastable pit growth
AISI 304	−336.3 mV	78.4 mV	−12.7 mV–78.4 mV
AISI 420	−617.2 mV	−85.3 mV	−172.7 mV–−85.3 mV
AISI 5210	−663.7 mV