Influence of Heat Treatment on the Corrosion of Microalloyed Steel in Sodium Chloride Solution

Table 4

Potentiodynamic polarization parameters of microalloy steel samples in 3.5% NaCl at room temperature.

	Tafel data				Linear polarization data
	𝑏𝑎/mV/decade	𝑏𝑐/mV/decade	𝐸corr mV	𝐼corr  µA	𝑅𝑝  Ω
As received	64.68	36.35	−539	2.3645	973.9
First quench	60.62	50.48	−629	4.8089	758.6
Second quench	85.43	54.87	−664	5.0893	689.4
Third quench	62.64	49.37	−692	11.086	594.6