Table 2.

Parameters of Tafel’s law calculated from polarization curves for various immersion times.

Time	Blasocut			E709
Day	icorr × 10−9 (A/cm2)	E (mV)	Corrosion Rate ×10−4 (mm/Year)	icorr × 10−9 (A/cm2)	E (mV)	Corrosion rate × 10−4 (mm/Year)
0	102.8 ± 15.4	−18.07 ± 1.6	12.02 ± 1.8	102.8 ± 15.4	−18.07 ± 1.6	12.02 ± 1.75
1	342.2 ± 26.0	−16.33 ± 1.8	40.03 ± 3.0	183.9 ± 20.0	−13.91 ± 1.4	21.51 ± 2.34
15	6.730 ± 0.64	−13.22 ± 1.2	0.79 ± 0.07	2.549 ± 0.34	−19.83 ± 1.8	0.30 ± 0.04
30	6.242 ± 0.58	−19.02 ± 1.3	0.73 ± 0.07	6.917 ± 0.65	−4.020 ± 1.4	0.81 ± 0.08
45	30.75 ± 3.2	−20.89 ± 1.5	3.60 ± 0.37	99.75 ± 6.6	−20.70 ± 2.3	11.67 ± 0.77