Region

Ecorr (V)

R_p (KΩ)

β_a (V/dec)

β_c (V/dec)

Icorr (A/cm²)

Corrosion rate (mm/year)

Treated

Surface

−0.577

22.1

0,.086

0.117

9.37e−7

0.07

Untreated

Substrate

−0.629

2.08

0.066

0.172

9.95e−6

0.78