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Electrochemical parameters calculated from Tafel polarization curves.
| Sample Code |
Ecorr (mV/SSCS) |
icorr (µA/cm2) |
Rp (kohm * cm2) | βa (mV) |
−βc (mV) |
Correlation Coefficient |
IE (%) |
|---|---|---|---|---|---|---|---|
| OL * | −646 | 1.5531 | 12.64 | 75.3 | 257.3 | 0.9999 | - |
| Sr | −584 | 0.5562 | 52.71 | 180.8 | 185.0 | 0.9977 | 64.19 |
| S1 | −581 | 0.0015 | 19,930.00 | 186.1 | 188.3 | 0.9974 | 99.90 |
| S2 | −558 | 0.1036 | 282.20 | 185.1 | 183.3 | 0.9977 | 93.33 |
| S3 | −523 | 0.0601 | 450.26 | 171.0 | 170.6 | 0.9977 | 96.13 |
* OL—the uncoated carbon steel sheets (blank).
