| Test No. | Applied potential (mVSCE) | Time (ks) | Corrosion attacks |
| 1 | −200 | 259.2 | No |
| 2 | −50 | 259.2 | No |
| 3 | 0.0 | 259.2 | No |
| 4 | 50 | 30.24 | Yes* (33/40**) |
| 5 | 200 | 2.220 | Yes (33/40) |