Corrosion rates in different conditions.
| Group | Corrosion rate (g mm−2 d−1) | Standard deviation |
|---|---|---|
| T (blank) | 1.000 | 0.33 |
| T (20Zn) | 0.5714 | 0.25 |
| T (40Zn) | 0.8333 | 0.49 |
| T (30Al) | 0.8571 | 0.21 |
| T (20Zn + 20Al) | 0.5238 | 0.24 |
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