Table 1.
Concentration and components of the three different electrolytes for PEO coating on AZ31 alloy.
| Samples | Concentration (M) | |||
|---|---|---|---|---|
| Na2SiO3 | NaOH | KF | NaH2PO4·2H2O | |
| AZ31-1 | 0.08 | 0.05 | 0.1 | 0.04 |
| AZ31-2 | 0.08 | 0.05 | – | 0.04 |
| AZ31-3 | 0.08 | 0.05 | 0.1 | – |
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