| Coating Type | Thickness | SST | Temp. & Humi | PCT/HAST | Use Temp. |
|---|---|---|---|---|---|
| Zn | 5-15 | ≥48 | / | / | ≤160℃ |
| Ni | 10-30 | ≥96 | ≥500 | 96 | ≤200℃ |
| Ni + Sn | 10-30 | ≥96 | 500 | 96 | ≤200℃ |
| Ni + Au | 10-30 | ≥96 | 500 | 96 | ≤200℃ |
| Ni + Ag | 10-30 | ≥96 | 72 | 48 | ≤160℃ |
| Epoxy | 10-30 | ≥72 | 72 | 48 | ≤160℃ |
| NiCu + Epoxy | 20-40 | ≥500 | 500 | 200 | ≤160℃ |
| Ni + Epoxy | 20-40 | ≥500 | 500 | 200 | ≤160℃ |
| Vaccum-plating AI | 5-30 | ≥100 | 500 | 200 | ≤400℃ |
| AI + Epoxy | 15-30 | ≥200 | 500 | 200 | ≤160℃ |
| Notes : Corrosion resistance varies with the shape of the product | |||||