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Open circuit potential of filler metal and base metal at different time.
| Specimen No. | OCP (mV) | Average OCP (mV) | ||
|---|---|---|---|---|
| 3000 s | 3300 s | 3600 s | ||
| AlSiCuNi-1 | −618 | −619 | −619 | −627 |
| AlSiCuNi-2 | −625 | −624 | −620 | |
| AlSiCuNi-3 | −638 | −642 | −640 | |
| 3003-1 | −745 | −747 | −747 | −746 |
| 3003-2 | −747 | −748 | −747 | |
| 3003-3 | −745 | −747 | −747 | |
