Table 4 Thickness values ± SD of the coatings (µm) before and after ageing
Steel | Brass | |||
|---|---|---|---|---|
t = 0 | t = 1 | t = 0 | t = 1 | |
OW | 29 ± 5 | 25 ± 5 | 32 ± 5 | 30 ± 5 |
PHS/PEOX | 8 ± 2 | 8 ± 2 | 10 ± 3 | 10 ± 3 |
B72/TiO2 | 6 ± 3 | 5 ± 3 | 10 ± 2 | 8 ± 2 |
B72 | 6 ± 1 | 7 ± 1 | 10 ± 2 | 9 ± 1 |
INC | 27 ± 7 | 26 ± 6 | 35 ± 6 | 34 ± 6 |
C80 | 20 ± 5 | 22 ± 6 | 21 ± 11 | 21 ± 9 |