Research Article
Enhancement of the Pitting Corrosion Resistance of AISI 316LVM Steel with Ta-Hf-C/Au Bilayers for Biomedical Applications
Table 4
Atomic percentages obtained by EDS.
| | Elements | 316LVM | Au | TaC | HfC | 30TaC-70HfC | 70TaC-30HfC | | Zone 1 | Zone 2 | Zone 1 | Zone 2 | Zone 1 | Zone 2 | Zone 1 | Zone 2 | Zone 1 | Zone 2 | Zone 1 | Zone 2 |
| | C | 15.4 | 18.6 | — | — | 45.2 | — | 41.8 | 33.6 | — | — | — | — | | O | 3.0 | 5.8 | 48.8 | 8.3 | 6.8 | 9.2 | 20.7 | 15.9 | 15.6 | 22.4 | 17.7 | — | | Si | 1.1 | 1.0 | — | 0.7 | — | — | — | — | — | — | — | — | | Cl | 0.5 | 1.2 | 1.6 | 43.9 | 12.2 | 37.9 | 5.5 | 2.3 | 33.2 | 15.0 | 31.8 | 60.2 | | Cr | 16.6 | 14.6 | 0.7 | — | — | — | 0.7 | 1.4 | 0.7 | — | — | — | | Mn | 1.3 | 1.2 | — | — | — | — | — | — | — | — | — | — | | Fe | 55.0 | 49.3 | — | — | — | — | — | — | — | — | — | — | | Ni | 5.8 | 5.2 | — | — | — | — | — | — | — | — | — | — | | Cu | 0.9 | 2.8 | — | — | — | — | — | — | — | — | — | — | | Na | — | — | 11.5 | 44.1 | 10.6 | 37.3 | 3.9 | 1.7 | 23.4 | 18.6 | 22.8 | 39.6 | | K | — | — | 1.8 | — | — | 0.5 | — | — | — | — | — | — | | Ca | — | — | 4.1 | — | — | 1.0 | — | — | — | — | — | — | | Au | — | — | 31.3 | 2.7 | — | — | 4.8 | 34.1 | — | 35.8 | — | — | | Ta | — | — | — | — | 25.1 | 13.9 | — | — | 7.0 | 1.0 | 18.6 | — | | Hf | — | — | — | — | — | — | 22.2 | 10.7 | 19.9 | 7.0 | 8.9 | — |
| | Total | 100 |
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