Surface coating
Coating type | Passivation | Conforming to Directives | Not suitable for product group | ||
| |||||
plating (galvanic) | |||||
| Fe/Zn...c B | thin layer transparent |
| |||
| Fe/Zn...c C | thin layer yellow |
| |||
| Fe/ZnNi | transparent |
| hardened clips | ||
| Fe/ZnFe | thick layer Cr III transparent |
| |||
| Fe/ZnFe...sw vs | thick layer Cr III black + |
| products prone to | ||
| Fe/ZnFe | black Cr VI |
| |||
mechanical | |||||
| Fe/Zn...M | thick layer Cr III |
| products with threads | ||
| Fe/Zn...M gelb | thin layer yellow |
| and fits | ||
| organic/inorganic | |||||
| Delta Seal | silver |
| |||
| Delta Seal/Deltatone | black |
| products with | ||
| Deltamagni 565 | grey/green Cr VI-free |
| threads and fits, | ||
| Dacromet |
| products prone to bonding and | |||
| Geomet |
| bundling |
