Material steel:
- Mechanical Properties in accordance to ISO 898-1
- Class 8.8
- Din 975
- Tollerances according to: ISO 4759-1 CAT C
Material stainless steel:
- Tolerance Class 6g
- Din 976-1

| 01 | Galvanization (Sendzimir method) - UNI EN 10346 | |
| 40 | Stainless steel AISI 304 - UNI EN 10088 | |
| 41 | Stainless steel AISI 316L - UNI EN 10088 |