NP EN 20898-6
NP EN 20898-6 (Mechanical properties of fasteners - Part 6: Nuts with specified proof load values)· NP (Portugal) · 7 materials
| Designation | Material group | |
|---|---|---|
| Grade 04 | Structural and constructional steels | chevron_right |
| Grade 05 | Structural and constructional steels | chevron_right |
| Grade 10 | Structural and constructional steels | chevron_right |
| Grade 12 | Structural and constructional steels | chevron_right |
| Grade 5 | Structural and constructional steels | chevron_right |
| Grade 6 | Structural and constructional steels | chevron_right |
| Grade 8 | Structural and constructional steels | chevron_right |