M 3170
M 3170 (Steels for barrels of small arms; quality specifications)· ONORM (Austria) · 7 materials
| Designation | Material group | |
|---|---|---|
| StL 1 | Structural and constructional steels | chevron_right |
| StL 2 | Structural and constructional steels | chevron_right |
| StL 3 | Structural and constructional steels | chevron_right |
| StL 4 | Structural and constructional steels | chevron_right |
| StL 5 | Structural and constructional steels | chevron_right |
| StL 6 | Structural and constructional steels | chevron_right |
| StL 7 | Structural and constructional steels | chevron_right |