NF A 35-567
NF A 35-567 (Iron and steel. Case hardened alloy steels for solid highly- stressed mechanical parts. Grades. Semi-finished products and bars)· AFNOR NF (France) · 2 materials
| Designation | Material group | |
|---|---|---|
| 16 CN 6 | Structural and constructional steels | chevron_right |
| 18 CN 8 | Structural and constructional steels | chevron_right |