Engine valves
Valbruna produces special steels and alloys for engine valves in different surface executions, depending on the production process applied by the Customer. Normally hot rolled or rough-ground bars are offered for engine valves obtained by hot extrusion, while ground and polished bars are supplied for upsetting processes.
Sales & Technical contact
[email protected]
Designations
| Valbruna Grade | Steel type | Commercial name | W.N. | AISI | UNS | EN |
|---|---|---|---|---|---|---|
| VAL5 | Martensitic Alloy Steels | - | 1.4718 | - | - | X45CrSi9-3 |
| VAL5M | Martensitic Alloy Steels | - | 1.4731 | - | - | X40CrSiMo10-2 |
| 212MN | Austenitic Stainless Steel | - | 1.4875 | EV12 | S63012 | X55CrMnNiN20-8 |
| 214MN | Austenitic Stainless Steel | - | 1.4871 | EV8 | S63008 | X53CrMnNiN21-9 |
| 214MNC | Austenitic Stainless Steel | - | 1.4870 | - | - | X53CrMnNiNbN21-9 |
| 214MNCW | Austenitic Stainless Steel | - | 1.4882 | XEV-F | S63019 | X50CrMnNiNbN21-9 |
| 21MN | Austenitic Stainless Steel | - | 1.4881 | - | - | X70CrMnNiN21-6 |
| ACNW | Austenitic Stainless Steel | - | - | - | - | - |
| APFR/2 | Austenitic Stainless Steel | - | - | EV4 | S63017 | - |
| AVW | Austenitic Stainless Steel | - | 1.4873 | - | - | X45CrNiW18-9 |
| NTR20 | Austenitic Stainless Steel | - | 1.4866 | - | - | X33CrNiMnN23-8 |
| S5220 | Austenitic Stainless Steel | - | 1.4785 | - | - | X60CrMnMoVNbN21-10 |
| ACMV | Martensitic Stainless Steel | - | 1.4748 | - | - | X85CrMoV18-2 |
| AVS | Martensitic Stainless Steel | - | 1.4747 | - | - | X80CrNiSi20 |
| AVS/DE | Martensitic Stainless Steel | - | 1.4732 | - | - | X80CrSiMoW15-2 |
| GL2 | High temperature Alloys | Alloy 80A | 2.4952 | - | N07080 | - |