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 automotive@valbruna.it

Designations

Valbruna Grade Steel type Commercial name W.N. AISI UNS EN
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
ACMV Austenitic Stainless Steel - 1.4748 - - X85CrMoV18-2
ACNW Austenitic Stainless Steel - - - - -
APFR/2 Austenitic Stainless Steel - - EV4 S63017 -
AVS Austenitic Stainless Steel - 1.4747 - - X80CrNiSi20
AVS/DE Austenitic Stainless Steel - 1.4732 - - X80CrSiMoW15-2
AVW Austenitic Stainless Steel - 1.4873 - - X45CrNiW18-9
NTR20 Austenitic Stainless Steel - 1.4866 - - X33CrNiMnN23-8
S5220 Austenitic Stainless Steel - 1.4785 - - X60CrMnMoVNbN21-10
VAL5 Martensitic Stainless Steel - 1.4718 - - X45CrSi9-3
VAL5M Martensitic Stainless Steel - 1.4731 - - X40CrSiMo10-2
GL2 High temperature Alloys Alloy 80A 2.4952 - N07080 -