CPM-4v has high impact toughness and wear resistance. It should be considered for application where higher attainable hardness and wear resistance are required when compared to CPM-3V. It is a very similar alloy to Bohler-Uddeholm’s Vanadis 4E steel. Supplied in a surface ground, annealed condition
C: 1.35%
Mn: 0.40%
Si: 0.80%
Cr: 5%
Mo: 2.95%
V: 3.85%