Description
Similar to O1 but with higher manganese for better hardenability and wear resistance.
Properties
Edge Retention
Corrosion Resistance
Toughness
Ease of Sharpening
Chemical Composition
C
0.90%
Carbon
Cr
0.50%
Chromium
V
0.20%
Vanadium
Mn
1.60%
Manganese
✓ Pros
Better hardenability than O1. Good wear resistance.
✗ Cons
Slightly less tough than O1. Rusts without protection.
Grinding Notes
Similar to O1. Grinds well.
Polishing Notes
Good polishing characteristics.