Technical Summary
- Category: High Alloy Tool Steel
- Manufacturer: Crucible Industries
- Process: PM
- Ratings: Toughness 7, Edge 5, Corrosion 4
- HRC Range: 60-63
Source attribution: Knife Steel Nerds and SteelHardnessLab.
High Alloy Tool Steel / Crucible Industries
4V
Toughness 7/10, Edge Retention 5/10, Corrosion Resistance 4/10. Target hardness range: 60-63 HRC.
Known aliases: CPM 4V, CPM-4V.
Chemical Composition
| C | 1.35% |
|---|---|
| Cr | 5.0% |
| V | 4.0% |
| Mo | 3.0% |
SteelHardnessLab Testing Data
Testing recognition: u/679696 and u/Skylark427.
| Manufacturer | Samples | Avg HRC |
|---|---|---|
| Spyderco | 4 | 64.9 |
| Kizer | 1 | 60.0 |