Sandvik 14C28N® is a martensitic chromium stainless steel with an optimized chemistry for high quality professional knife applications. The chemical composition provides a unique combination of properties including:
- Excellent edge performance
- Very high hardness
- Good corrosion resistance
Sandvik 14C28N® is mainly recommended for knife applications that place very high demands on sharpness, stability and corrosion resistance. Examples are pocket knives, chef's knives, hunting knives and fishing knives.
Austenitization
Conveyor oven. Oven time according to table.
| Thickness | Thickness | Time |
|---|---|---|
| mm | in. | minutes |
| 2.5 | 0.100 | 5 |
| 3.0 | 0.118 | 6 |
| 3.25 | 0.128 | 7 |
| 3.5 | 0.138 | 8 |
| 3.75 | 0.148 | 10 |
| 4.0 | 0.157 | 12 |
| 4.9 | 0.192 | 25 |
Extinguish
Extinguish as quickly as possible. For best results, 600°C (1110°F) should be reached within 2 minutes or less.
| Hardness |
Temperature |
|---|---|
| 59 HRC | 175oC (345oF) |
| 57 HRC | 225oC (435oF) |
| 55 HRC | 350oC (660oF) |