IDUN
當時間成為重要的因素
IDUN
- Corrosion resistance 70%
- Wear resistance 55%
- Polishability 80%
- Toughness 55%
P20
- Corrosion resistance 10%
- Wear resistance 10%
- Polishability 70%
- Toughness 80%
Designations
Chemical composition
| C | 0.21 | Si | 0.90 | Mn | 0.45 |
| Cr | 13.50 | Mo | 0.20 | Ni | 0.60 |
| V | 0.25 | Al | 0.02 | N | 0.11 |