Maximum yield tools for continuous work under high temperature environments not subjected to thermal shock. Suitable for punches, extrusion press discs, automotive valve press dies and forging dies.
- ABTN | ASTM | SAE | AISI: H20/21
- DIN | WNr: 1.2581
- Hardness (HRc): 40 - 50
- Chemical composition:
C % | Mn % | Cr % | Mo % | W % | V % | OTHERS % |
0.30 | 0.30 | 2.65 | - | 8.30 | 0.35 | - |