High hardness and toughness steel for tools that must withstand impact and abrasion; chisels, pneumatic tools and letter punches.
- ABTN | ASTM | SAE | AISI: S7
- DIN | WNr: -
- Hardness (HRc): 54 - 58
- Chemical composition:
C % | Mn % | Cr % | Mo % | W % | V % | OTHERS % |
0.50 | 0.70 | 3.20 | 1.40 | - | - | Si=0.35 |
