BÖHLER S690 MICROCLEAN – "The simple one" The tough high-speed steel for challenging machining and cold forming.
| Compressive strength | Grindability | Through hardenable | Toughness | Wear resistance |
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| DIN | EN | Others |
|---|---|---|
| 1.3351 | HS6-5-4 | AISI: ~ M4 |
| C | Si | Mn | Cr | Mo | V | W | |
|---|---|---|---|---|---|---|---|
| 1.35 | 0.60 | 0.30 | 4.10 | 5.00 | 4.10 | 5.90 |
