The BÖHLER K340 ECOSTAR is a conventionally melted, oil- and air-hardened 8% chromium steel with improved matrix structure and with good dimensional stability. This results in material properties that are particularly well suited to working with combined loading.
| Compressive strength | Stability heat | Toughness | Wear resistance abrasive | Wear resistance adhesive |
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| C | Si | Mn | Cr | Mo | V | |
|---|---|---|---|---|---|---|
| 1.10 | 0.70 | 0.40 | 8.20 | 2.10 | 0.50 |
