Cronidur 30 / 1.4108
Martensitic Cr-Mo-N-steel with high hardness and very high corrosion resistance. alternatively to 1.4034, 1.4197 and 1.4112
Main fields of application of Cronidur 30
Cutting tools, surgical instruments (drills, mills etc.) screwdriver.
Chemical composition of alloy Cronidur 30
| C | Cr | Mo | N | Fe |
|---|---|---|---|---|
| % | ≤ % | ≤ % | ≤ % | ≤ % |
| 0.25-0.35 | 14.0-16.0 | 0.85-1.10 | 0.3-0.4 | Rest |
Characteristics of alloy Cronidur 30
| annealed | specification values |
|---|---|
| tensile strength Rm | ≤ 900 MPa |
| after hardening | specification values |
| hardness Vickers HV | 650 - 700 |
| hardness Rockwell HRC | 55 – 60 |