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Listed below is the rockwell hardness of different precision ball types.
Material |
Rockwell Hardness |
| Chrome Steel 52100 | Rc 60-67 |
|
Corrosion Resisting Hardened Steel |
Rc 58-65 Rc 52 min |
|
Corrosion Resisting Unhardened Steel |
Rc 25-39 Rc 25-39 Rc 25-39 |
| Carbon Steel | Rc 60 min |
| Aluminum 2017 | Rb 54-72 |
| Aluminum Bronze | Rb 94-98 |
| Brass | Rb 75-87 |
| Bronze | Rb 75-98 |
| Monel 400 | Rb 85-95 |
| K-Monel | Rc 27 min |
| Tungsten Carbide | Ra 84-91.5 |
The information on this web site is intended for guidance only. Since we gathered technical data from various technical sources, the actual mechanical and physical properties will vary from one lot of material to the next. Therefore, we accept no liability for deficiencies or damages arising from the use of this data, and customers should determine the suitability of a material or product by conducting practical tests under realistic conditions.