Ogwe okirikiri dị elu
| Ọkwa ígwè | Jiri | Rockwell hardness | Ụkpụrụ na-emejuputa |
| 45 (SAE1045, S45C/S48C) | Maka ọkwa 8.8 | HRC28-32 | GB/T 699 |
| 40Cr (SAE5140,SCr440) | Maka ọkwa 10.9 | HRC32-39 | GB/T 3077 |
| 35CrMo (SAE4135, SCM432/SCRRM3) | Maka ọkwa 12.9 | HRC39-42 | GB/T 3077 |
| 42CrMo (SAE4140, SCM440) | Maka ọkwa 12.9 | HRC39-42 | GB/T 3077 |
Ịcha ihe dị arọ na ogologo
