374.5 Mohs = 3.67 HRC
| Mohs | HRC |
|---|---|
| 359.5 Mohs | 3.52 |
| 364.5 Mohs | 3.57 |
| 369.5 Mohs | 3.62 |
| 374.5 | 3.67 |
| 379.5 Mohs | 3.72 |
| 384.5 Mohs | 3.77 |
| 389.5 Mohs | 3.82 |
374.5 Mohs = 3.67 HRC
1 HRC ≈ 10.2 HV · 1 HRB ≈ 1.8 HV · 1 Mohs ≈ 0.1 HV — approximate; real conversions vary by material per ASTM E140