310.5 HRC = 3,167.1 HV
| HRC | HV |
|---|---|
| 295.5 HRC | 3,014.1 |
| 300.5 HRC | 3,065.1 |
| 305.5 HRC | 3,116.1 |
| 310.5 | 3,167.1 |
| 315.5 HRC | 3,218.1 |
| 320.5 HRC | 3,269.1 |
| 325.5 HRC | 3,320.1 |
310.5 HRC = 3,167.1 HV
1 HRC ≈ 10.2 HV · 1 HRB ≈ 1.8 HV · 1 Mohs ≈ 0.1 HV — approximate; real conversions vary by material per ASTM E140