623.5 HRC = 6,359.7 HV
| HRC | HV |
|---|---|
| 608.5 HRC | 6,206.7 |
| 613.5 HRC | 6,257.7 |
| 618.5 HRC | 6,308.7 |
| 623.5 | 6,359.7 |
| 628.5 HRC | 6,410.7 |
| 633.5 HRC | 6,461.7 |
| 638.5 HRC | 6,512.7 |
623.5 HRC = 6,359.7 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