580.5 HRC = 5,921.1 HV
| HRC | HV |
|---|---|
| 565.5 HRC | 5,768.1 |
| 570.5 HRC | 5,819.1 |
| 575.5 HRC | 5,870.1 |
| 580.5 | 5,921.1 |
| 585.5 HRC | 5,972.1 |
| 590.5 HRC | 6,023.1 |
| 595.5 HRC | 6,074.1 |
580.5 HRC = 5,921.1 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