418.5 HRC = 4,268.7 HV
| HRC | HV |
|---|---|
| 403.5 HRC | 4,115.7 |
| 408.5 HRC | 4,166.7 |
| 413.5 HRC | 4,217.7 |
| 418.5 | 4,268.7 |
| 423.5 HRC | 4,319.7 |
| 428.5 HRC | 4,370.7 |
| 433.5 HRC | 4,421.7 |
418.5 HRC = 4,268.7 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