331.5 HRC = 3,381.3 HV
| HRC | HV |
|---|---|
| 316.5 HRC | 3,228.3 |
| 321.5 HRC | 3,279.3 |
| 326.5 HRC | 3,330.3 |
| 331.5 | 3,381.3 |
| 336.5 HRC | 3,432.3 |
| 341.5 HRC | 3,483.3 |
| 346.5 HRC | 3,534.3 |
331.5 HRC = 3,381.3 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