217.5 HRC = 2,218.5 HV
| HRC | HV |
|---|---|
| 202.5 HRC | 2,065.5 |
| 207.5 HRC | 2,116.5 |
| 212.5 HRC | 2,167.5 |
| 217.5 | 2,218.5 |
| 222.5 HRC | 2,269.5 |
| 227.5 HRC | 2,320.5 |
| 232.5 HRC | 2,371.5 |
217.5 HRC = 2,218.5 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