177.5 HRC = 1,810.5 HV
| HRC | HV |
|---|---|
| 162.5 HRC | 1,657.5 |
| 167.5 HRC | 1,708.5 |
| 172.5 HRC | 1,759.5 |
| 177.5 | 1,810.5 |
| 182.5 HRC | 1,861.5 |
| 187.5 HRC | 1,912.5 |
| 192.5 HRC | 1,963.5 |
177.5 HRC = 1,810.5 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