138.5 HRC = 1,412.7 HV
| HRC | HV |
|---|---|
| 123.5 HRC | 1,259.7 |
| 128.5 HRC | 1,310.7 |
| 133.5 HRC | 1,361.7 |
| 138.5 | 1,412.7 |
| 143.5 HRC | 1,463.7 |
| 148.5 HRC | 1,514.7 |
| 153.5 HRC | 1,565.7 |
138.5 HRC = 1,412.7 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