402.5 HV to HRC

402.5 HV = 39.46 HRC

HVHRC
387.5 HV37.99
392.5 HV38.48
397.5 HV38.97
402.539.46
407.5 HV39.95
412.5 HV40.44
417.5 HV40.93

402.5 HV = 39.46 HRC

Formula (approximate)

1 HRC ≈ 10.2 HV · 1 HRB ≈ 1.8 HV · 1 Mohs ≈ 0.1 HV — approximate; real conversions vary by material per ASTM E140