302.5 HV to HRC

302.5 HV = 29.66 HRC

HVHRC
287.5 HV28.19
292.5 HV28.68
297.5 HV29.17
302.529.66
307.5 HV30.15
312.5 HV30.64
317.5 HV31.13

302.5 HV = 29.66 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