281.5 HV to HRC

281.5 HV = 27.6 HRC

HVHRC
266.5 HV26.13
271.5 HV26.62
276.5 HV27.11
281.527.6
286.5 HV28.09
291.5 HV28.58
296.5 HV29.07

281.5 HV = 27.6 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