345.5 HV to HRC

345.5 HV = 33.87 HRC

HVHRC
330.5 HV32.4
335.5 HV32.89
340.5 HV33.38
345.533.87
350.5 HV34.36
355.5 HV34.85
360.5 HV35.34

345.5 HV = 33.87 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