326.5 HRB to HV

326.5 HRB = 587.7 HV

HRBHV
311.5 HRB560.7
316.5 HRB569.7
321.5 HRB578.7
326.5587.7
331.5 HRB596.7
336.5 HRB605.7
341.5 HRB614.7

326.5 HRB = 587.7 HV

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