16.5 HRB to HV

16.5 HRB = 29.7 HV

HRBHV
13.5 HRB24.3
14.5 HRB26.1
15.5 HRB27.9
16.529.7
17.5 HRB31.5
18.5 HRB33.3
19.5 HRB35.1

16.5 HRB = 29.7 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