449.5 HRB to HV

449.5 HRB = 809.1 HV

HRBHV
434.5 HRB782.1
439.5 HRB791.1
444.5 HRB800.1
449.5809.1
454.5 HRB818.1
459.5 HRB827.1
464.5 HRB836.1

449.5 HRB = 809.1 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