Question 1

What is 458.5 HRB in HV?

Accepted Answer

458.5 HRB = 825.3 HV. Use the converter on this page to convert to other hardness units instantly.

Question 2

How do you convert HRB to HV?

Accepted Answer

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. Multiply your HRB value by the appropriate factor to get HV, or use the interactive converter above.

Question 3

What is 825.3 HV in HRB?

Accepted Answer

825.3 HV = 458.5 HRB.

HRB	HV
443.5 HRB	798.3
448.5 HRB	807.3
453.5 HRB	816.3
458.5	825.3
463.5 HRB	834.3
468.5 HRB	843.3
473.5 HRB	852.3

458.5 HRB to HV

Formula (approximate)