Question 1

What is 34 HRB in HV?

Accepted Answer

34 HRB = 61.2 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 61.2 HV in HRB?

Accepted Answer

61.2 HV = 34 HRB.

HRB	HV
28 HRB	50.4
30 HRB	54
32 HRB	57.6
34	61.2
36 HRB	64.8
38 HRB	68.4
40 HRB	72

34 HRB to HV

Formula (approximate)