Question 1

What is 42.5 HV in HRC?

Accepted Answer

42.5 HV = 4.17 HRC. Use the converter on this page to convert to other hardness units instantly.

Question 2

How do you convert HV to HRC?

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 HV value by the appropriate factor to get HRC, or use the interactive converter above.

Question 3

What is 4.17 HRC in HV?

Accepted Answer

4.17 HRC = 42.5 HV.

HV	HRC
36.5 HV	3.58
38.5 HV	3.77
40.5 HV	3.97
42.5	4.17
44.5 HV	4.36
46.5 HV	4.56
48.5 HV	4.75

42.5 HV to HRC

Formula (approximate)