Question 1

What is 7.5 HV in HRC?

Accepted Answer

7.5 HV = 0.74 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 0.74 HRC in HV?

Accepted Answer

0.74 HRC = 7.5 HV.

HV	HRC
4.5 HV	0.44
5.5 HV	0.54
6.5 HV	0.64
7.5	0.74
8.5 HV	0.83
9.5 HV	0.93
10.5 HV	1.03

7.5 HV to HRC

Formula (approximate)