Question 1

What is 78.5 HV in HRC?

Accepted Answer

78.5 HV = 7.7 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 7.7 HRC in HV?

Accepted Answer

7.7 HRC = 78.5 HV.

HV	HRC
63.5 HV	6.23
68.5 HV	6.72
73.5 HV	7.21
78.5	7.7
83.5 HV	8.19
88.5 HV	8.68
93.5 HV	9.17

78.5 HV to HRC

Formula (approximate)