Question 1

What is 128.5 HV in HRC?

Accepted Answer

128.5 HV = 12.6 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 12.6 HRC in HV?

Accepted Answer

12.6 HRC = 128.5 HV.

HV	HRC
113.5 HV	11.13
118.5 HV	11.62
123.5 HV	12.11
128.5	12.6
133.5 HV	13.09
138.5 HV	13.58
143.5 HV	14.07

128.5 HV to HRC

Formula (approximate)