Question 1

What is 67.5 Mohs in HRC?

Accepted Answer

67.5 Mohs = 0.66 HRC. Use the converter on this page to convert to other hardness units instantly.

Question 2

How do you convert Mohs 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 Mohs value by the appropriate factor to get HRC, or use the interactive converter above.

Question 3

What is 0.66 HRC in Mohs?

Accepted Answer

0.66 HRC = 67.32 Mohs.

Mohs	HRC
52.5 Mohs	0.51
57.5 Mohs	0.56
62.5 Mohs	0.61
67.5	0.66
72.5 Mohs	0.71
77.5 Mohs	0.76
82.5 Mohs	0.81

67.5 Mohs to HRC

Formula (approximate)