Question 1

What is 77 Mohs in HRC?

Accepted Answer

77 Mohs = 0.75 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 0.75 HRC in Mohs?

Accepted Answer

0.75 HRC = 76.5 Mohs.

Mohs	HRC
62 Mohs	0.61
67 Mohs	0.66
72 Mohs	0.71
77	0.75
82 Mohs	0.8
87 Mohs	0.85
92 Mohs	0.9

77 Mohs to HRC

Formula (approximate)