Question 1

What is 18.5 Mohs in HRC?

Accepted Answer

18.5 Mohs = 0.18 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 0.18 HRC in Mohs?

Accepted Answer

0.18 HRC = 18.36 Mohs.

Mohs	HRC
15.5 Mohs	0.15
16.5 Mohs	0.16
17.5 Mohs	0.17
18.5	0.18
19.5 Mohs	0.19
20.5 Mohs	0.2
21.5 Mohs	0.21

18.5 Mohs to HRC

Formula (approximate)