Question 1

What is 4 Mohs in HRC?

Accepted Answer

4 Mohs = 0.04 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 0.04 HRC in Mohs?

Accepted Answer

0.04 HRC = 4.08 Mohs.

Mohs	HRC
2.5 Mohs	0.02
3 Mohs	0.03
3.5 Mohs	0.03
4	0.04
4.5 Mohs	0.04
5 Mohs	0.05
5.5 Mohs	0.05

4 Mohs to HRC

Formula (approximate)