Question 1

What is 561 Mohs in HRC?

Accepted Answer

561 Mohs = 5.5 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 5.5 HRC in Mohs?

Accepted Answer

5.5 HRC = 561 Mohs.

Mohs	HRC
546 Mohs	5.35
551 Mohs	5.4
556 Mohs	5.45
561	5.5
566 Mohs	5.55
571 Mohs	5.6
576 Mohs	5.65

561 Mohs to HRC

Formula (approximate)