Question 1

What is 291 Mohs in HRC?

Accepted Answer

291 Mohs = 2.85 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 2.85 HRC in Mohs?

Accepted Answer

2.85 HRC = 290.7 Mohs.

Mohs	HRC
276 Mohs	2.71
281 Mohs	2.75
286 Mohs	2.8
291	2.85
296 Mohs	2.9
301 Mohs	2.95
306 Mohs	3

291 Mohs to HRC

Formula (approximate)