52 Mohs to HRC

52 Mohs = 0.51 HRC

MohsHRC
37 Mohs0.36
42 Mohs0.41
47 Mohs0.46
520.51
57 Mohs0.56
62 Mohs0.61
67 Mohs0.66

52 Mohs = 0.51 HRC

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