75.5 Mohs to HRC

75.5 Mohs = 0.74 HRC

MohsHRC
60.5 Mohs0.59
65.5 Mohs0.64
70.5 Mohs0.69
75.50.74
80.5 Mohs0.79
85.5 Mohs0.84
90.5 Mohs0.89

75.5 Mohs = 0.74 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