393 Mohs to HRC

393 Mohs = 3.85 HRC

MohsHRC
378 Mohs3.71
383 Mohs3.75
388 Mohs3.8
3933.85
398 Mohs3.9
403 Mohs3.95
408 Mohs4

393 Mohs = 3.85 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