571 Mohs to HRC

571 Mohs = 5.6 HRC

MohsHRC
556 Mohs5.45
561 Mohs5.5
566 Mohs5.55
5715.6
576 Mohs5.65
581 Mohs5.7
586 Mohs5.75

571 Mohs = 5.6 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