247.5 Mohs to HRC

247.5 Mohs = 2.43 HRC

MohsHRC
232.5 Mohs2.28
237.5 Mohs2.33
242.5 Mohs2.38
247.52.43
252.5 Mohs2.48
257.5 Mohs2.52
262.5 Mohs2.57

247.5 Mohs = 2.43 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