25.5 Mohs to HRC

25.5 Mohs = 0.25 HRC

MohsHRC
19.5 Mohs0.19
21.5 Mohs0.21
23.5 Mohs0.23
25.50.25
27.5 Mohs0.27
29.5 Mohs0.29
31.5 Mohs0.31

25.5 Mohs = 0.25 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