Question 1

What is 457.5 HRB in HV?

Accepted Answer

457.5 HRB = 823.5 HV. Use the converter on this page to convert to other hardness units instantly.

Question 2

How do you convert HRB to HV?

Accepted Answer

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. Multiply your HRB value by the appropriate factor to get HV, or use the interactive converter above.

Question 3

What is 823.5 HV in HRB?

Accepted Answer

823.5 HV = 457.5 HRB.

HRB	HV
442.5 HRB	796.5
447.5 HRB	805.5
452.5 HRB	814.5
457.5	823.5
462.5 HRB	832.5
467.5 HRB	841.5
472.5 HRB	850.5

457.5 HRB to HV

Formula (approximate)