Question 1

What is 318.5 HRB in HV?

Accepted Answer

318.5 HRB = 573.3 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 573.3 HV in HRB?

Accepted Answer

573.3 HV = 318.5 HRB.

HRB	HV
303.5 HRB	546.3
308.5 HRB	555.3
313.5 HRB	564.3
318.5	573.3
323.5 HRB	582.3
328.5 HRB	591.3
333.5 HRB	600.3

318.5 HRB to HV

Formula (approximate)