Question 1

What is 322.5 HRB in HV?

Accepted Answer

322.5 HRB = 580.5 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 580.5 HV in HRB?

Accepted Answer

580.5 HV = 322.5 HRB.

HRB	HV
307.5 HRB	553.5
312.5 HRB	562.5
317.5 HRB	571.5
322.5	580.5
327.5 HRB	589.5
332.5 HRB	598.5
337.5 HRB	607.5

322.5 HRB to HV

Formula (approximate)