Question 1

What is 234.5 HRB in HV?

Accepted Answer

234.5 HRB = 422.1 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 422.1 HV in HRB?

Accepted Answer

422.1 HV = 234.5 HRB.

HRB	HV
219.5 HRB	395.1
224.5 HRB	404.1
229.5 HRB	413.1
234.5	422.1
239.5 HRB	431.1
244.5 HRB	440.1
249.5 HRB	449.1

234.5 HRB to HV

Formula (approximate)