Question 1

What is 438.5 HRB in HV?

Accepted Answer

438.5 HRB = 789.3 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 789.3 HV in HRB?

Accepted Answer

789.3 HV = 438.5 HRB.

HRB	HV
423.5 HRB	762.3
428.5 HRB	771.3
433.5 HRB	780.3
438.5	789.3
443.5 HRB	798.3
448.5 HRB	807.3
453.5 HRB	816.3

438.5 HRB to HV

Formula (approximate)