Question 1

What is 409.5 HRB in HV?

Accepted Answer

409.5 HRB = 737.1 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 737.1 HV in HRB?

Accepted Answer

737.1 HV = 409.5 HRB.

HRB	HV
394.5 HRB	710.1
399.5 HRB	719.1
404.5 HRB	728.1
409.5	737.1
414.5 HRB	746.1
419.5 HRB	755.1
424.5 HRB	764.1

409.5 HRB to HV

Formula (approximate)