Question 1

What is 454.5 HRB in HV?

Accepted Answer

454.5 HRB = 818.1 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 818.1 HV in HRB?

Accepted Answer

818.1 HV = 454.5 HRB.

HRB	HV
439.5 HRB	791.1
444.5 HRB	800.1
449.5 HRB	809.1
454.5	818.1
459.5 HRB	827.1
464.5 HRB	836.1
469.5 HRB	845.1

454.5 HRB to HV

Formula (approximate)