Question 1

What is 549.5 HRB in HV?

Accepted Answer

549.5 HRB = 989.1 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 989.1 HV in HRB?

Accepted Answer

989.1 HV = 549.5 HRB.

HRB	HV
534.5 HRB	962.1
539.5 HRB	971.1
544.5 HRB	980.1
549.5	989.1
554.5 HRB	998.1
559.5 HRB	1,007.1
564.5 HRB	1,016.1

549.5 HRB to HV

Formula (approximate)