Question 1

What is 521.5 HRB in HV?

Accepted Answer

521.5 HRB = 938.7 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 938.7 HV in HRB?

Accepted Answer

938.7 HV = 521.5 HRB.

HRB	HV
506.5 HRB	911.7
511.5 HRB	920.7
516.5 HRB	929.7
521.5	938.7
526.5 HRB	947.7
531.5 HRB	956.7
536.5 HRB	965.7

521.5 HRB to HV

Formula (approximate)