Question 1

What is 211.5 HRB in HV?

Accepted Answer

211.5 HRB = 380.7 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 380.7 HV in HRB?

Accepted Answer

380.7 HV = 211.5 HRB.

HRB	HV
196.5 HRB	353.7
201.5 HRB	362.7
206.5 HRB	371.7
211.5	380.7
216.5 HRB	389.7
221.5 HRB	398.7
226.5 HRB	407.7

211.5 HRB to HV

Formula (approximate)