what is the unit of hardness

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what is the unit of hardness..

Answer / sahil sharma

B.H.N (brinell hardness number)

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33 Yes

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what is the unit of hardness..

Answer / amaran

HRC

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8 Yes

3 No

what is the unit of hardness..

Answer / m.divya sree

HRC for C-scale metals and HRB for B-scale metals

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5 Yes

4 No

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