what is the importance of having steel ball as the indenter ?

A metal’s hardness indicates its resistance to permanent shape changes when a compressive force is applied. Naturally, it is an important characteristic, and measuring hardness enables a manufacturer to choose an appropriate material for an application.

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noonabo17 noonabo17 · Answer 2 · 2021-04-02T08:24:11+02:00

noonabo17 noonabo17

02-04-2021

Answer: Rockwell Hardness test uses a conical diamond or a hard steel ball as an indenter. Initially, a minor load is applied on the metal to be tested. This force is to allow the indenter to penetrate the material surface, thus eliminating any errors causes by surface roughness...

Explanation:

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