How to Determine the Hardness of Metals? | Metallurgy
The following points highlight the three main tests conducted for determining the hardness of metal. The tests are: 1. Brinell Hardness Test 2. Rebound Test (Shore Scleroscope) 3. Scratch Test. 1. Brinell Hardness Test: In this test, a standard hardened steel ball is pressed into the surface of the specimen by a gradually applied load which is maintained on the [...]