Question

Which of the following is not a way to prepare the test material for the Brinell hardness test?

(a) Grinding

(b) Layering

(c) Filing

(d) Polishing

I had been asked this question in class test.

I'd like to ask this question from Aircraft Materials topic in section Testing Aircraft Materials of Aerospace Materials & Processes

Answer 1

Right option is (c) Filing

To elaborate: The requirements of the specimen for Brinell testing method is similar to the remaining test methods. There are several ways to prepare the material for the test. Grinding, filing and polishing using emery paper are done. Layering is not one of the methods.