Question

What is the size of the specimen used Charpy test?

(a) 75*10*10

(b) 75*5*5

(c) 55*10*10

(d) 55*5*5

I had been asked this question in examination.

I want to ask this question from Impact Tests on Metals, Fatigue Tests topic in portion Wear of Metals, Mechanical Properties and Testing of Engineering Material & Metallurgy

Answer 1

Right option is (c) 55*10*10

The explanation is: Charpy and Izod are the two impact testing methods used for impact testing of materials. The Charpy test employs the usage of a test specimen of size 55 mm * 10 mm * 10 mm.