Question

The amount of carbon present in high carbon steel is __________

(a) 0.10% to 0.30%

(b) 2.2% to 4.5%

(c) 0.70% to 2.2%

(d) 12% to 13%

I got this question in a national level competition.

My question comes from Steel and its Alloys-2 in portion Steel and its Alloys of Aerospace Materials & Processes

Answer 1

The correct choice is (c) 0.70% to 2.2%

The best I can explain: The amount of carbon present in steel differs. They are classified as high carbon steels, low carbon steels, medium carbon steels and wrought iron and cast iron. High carbon steel has 0.70% to 2.2% of carbon.