Question

Which of the following is also known as mild steel?

(a) Plain carbon steel

(b) Low carbon steel

(c) Medium carbon steel

(d) High carbon steel

I had been asked this question by my school principal while I was bunking the class.

My doubt is from Fick’s Law, Carbon Steels in division Diffusion in Solids & Ferrous Materials of Engineering Material & Metallurgy

Answer 1

The correct option is (b) Low carbon steel

Easiest explanation: Low carbon steels are otherwise known as mild steel owing to their carbon content. These are the carbon steels which contain less 0.30% of carbon. They are used to making small parts like wires, sheets, valves, and more.