Question

What is the amount of manganese present in cast carbon steels?

(a) 0.5% – 1.0%

(b) 0.25% – 0.5%

(c) 0.45% – 0.8%

(d) 1% – 2%

I had been asked this question in an internship interview.

This key question is from Classification of Foundry Metals and Alloys topic in portion Foundry Introduction & Materials of Casting-Forming-Welding II

Answer 1

Right answer is (a) 0.5% – 1.0%

Easiest explanation: 0.5% – 1.0% amount of manganese present in cast carbon steels.