Question

What is the minimum percentage of chromium and nickel  added to stainless steel?

(a) 0.5%, 10.5%

(b) 2%, 20%

(c) 10.5%, 0.5%

(d) 30%, 50%

I have been asked this question in an interview for internship.

This is a very interesting question from Types of Steel topic in division Materials, Structures and Specifications of Design of Steel Structures

Answer 1

Correct option is (c) 10.5%, 0.5%

The explanation is: Stainless steel are low carbon steels to which a minimum of 10.5% chromium (maximum 20%) and 0.5% nickel is added.