Question

Which of the following materials have superior corrosion resistance and high rupture strength in mercury?

(a) 5% chromium steels

(b) Si-Cr-Mo steels

(c) 5% chromium steels and Si-Cr-Mo steels

(d) Carbon steels

The question was asked during an interview for a job.

Query is from Environments in section Other Environments of Corrosion Engineering

Answer 1

Right answer is (c) 5% chromium steels and Si-Cr-Mo steels

Explanation: Now-a-days 5% chromium steels and Si-Cr-Mo steels replace carbon steels in mercury due to its superior corrosion resistance and high rupture strength.