Naphthenic acid corrosion is a form of high temperature corrosion that occurs primarily in crude and vacuum units and downstream units that process certain fractions that contain naphthenic acid. Which of the following materials is susceptible to naphthenic acid corrosion?

Question

Quizplus · Accepted Answer

All of the listed materials, including carbon steel, 300 Series stainless steel, and 400 Series stainless steel, can be susceptible to naphthenic acid corrosion under certain conditions, particularly at high temperatures and in the presence of naphthenic acids.

Naphthenic Acid Corrosion Is a Form of High Temperature Corrosion