Chemical Engineering Interview Question:

Is it possible to compare the resistance to chloride attack of several materials of construction?

Submitted by: Administrator

The Pitting Resistance Equivalent Index (PRE) can be used for such a comparison if the chemical make-up of each material is known. The formula for the PRE is PRE = % Cr + (3.3 x % Mo) + (30 x % N).
Submitted by: Administrator