Question

What is meant by season cracking of brass?

(a) Stress-corrosion cracking failure of brass cat ridge cases due to ammonia

(b) Stress-corrosion cracking failure of brass cat ridge cases due to caustic soda

(c) Stress-corrosion cracking failure of brass cat ridge cases due to caustic soda and ammonia

(d) Stress-corrosion cracking failure with brittle fracture

This question was posed to me in examination.

My query is from Eight Forms topic in section Eight Forms of Corrosion of Corrosion Engineering

Answer 1

Right choice is (a) Stress-corrosion cracking failure of brass cat ridge cases due to ammonia

Explanation: Season cracking refers to the stress-corrosion cracking failure of brass cat ridge cases. The main important environmental component in season cracking is ammonia, which results from the decomposition of organic matter.