All piping and equipment exposed to HF acid at any concentration with hardness levels above the recommended limit (237 BHN) are subject to _________.

exams API-571 API-571 exam 0 Comments

All piping and equipment exposed to HF acid at any concentration with hardness levels above the recommended limit (237 BHN) are subject to _________.
A . Hydrogen stress cracking
B . Sulfide stress cracking
C . Chloride stress cracking
D . None of the above

Answer: A