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ECONOMIZER TUBE FAILURE ANALYSIS


CONTRIBUTING RE.ENGINEER

​KnightHawk Engineering (KHE)

​www.knighthawk.com

CHALLENGE

​A petrochemical plant has experienced several failures in the past few years in the tubes of a recycle gas cracking furnace. A root cause failure analysis shows the failures are likely caused by vaporization in the coils causing thermal fatigue cracking. KHE was asked to determine possible solutions to prev