Acid Attack/Corrosion in Sulfuric Alky Unit
chronicle companion images
Active
Failure
PHOTO #2
Previous Failures (44)
PHOTO #3
Closer Look
Failures
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PHOTO #1
Active Failure Noted During Inspection Process
PHOTO #4
NOTE: Light Attack to Tubing
Light
Attack
PHOTO #5 Acid Type Corrosion
NOTE: Deposit Related Corrosion Line
Corrosion
Line
PHOTO #6
Corrosion Cell at Backface of Tubesheet
Corrosion
at Cell
PHOTO #7
Severe O.D. Pitting of 75%+ Depth. Random Locations
75%+
Depth
PHOTO #8Severe Attack Wastage
NOTE: Almost no Attack to Carbon Steel Components
Example
PHOTO #9
Closer Look
