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Acid Attack/Corrosion in Sulfuric Alky Unit

chronicle companion images

Chron06-1c.png
Active
Failure
PHOTO #2
Previous Failures (44)
Chron06-2cCrp.png
PHOTO #3
Closer Look
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Chron06-3c.png
Failures
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PHOTO #1
Active Failure Noted During Inspection Process
PHOTO #4
NOTE: Light Attack to Tubing
Chron06-4c.png
Light
Attack
PHOTO #5 Acid Type Corrosion
NOTE: Deposit Related Corrosion Line
Chron06-5c.png
Corrosion
Line
PHOTO #6
Corrosion Cell at Backface of Tubesheet
Chron06-6c.png
Corrosion
at Cell
PHOTO #7
Severe O.D. Pitting of 75%+ Depth.  Random Locations
Chron06-7c.png
75%+
Depth
PHOTO #8Severe Attack Wastage
NOTE:  Almost no Attack to Carbon Steel Components
Chron06-8c.png
Example
PHOTO #9
Closer Look
Chron06-9c.png
INSPECTION PHOTOS

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