Organic Acids/Salts in Atmospheric Crude Unit
chronicle companion images
IMAGE #2
I.D Condition of Tubing
I.D Condition of Tubing
IMAGE #3
Tube & Support Condition away from Corrosion Zone
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IMAGE #1
Bundle
IMAGE #4
Isolated & Interconnected Pit Sites
IMAGE #5
View of Top Periphery U-bends adjacent to Inlet Piping
IMAGE #6
Isolated Deep Pitting
Isolated Deep Pitting
IMAGE #7
Severe Corrosion with Depths to 70%
Location is 2nd Row into Bundle Matrix at U-bends
Severe Corrosion
IMAGE #8
Pitting at U-bends 40% Depth
40% Depth
IMAGE #9
Top Half of Bundle adjacent to Shell Side Inlet
Note General Corrosion to U-bends
General Corrosion
IMAGE #10
Light Etching near Center of Bundle
IMAGE #11
Area of Most Severe Corrosion
