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PHOTO #4 Removed tube sample
NOTE: Failure in tube
PHOTO #4
Bottom Half - Note Minimal Corrosion
Liquid
PHOTO #5 Severe groove depth adjacent
to edge of support
PHOTO #6
PHOTO #7
PHOTO #8
PHOTO #5
Top Half - Note Corrosion
PHOTO #6
Bottom Half - Note Minimal Corrosion
PHOTO #7 Cross Section
Tube split to show top & bottom
-
Left & right sides show minimal corrosion. Liquid covered.
-
Inner left & right (top circumference of tube) show heavy corrosion. Liquid/Vapor.
PHOTO #8
Top Half - Note Corrosion
Unexpected Tube Failure in
HDS Stripper OVHD Air Cooler
chronicle companion images
PHOTO #2
NOTE: Close up of Failure
PHOTO #1
Top half of tube looking at failure
PHOTO #3
Top Half of Tubing - Note Corrosion
Liquid/Vapor
chronicle companion images
Acid Carryover
PHOTO #1
Severe OD corrosion/wastage at the bundle top rows front
NOTE: Severe Wastage
PHOTO #2
Tie rod spacer corrosion/wastage at the bundle shell inlet deflection plate
PHOTO #3
Close-up of severe OD corrosion/wastage to failure
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PHOTO #4
Representative of OD corrosion wastage and pitting found in heavy concentrations along tube lengths, bundle top, center region, condensing zone
PHOTO #5
Representative of OD corrosion wastage and pitting found in heavy concentrations along tube lengths, bundle top, center region, condensing zone
PHOTO #6
Representative of OD corrosion wastage and pitting found in heavy concentrations along tube lengths, bundle top, center region, condensing zone.
INSPECTION PHOTOS
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