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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
Tube Failure in Fractionator Bottoms Reboiler
chronicle companion images

IMAGE #2
View of Tube Sheet Map with Locations of Affected Tubing

IMAGE #3
View of Defect with Support Being Moved to Show Defect

Crack defect
About & Subscribe
IMAGE #1
IMAGE #4
View of Tube Failure Under Support Structure
(Failed while moving support structure)

Crack defect
U-bend sections of tubing
IMAGE #5
Another View of Tube Failure Under Support Structure
(Failed while moving support structure)

IMAGE #6
3D View of Exchanger

SCREEN SHOTS
RFEC absolute calibration tube
RFEC calibration Tube


RFEC channel 3, 85% wall loss defect to the last support

RFEC channel 3, supports in full contact and proper alignment

ADDITIONAL IMAGES









INSPECTION PHOTOS
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