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Corrosion Protection

by Sleeve Installation

chronicle companion images

COVER IMAGE
Chron09-0aCover.JPG
PHOTO #1
Original thickness tube in outlet pass (non-corrosion zone)
Chron09-1b.jpg
 
PHOTO #2
Severely corroded tube ends with installed sleeve
NOTE: Corrosion around tube end
Chron09-2bb.jpg
PHOTO #3
Installed sleeves (2001)
Chron09-3bb.jpg
PHOTO #4
Pulled tube sample – Location at Sleeve/tube interface

Installed sleeve (2001)

NOTE: Loose sleeve is due to cutting & sectioning tube sample

Chron09-4b.jpg

End of sleeve (roll) & parent material.

 

Wall loss 50%

PHOTO #5
Removed sleeve
NOTE: Corrosion protection achieved by sleeve
Chron09-5b.jpg
PHOTO #6
Corrosion noted at 5’ feet from Inlet tube end
Wall loss 60%
Chron09-6b.jpg
PHOTO #7
Parent tube material at 8’ feet from Inlet tube end
Chron09-7b.jpg
PHOTO #8
Chron09-8b.jpg
PHOTO #9
Chron09-9bb.jpg
PHOTO #10
Chron09-10bb.jpg
PHOTO #11
Chron09-11bb.jpg
PHOTO #12
Chron09-12b.jpg
INSPECTION PHOTOS

right click to download images

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