Failure Analysis of:
Process Coolers 30E-1a & 30E-1b
chronicle companion images
IMAGE #2
View of failure with significant tube sheet,
seal welds and tube damage
NOTE: Initial Failure Location
IMAGE #3
View of Failure
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IMAGE #1
HX Roll
IMAGE #4
View of the Seal Welds Start/Stops
Pin Hole
Start/Stop Weld Crater
IMAGE #5
View of Circumferential Striations in the Roll Areas
IMAGE #6
Close-up View of Pin Holes within the Seal Welds
IMAGE #7
Close-up View of Pin Holes
within the Seal Welds
Pin Hole
IMAGE #8
Physical Measurements Chart
IMAGE #9
Physical Measurements Tube Sheet Map
Additional Photos
