________ has been a major problem on coke drum shells.
A
Thermal fatigue cracks propagate ________ to the stress and are usually dagger shaped,
transgranular and oxide-filled.
C
Inspection for wet H2S damage generally focuses on _____ and ______.
E
________ is a form of erosion caused by the formation and instantaneous collapse of innumerable
tiny vapor bubbles.
B
With CUI, corrosion rates __________ with increasing metal temperatures up to the point where the
water evaporates quickly.
B
Which of the following metals is the most anodic?
A
Cracking of dissimilar weld metals occurs on the _________ side of a weld between an austenitic and
a Ferritic material operating at high temperatures.
B
Soil to Air interface areas are usually more susceptible to corrosion than the rest of the structure
because of ___________ and __________ availability.
E
Carburization can be confirmed by substantial increases in _______ and loss of __________.
E
Liquid metal embrittlement can occur if 300 Series SS comes in contact with molten _______.
C