Appearance | Observation | Locations | Mechanism | |
---|---|---|---|---|
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Catastrophic failure associated with weld overlay | Cracking » In or near weld or attachment » Transverse | Waterwall | Hydrogen Damage |
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Thick-lipped rupture, may be very large window missing or a flap hanging by one edge | Holes, Pits, Gouges | Waterwall | Hydrogen Damage |
Appearance | Observation | Location | Mechanism |