| Appearance | Observation | Locations | Mechanism | |
|---|---|---|---|---|
|
Bulging tube adjacent to field weld | Bulging » Deformation | Waterwall | Long-term Overheat |
|
Bulging tube adjacent to field weld | Bulging » Deformation | Waterwall | Long-term Overheat |
| Appearance | Observation | Location | Mechanism |