Appearance | Observation | Locations | Mechanism | |
---|---|---|---|---|
Metal thinning on fireside | Deformation » Thinning | SuperheaterWaterwall | Smelt/Slag Attack | |
Fine cracks around studs | Cracking » Not in or near a weld » Transverse | Studded Waterwall | Thermal Fatigue | |
Multiple cracks associated with attachment on outside of tube | Cracking » In or near weld or attachment » Longitudinal or Random | EconomizerWaterwall | Corrosion Fatigue | |
Appearance | Observation | Location | Mechanism |