| High Temperature Sulfidic Corrosion |
| Bottom row of tubes near U-Bend |
| CHRONICLE PHOTOS |
| CHRONICLE PHOTOS |
| Issue #18 |
| Severe groove depth adjacent to edge of support |
| Note: Grooving adjacent to the supports |
| Note: Grooving adjacent to the supports |
| Removed tube sample |
| Bottom row of tubes near U-Bend |
| Note failure in tube |
| Click on images to enlarge |