For an increase in efficiency, rifled (XID) tubes were installed mechanically and sealed by welds. A new burner cone and block refractory were installed.
Upon completion of the boiler repairs, the unit was boiled out and the burner was tuned for efficiency and proper operation.
- Successfully removed and replaced 484 2.5″ OD boiler tubes.
- Performed a rear tube sheet repair that was 3/4″ thick and 130″ in diameter.
- Tube sheet welds passed ultrasonic weld tests by a third party inspection company.
- Boiler repaires meet all NBIC, ASME and State Boiler Requirements.