The hard work continues at Bloemfontein with the copper ferrules being placed in the tube plate prior to the final fitting of the tubes. Our pictures show the delicate process of fitting the ferrules and a completed section of the tube plate. The ferrules are then expanded and act as a seal between the tube plate and the boiler tube when fitted.

NGG16 Number 113 boiler update1

 

NGG16 Number 113 boiler update2