Heat treatment in a production facility

1 | Preparatory gouging of a repair on the main cylinder of a 100 Nm press, dia. 2,240 mm, wall thickness 650/340 mm.

2 | Non-destructive materials testing on the gouged repair site.

3 | Installation of heating elements for regulation of axial temperature profile at the 0°, 90°, 180° and 270° positions.

4 | Installation of heating elements for preheating.

5 | Final installation of the heating elements for preheating.

6 | Installation of the entire preheating system for welding of the repair.

7 | Start of welding on the repair.

8 | Soaking from the welding heat after completion of welding.