Super thick: Hilgefort produced a converter vessel for a steel works in Duisburg. With a diameter of over 9 m, the converter vessel weighs approximately 300 tons and is one of the largest in the world.
During its production, sheet metals with thicknesses ranging from 70 to 200 mm were processed. 6000 kg pf welding wire alone were processed in about 10,000 man-hours. The test assembly of the converter was carried out in the production halls at Hilgefort. The finished segments were collected and transported to the pre-assembly site. The enormous furnace has a capacity of up to 420 tons of pig iron.