Salzgitter AG engages in the manufacture of steel and technology products. It operates through the following segments: Strip Steel, Plate and Section Steel, Mannesmann,Trading, and Technology. The Strip Steel segment manufactures hot-rolled strip steel and steel sheet, sections, and tailored blanks. The Plate and Section Steel segment produces a broad spectrum of plate products. The Mannesmann segment comprises of line pipes, HFI-welded tubes, precision tubes, and stainless steel tubes. The Trading segment focuses on tightly-knit European sales network, as well as trading companies and agencies worldwide that ensure that the Salzgitter Group's products and services are marketed efficiently. The Technology segment consists of filling and packing technology segment, including special machinery engineering for shoe manufacturing and elastomer production. The company was founded on September 6, 1858 and is headquartered in Salzgitter, Germany.