DWK Drahtwerke Köln
DWK Drahtwerke Köln GmbH manufactures technically sophisticated wires on state-of-the art equipment. These include pre-stressing steel as cord, wire and rod, technical and tempered spring wires, stranding wire and shaped wire, cable coating wire, cable covering wire und reinforcement wire – all in a dimensional range from 0.48 to 18.5 mm. For this purpose, mainly carburized medium and high-carbon steels, micro-alloyed carbon steels, pre-stressing steels and quenched and tempered steels on a SiCr and SiCrV basis are used. The history of the wire rod mill in Cologne-Mühlheim goes back as far as 1873. Since 1984, it has been a wholly-owned subsidiary of Saarstahl.