Erdemir, the main company of the OYAK Mining Metallurgy and one of the most valuable industrial assets of Turkey, was established in 1960 under a special law, in order to be the first domestic producer of flat steel, which the Turkish industry necessitates at that time. Erdemir produces plates, hot and cold rolled, tin, chromium and zinc coated flat steel and supplies basic inputs to automotive, white goods, pipes and tubes, rolling, manufacturing, electrics-electronics, mechanical engineering, energy, heating equipment, shipbuilding, defense, and packaging industries.
Tosyalı Holding çatısı altında olan Tosçelik Profil ve Sac Endüstrisi A.Ş. sanayi borusu ve kutu profil üretimi yapmak amacıyla 1997 yılında İskenderun Sanayi Bölgesinde kurulmuştur.
As a leader in steel sector, and the pioneer in Turkish market, Çelik Halat ve Tel Sanayii A.Ş. was established in 1962 to supply high carbon wire and steel wire rope need of domestic market and started production in 1968.
Çelik Halat ve Tel Sanayii A.Ş has been growing steadily with the power of R&D since its establishment in everywhere you live in;
• Steel Wire Ropes; in various industries such as construction, marine, fishery, petroleum, mining, elevators, cranes
• Galvanised Wires; in many kinds of spring applications
• Mechanical Spring Wires; mainly in automotive and white good productions and other spring manufacturing applications
•Patented Wires; used for redrawing purposes
• PC Strand; in bridge girder production, prefabricated construction elements, ground and mine anchorages, nuclear power stations, silo and housing constructions.