U.I.T., L.L.C.
U.S. Reduction Co.
U.S. Steel Canada Inc.
Uchida Mutsuo
Udoh Eiji
Ueda Yujiro
Ueda Yuziro
Ueno Hironori
Ueno Sadaumi
Uggla Jan B:Son
Ujiie Nobuhisa
Ukaji Bunji
Ultra-Temp Corporation
Ulveling Léon Wurth
Umarov Almas B.
Umeno Masaki
Umetsu Akira
Unbekand Alfred
Union Carbide Canada Limited
Union Siderurgique du Nord et de l'Est de la France "USINOR"