Osaka Steel Co., Ltd. engages in production and sale of steel products for the construction, civil engineering, shipbuilding, steel towers, and industrial machinery manufacturing applications in Japan. It offers equal and unequal angles, channels, I-beams, round and deformed bars, mechanical joints for reinforcing bars, rails, elevator guide rails, colored angles and channels, deformed and round joints, flat and square bars, billets, and other semi-finished steel products. The company was incorporated in 1978 and is headquartered in Osaka, Japan. Osaka Steel Co., Ltd. operates as a subsidiary of Nippon Steel Corporation.