PT Steel Pipe Industry of Indonesia Tbk, together with its subsidiary, PT Spindo Engineering Industry, manufactures and sells steel pipes/tubes and other related products in Indonesia and internationally. It operates through Steel Pipe Mill; Spiral Steel Pipe Mill; Strips and Plate; and Services and Others segments. The company offers ERW and SSAW pipes, such as structural pipes for use in foundation work, construction projects, bridges, piers, airports, stadiums, and halls, etc., as well as building envelope structural applications; water pipes for use in transmission water pipelines, water treatment plants, wastewater treatment plants, hydropower use facilities, and water circulation systems in buildings, as well as water tunnels; and oil and gas pipes for use in the oil and gas industry. It also provides stainless steel pipes, including ornamental tubes and industrial pipes; galvanized pipes and galvanized iron pipes applied as ceiling and ceiling frames, wall partition frames, canopies, fences, gates, electrical, and telecommunication cable channels; steel poles comprising telephone, electric, and lighting poles; and mechanical tubes for use in furniture materials, bus frame structures, bicycle frames, and automotive parts. In addition, the company offers trading and industrial services. It exports its products. The company was founded in 1971 and is headquartered in Surabaya, Indonesia. PT Steel Pipe Industry of Indonesia Tbk is a subsidiary of PT Cakra Bhakti Para Putra.