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Company Description

Contact Info

Gate City Ohsaki-West Tower

11-1, Osaki 1-chome


Tokyo, 141-0032


Phone: 81 3 5745 2001

Fax: 81 3 5745 2025

The Japan Steel Works, Ltd. engages in the production and sale of steel and machinery products. The company’s activities, in the steel products area, include the production and sale of steel castings and forgings, and the production and sale of steel plates and structures. In the machinery area, its activities include the production and sale of plastics and other machinery, magnesium alloy injection molding machines and molded products, IT equipment, and wind power equipment. Steel Castings and Forgings The company produces a range of cast products, as well as steel ingots for forged products and for rolling. These products are used in machinery and facilities for the electric power generation industry (fossil fuel, hydroelectric, and nuclear power stations), and the steel-making and general industrial machinery industries. Steel Plates and Structures The company’s main business lines are the production and sale of products for oil refining, the petroleum and general chemical industries, and for power generation, as well as a range of pressure vessels, clad steel plates, and clad steel pipes. The company’s plate rolling mill can roll thick, wide, and long steel plates with a maximum thickness of up to 350 millimeters, a maximum width of 4.8 meters, and a maximum length of 20 meters. It is used to produce clad steel plates mainly. In addition, the company carries out integrated manufacturing processes from raw materials to products, producing a range of pressure vessels (for oil refining and the chemical industry) through the use of welding technology and facilities. Plastics Machinery The company’s main business lines are the production and sale of injection molding machines, blow molding machines, and other composite plastics production and processing machinery, including polyolefin extruders/pelletizers, compound extruder mixing machines, equipment for making films and sheets, and others. Other Machinery The company’s main business lines are the production, sale, and maintenance of fluid machinery, hydraulic machines, machinery for the production of electronic components and displays, metal-working machinery, waste-treatment equipment, magnesium alloy injection molding machines, die-casting machine, wind turbine system equipment, and defense-related equipment. History The Japan Steel Works, Ltd. was founded in 1907.


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Price/Sales 0.7x
Price/Book 1.5x
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TEV/Sales 0.3x

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