Top 5 Largest Steel Manufacturers In Japan – GTS Steel

Kobe Steel Ltd., a renowned steel manufacturer and supplier, specializes in a diverse range of steel and non-ferrous metal products. Its extensive portfolio includes iron, steel, aluminum, and copper products, encompassing steel casting, forgings, titanium, copper sheets, and strips, as well as welding products and aluminum alloys.

Beyond metals, the company also excels in offering construction equipment, recycling machinery for both metal and resources, as well as forestry machinery.

Moreover, Kobe Steel extends its expertise to various services, including residential property sales, building management, insurance, leasing and testing, and research services.

With a global footprint spanning North America, South America, Asia, Oceania, Europe, and the Middle East, Kobe Steel operates seamlessly across continents. Its headquarters are situated in Kobe, Hyogo, Japan.

1. Steel Plates: Kobe Steel manufactures high-quality steel plates used in various applications such as shipbuilding, construction, bridges, and pressure vessels. These plates are available in different grades and thicknesses to meet specific customer requirements.
2. Steel Sheets: Kobe Steel produces steel sheets for automotive panels, home appliances, and other applications requiring flat steel products. These sheets are known for their consistent quality and surface finish, including coated steel coils (GI, GL, PPGI and PPGL steel sheet in coils)
3. Steel Pipes and Tubes: Kobe Steel manufactures welded and seamless steel pipes and tubes used in industries such as oil and gas, automotive, construction, and infrastructure. These pipes and tubes come in different sizes, shapes, and grades to suit different applications.
4. Specialty Steel Products: Kobe Steel is known for its specialty steel products, including high-strength steel, high-tensile steel, and heat-resistant steel. These specialty steels find applications in automotive components, machinery parts, and other demanding environments.

4. Daido Steel

Daido Steel is one of the world’s largest specialty steel manufacturers, the company have been in business for 90 years in 2006. Business segments are as follows: Specialty steel, parts for automobile and industrial equipment, electronic magnetic materials, new materials, trading and services.

The headquarters are located in Nagoya and Tokyo (Japan), we have R&D division and there are 9 domestic factories. We have offices and affiliates in Europe, Asia and North America, so Daido Steel extend business across the world. In the fiscal year that ended in March 2006, consolidated net sales increased 12% to ¥480,703 million.

As for welding consumables, Daido steel produces solid wires for Ar-CO2, good slag detachability wire, wire for galvanized steel, ferritic stainless wire, titanium and titanium alloy wire for GMAW, etc

Some of the key products manufactured by Daido Steel include:

1. Tool Steel: Daido Steel is renowned for its high-quality tool steels, which are used in cutting, drilling, shaping, and forming materials in industrial applications such as manufacturing, construction, and machining.
2. Stainless Steel: The company produces stainless steel for applications requiring corrosion resistance, strength, and aesthetic appeal. Daido Steel’s stainless steel is used in sectors such as automotive, aerospace, construction, and household appliances.
3. Specialty Alloys: Daido Steel manufactures specialty alloys tailored to specific industrial needs, including nickel alloys, cobalt alloys, and titanium alloys. These alloys find applications in critical environments such as aerospace, chemical processing, and medical devices.
4. Bearing Steel: Daido Steel is a leading producer of high-quality bearing steel used in the manufacturing of ball bearings, roller bearings, and other precision components for automotive, industrial machinery, and aerospace applications.
5. Structural Steel: The company also produces structural steel products used in construction, infrastructure projects, and engineering applications requiring high strength, durability, and weldability.

5. Maruichi Steel Tube Ltd.

Maruichi Steel Tube Ltd., based in Tokyo, Japan, is a leading manufacturer of steel pipes and tubes, catering to various industries and sectors both domestically and internationally. Established in 1947, Maruichi Steel Tube has a long history of expertise and innovation in the steel tubing industry.

The company specializes in the production of a wide range of steel tubes and pipes, including carbon steel tubes, stainless steel tubes, and alloy steel tubes. These products serve diverse applications such as structural support, construction, automotive components, machinery parts, and infrastructure development.

Maruichi Steel Tube is committed to maintaining high standards of quality and reliability in its products. It leverages advanced manufacturing technologies and stringent quality control processes to ensure that its steel tubes meet or exceed industry standards and customer expectations.

Furthermore, Maruichi Steel Tube prioritizes environmental sustainability and corporate social responsibility in its operations. The company implements eco-friendly practices throughout its production processes, including energy efficiency initiatives and waste reduction measures.

In addition to its manufacturing capabilities, Maruichi Steel Tube places a strong emphasis on customer satisfaction and collaboration. It works closely with its clients to understand their specific requirements and provides customized solutions to meet their needs effectively.