Information
45 Mapo-daero, Mapo-gu, Seoul, South Korea
+82 2-707-9706
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Overview
- Summary
- Iljin Steel, established in 1982 as part of the Iljin Group, is a specialized manufacturer that began by localizing chemical fiber bobbins, and now primarily produces high-precision cold-drawn steel pipes and seamless steel pipes requiring extreme precision and durability.Iljin Steel, established in 1982 as part of the Iljin Group, is a specialized manufacturer that began by localizing chemical fiber bobbins, and now primarily produces high-precision cold-drawn steel pipes and seamless steel pipes requiring extreme precision and durability.
- Key Products/Technologies
- OCTG (Oil Country Tubular Goods) are high-strength steel pipes with excellent corrosion resistance, stress resistance, and resistance to stress corrosion cracking, including Casing & Tubing and Drill Pipe products. These are critical components used in onshore and offshore oil drilling sites in North America and the Middle East, contributing significantly to stability and productivity.OCTG (Oil Country Tubular Goods) are high-strength steel pipes with excellent corrosion resistance, stress resistance, and resistance to stress corrosion cracking, including Casing & Tubing and Drill Pipe products. These are critical components used in onshore and offshore oil drilling sites in North America and the Middle East, contributing significantly to stability and productivity.
- Power Generation steel pipes are tubes for HRSG (Heat Recovery Steam Generators), boilers, and heat exchangers, widely used across various industries. These products demand high durability against ultra-high temperatures, ultra-high pressures, and corrosion from high-temperature steam, with manufacturing capabilities for lengths ranging from 3M to 28M that meet international standards (EN, ASTM). The company possesses technology to produce both Hot-Finished and Cold-Finished products.Power Generation steel pipes are tubes for HRSG (Heat Recovery Steam Generators), boilers, and heat exchangers, widely used across various industries. These products demand high durability against ultra-high temperatures, ultra-high pressures, and corrosion from high-temperature steam, with manufacturing capabilities for lengths ranging from 3M to 28M that meet international standards (EN, ASTM). The company possesses technology to produce both Hot-Finished and Cold-Finished products.
- Line Pipes are steel pipes used for the stable transportation of various gases and liquids, meeting international standards and providing high-quality levels demanded by customers.Line Pipes are steel pipes used for the stable transportation of various gases and liquids, meeting international standards and providing high-quality levels demanded by customers.
- Mechanical Tubes are steel pipes used in hydraulic cylinders for construction machinery and equipment, including Tube for Hydraulic Cylinder and Drill Rod product lines. These specialty steel pipes require high precision and durability, directly impacting the safety of construction machinery.Mechanical Tubes are steel pipes used in hydraulic cylinders for construction machinery and equipment, including Tube for Hydraulic Cylinder and Drill Rod product lines. These specialty steel pipes require high precision and durability, directly impacting the safety of construction machinery.
- Automotive steel pipes are materials that contribute to vehicle weight reduction and performance improvement by ensuring high durability and mechanical properties. The company's capability to manufacture both ERW (Electric Resistance Welding) steel pipes and Seamless steel pipes allows it to meet the high specifications and quality demands of the automotive parts industry.Automotive steel pipes are materials that contribute to vehicle weight reduction and performance improvement by ensuring high durability and mechanical properties. The company's capability to manufacture both ERW (Electric Resistance Welding) steel pipes and Seamless steel pipes allows it to meet the high specifications and quality demands of the automotive parts industry.
- Stainless tubes are a product line with comprehensive material technology, forming technology, and heat treatment technology required for mass production of stainless alloy tubes. These high-quality stainless steel pipes achieve cost competitiveness through efficient mass production technology.Stainless tubes are a product line with comprehensive material technology, forming technology, and heat treatment technology required for mass production of stainless alloy tubes. These high-quality stainless steel pipes achieve cost competitiveness through efficient mass production technology.
- Precision Cold Drawn Shapes are products formed by processing drawn steel pipes into special cross-sectional shapes, such as petal patterns or rounded squares, customizable to customer specifications. These are high-value-added products that integrate drawing and rolling technologies.Precision Cold Drawn Shapes are products formed by processing drawn steel pipes into special cross-sectional shapes, such as petal patterns or rounded squares, customizable to customer specifications. These are high-value-added products that integrate drawing and rolling technologies.
- Seamless Pipes are products successfully mass-produced after the completion of the first large-scale seamless steel pipe manufacturing plant in Korea. Production capabilities include various specifications with outer diameters from 1 to 7 inches, thicknesses up to 25mm, and lengths up to 30m. These high-quality steel pipes meet international standards (API 5L, EN, DNV).Seamless Pipes are products successfully mass-produced after the completion of the first large-scale seamless steel pipe manufacturing plant in Korea. Production capabilities include various specifications with outer diameters from 1 to 7 inches, thicknesses up to 25mm, and lengths up to 30m. These high-quality steel pipes meet international standards (API 5L, EN, DNV).
- Core Advantages
- Unique technological prowess and localization capabilities are the result of accumulated precision cold drawing technology, heat treatment, and post-processing technologies, starting with the localization of chemical fiber bobbins in 1982. The company's pioneering capability includes establishing and successfully mass-producing the first integrated seamless steel pipe manufacturing line in Korea.Unique technological prowess and localization capabilities are the result of accumulated precision cold drawing technology, heat treatment, and post-processing technologies, starting with the localization of chemical fiber bobbins in 1982. The company's pioneering capability includes establishing and successfully mass-producing the first integrated seamless steel pipe manufacturing line in Korea.
- A diverse product portfolio is a strength that includes a wide range of specialty steel pipe products such as OCTG, power generation, line pipes, mechanical structures, automotive parts, stainless tubes, and precision cold-drawn shapes. This enables flexible response to diverse customer requirements across various industrial sectors.A diverse product portfolio is a strength that includes a wide range of specialty steel pipe products such as OCTG, power generation, line pipes, mechanical structures, automotive parts, stainless tubes, and precision cold-drawn shapes. This enables flexible response to diverse customer requirements across various industrial sectors.
- High quality and adherence to international standards are competitive advantages, with OCTG products meeting stringent quality criteria and seamless steel pipes complying with international standards such as API 5L, EN, and DNV. Precision drawn steel pipes also meet international standards including ASTM A519, ASTM A513, EN 10297, and EN 10305, demonstrating strong quality competitiveness.High quality and adherence to international standards are competitive advantages, with OCTG products meeting stringent quality criteria and seamless steel pipes complying with international standards such as API 5L, EN, and DNV. Precision drawn steel pipes also meet international standards including ASTM A519, ASTM A513, EN 10297, and EN 10305, demonstrating strong quality competitiveness.
- Research and development capabilities are a core driver, with R&D centers in Suwon and Jeonju where expert researchers with master's and doctoral degrees conduct new product development, process technology, and testing and analysis. The company leads technological innovation by participating in government-funded research projects such as the Excellent Manufacturing Technology Research Center program and energy technology development projects.Research and development capabilities are a core driver, with R&D centers in Suwon and Jeonju where expert researchers with master's and doctoral degrees conduct new product development, process technology, and testing and analysis. The company leads technological innovation by participating in government-funded research projects such as the Excellent Manufacturing Technology Research Center program and energy technology development projects.
- Global market competitiveness is based on quality and technological capabilities recognized not only in Korea but also worldwide, enabling expansion into international markets. The company has established a global supply chain, actively providing OCTG products to major onshore and offshore oil drilling sites in regions like North America and the Middle East.Global market competitiveness is based on quality and technological capabilities recognized not only in Korea but also worldwide, enabling expansion into international markets. The company has established a global supply chain, actively providing OCTG products to major onshore and offshore oil drilling sites in regions like North America and the Middle East.
- Customized production capability involves manufacturing products in various lengths (3m to 30m) as required by customers, and a flexible production system that allows for custom manufacturing of precision cold-drawn shapes according to customer specifications. This is a significant differentiating factor that enhances customer satisfaction.Customized production capability involves manufacturing products in various lengths (3m to 30m) as required by customers, and a flexible production system that allows for custom manufacturing of precision cold-drawn shapes according to customer specifications. This is a significant differentiating factor that enhances customer satisfaction.
- Target Industrie
- Energy Industry: Supplying core components such as OCTG for oil and gas drilling sites, and steel pipes for power plants, boilers, and heat exchangers.Energy Industry: Supplying core components such as OCTG for oil and gas drilling sites, and steel pipes for power plants, boilers, and heat exchangers.
- Automotive Industry: Providing materials for automotive parts, contributing to weight reduction and performance improvement.Automotive Industry: Providing materials for automotive parts, contributing to weight reduction and performance improvement.
- Construction and Heavy Equipment Industry: Offering various structural steel pipes, including hydraulic cylinder tubes for construction machinery and equipment, and steel wires for bridges and concrete structures.Construction and Heavy Equipment Industry: Offering various structural steel pipes, including hydraulic cylinder tubes for construction machinery and equipment, and steel wires for bridges and concrete structures.
- Shipbuilding Industry: Supplying steel pipe products applicable to shipbuilding and offshore plant sectors through DNV classification society certification.Shipbuilding Industry: Supplying steel pipe products applicable to shipbuilding and offshore plant sectors through DNV classification society certification.
- Semiconductor Industry: Providing specialized steel pipes used in semiconductor factory piping, which demands high precision and cleanliness.Semiconductor Industry: Providing specialized steel pipes used in semiconductor factory piping, which demands high precision and cleanliness.
- Textile Industry: Contributing to the growth of the domestic textile industry by successfully localizing chemical fiber bobbins in its early stages.Textile Industry: Contributing to the growth of the domestic textile industry by successfully localizing chemical fiber bobbins in its early stages.
- Major Markets
- South Korea, Middle East regionSouth Korea, Middle East region
- United StatesUnited States
- Certifications/Patents
- Acquisition of ISO 16949, ISO 9001, and ISO 14001 quality and environmental management system certifications.Acquisition of ISO 16949, ISO 9001, and ISO 14001 quality and environmental management system certifications.
- Ensuring reliability of marine and pressure equipment related products through DNV classification society certification and PED(DNV) certification.Ensuring reliability of marine and pressure equipment related products through DNV classification society certification and PED(DNV) certification.
- Meeting international standards for oil country tubular goods through API 5CT and API 5L certifications.Meeting international standards for oil country tubular goods through API 5CT and API 5L certifications.
- Possession of Japanese Industrial Standards certifications including JIS G 3462, JIS G 3461, and JIS G 3454.Possession of Japanese Industrial Standards certifications including JIS G 3462, JIS G 3461, and JIS G 3454.
- Recognition as a specialized parts and materials company and selection as an Excellent Manufacturing Technology Research Center (ATC) by the Ministry of Knowledge Economy of Korea.Recognition as a specialized parts and materials company and selection as an Excellent Manufacturing Technology Research Center (ATC) by the Ministry of Knowledge Economy of Korea.
- Ownership of multiple technology patents, representing proprietary technological competitiveness accumulated during the successful production of seamless steel pipes.Ownership of multiple technology patents, representing proprietary technological competitiveness accumulated during the successful production of seamless steel pipes.
- Selection as a World-Class Product for multi-stage cylinders for construction machinery (2012) and cylinder steel pipes (2017).Selection as a World-Class Product for multi-stage cylinders for construction machinery (2012) and cylinder steel pipes (2017).
Introduction
Location
45 Mapo-daero, Mapo-gu, Seoul, South Korea
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