IMARC Group has recently released a new research study titled “South Korea Steel Tubes Market Size, Share, Trends and Forecast by Product Type, Material Type, End Use Industry, and Region, 2025-2033”, offers a detailed analysis of the market drivers, segmentation, growth opportunities, trends and competitive landscape to understand the current and future market scenarios.

South Korea Steel Tubes Market Overview

The South Korea steel tubes market size was valued at USD 1,588.51 Million in 2024 and is expected to reach USD 1,774.84 Million by 2033, growing at a CAGR of 1.24% during the forecast period 2025-2033. The market growth is driven by expanding infrastructure, automotive, shipbuilding, and energy sectors, with manufacturers adopting innovative, corrosion-resistant materials. Government support for industrial innovation and supply chain localization strengthens market foundations. Despite global competition and raw material price fluctuations, ongoing R&D investments enhance competitiveness.

Study Assumption Years

• Base Year: 2024
• Historical Year/Period: 2019-2024
• Forecast Year/Period: 2025-2033

South Korea Steel Tubes Market Key Takeaways

• Current Market Size (2024): USD 1,588.51 Million
• CAGR (2025-2033): 1.24%
• Forecast Period: 2025-2033
• The South Korea steel tubes market is propelled by expansion in the country's infrastructure, automotive, shipbuilding, and energy sectors.
• Government initiatives such as the Hydrogen City project in Ulsan are driving demand for specialized steel tubes.
• Urban infrastructure upgrades, including wastewater and sewage networks, support steady steel tube consumption.
• South Korea's per capita consumption of iron and steel tube fittings was around 2.7 kilograms in 2024, one of the highest in the Asia-Pacific region.
• The market benefits from precision engineering and adoption of advanced coating and welding technologies.
• Steel tubes remain critical due to their strength, durability, and integration with monitoring technologies even amid rising use of alternative materials.

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Market Growth Factors

South Korea's expanding infrastructure sector significantly drives the steel tubes market. The government’s Hydrogen City project in Ulsan, initiated in September 2024 with approximately 9.7 kilometers of hydrogen pipeline infrastructure, fuels demand for high-pressure and corrosion-resistant steel tubes. This energy transition initiative underpins steady consumption. Furthermore, investments in urban transit and industrial zones require durable steel tubing for elevated rail tracks and underground conduits. Advanced coating and welding technologies involved in these projects prompt suppliers to adapt rapidly, reinforcing infrastructure as a consistent steel tube demand driver.

Urban infrastructure renewal also sustains market growth. By May 2025, ongoing wastewater and sewage network upgrades in major metropolitan areas, such as Seoul, reflect smart city initiatives targeting resource efficiency and environmental standards. Though some pipelines shift to high-density polymers, steel tubes remain preferred for pumping stations, main lines, and load-bearing conduits due to their strength and durability. Regional maintenance and renewal plans ensure predictable demand, supporting a stable supply chain and long-term planning for tube manufacturers.

Steady consumption rates underscore market resilience. In 2024, South Korea’s per capita consumption of iron and steel tube fittings was approximately 2.7 kilograms, one of the highest levels in the Asia-Pacific. Despite the rise of polymers and composite materials, steel tubes remain vital in fire suppression, drainage reinforcement, and load-bearing applications. Additionally, emerging sectors such as robotics and automation contribute to demand for precision-grade tubes. This blend of traditional infrastructure needs and technological progression solidifies the market's steady foundation.

Market Segmentation

Product Type Insights

• Seamless Steel Tubes: Tubes manufactured without welding, offering uniformity and strength, widely used in high-pressure applications.
• Welded Steel Tubes: Tubes formed by welding metal strips, typically used where cost-efficiency and structural versatility are prioritized.

Material Type Insights

• Carbon Steel: Predominant material type known for strength and cost-effectiveness, utilized broadly across industries.
• Stainless Steel: Corrosion-resistant variant suited for harsh environments and applications requiring durability.
• Alloy Steel: Steel alloyed with other elements to enhance mechanical properties for specialized applications.
• Others: Includes any additional steel material variants used in tubing.

End Use Industry Insights

• Oil and Gas: Steel tubes used in extraction, processing, and transportation of oil and gas products.
• Petrochemicals: Tubing applications in chemical processing plants requiring high resistance to chemicals.
• Infrastructure and Construction: Steel tubes for structural frameworks, pipelines, and urban infrastructure projects.
• Automotive: Usage in vehicle manufacturing for exhaust systems, hydraulic lines, and chassis components.
• Water Treatment and Sewage: Tubes essential for wastewater management infrastructure and sewage systems.
• Others: Encompasses additional industries utilizing steel tubes.

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Regional Insights

The Seoul Capital Area is identified as a major regional market for steel tubes in South Korea. Specific data such as market share or CAGR for regions were not explicitly provided, but the report highlights comprehensive regional segmentation including Yeongnam (Southeastern Region), Honam (Southwestern Region), Hoseo (Central Region), and others. The Seoul Capital Area benefits from urban infrastructure renewal projects and smart city initiatives, contributing to steady demand and supply chain stability.

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