Top 10 Welded Steel Pipe Manufacturers in China By 2026

This ranking is based on comprehensive steel pipe production capacity, market share, technical expertise, international certifications (API/ASTM/EN), and industry influence, covering all major steel pipe categories including erw, ssawl welded, lsaw welded,and galvanized pipes. Each manufacturer is analyzed across three key dimensions: Founded Year, Product Range, and Core Advantages.Top 10 Welded Steel Pipe Manufacturers in China By 2026 (in no strict hierarchical order)

Year Founded:Its founded in 1978 as a landmark national project, stands as China's most advanced steel conglomerate.
Product Range:Its product range is centered on ultra-high-grade welded pipes for the most demanding applications, including large-diameter longitudinal submerged arc welded (LSAW) pipes produced via UOE and JCOE processes for high-pressure oil and gas transmission, thick-walled pipes for offshore engineering, and premium electric resistance welded (ERW) and seamless OCTG.
Core Advantages:Its core advantage is an unrivaled commitment to R&D, cutting-edge manufacturing technology, and its role as the primary supplier for China's strategic "West-East" pipeline projects and other critical international energy infrastructure, guaranteeing top-tier quality and technical compliance.


Year Founded:It originated in 1916 and was revived after 1949, making it one of the oldest and largest steel manufacturers in China's history.
Product Range:Its welded pipe portfolio includes high-grade line pipes (LSAW, SSAW) for oil and gas, boiler and heat-exchanger tubes, and structural pipes.
Core Advantages:Its core strength lies in its massive, integrated production system-from ironmaking to finished pipe-ensuring strict material control, significant economies of scale, and a long-standing reputation for reliability in heavy industry and national infrastructure development.

Year Established: Founded in 2005 as Handan Zhengda Steel Pipe Co., Ltd., the company was restructured into Handan Zhengda Steel Pipe Group Co., Ltd. on August 8, 2021.
Product Range: Zhengda Pipe produces ERW black and hot-dip galvanized pipes, square/rectangular hollow sections, SSAW pipes, and scaffolding pipes under the "Tianhong" and "Jili" brand names. Their product range meets various international standards, including API 5L, BS1387, ASTM A53, and ASTM A500.
Core Advantages: The company operates four production bases in Handan, Qian'an, Shanxi, and Yunnan, enabling efficient nationwide distribution. Zhengda Pipe is ISO 9001, ISO 14001, and API 5L certified, and holds recognition as one of the top 500 manufacturers in China, one of the top 500 private enterprises in China, and a national high and new tech enterprise. The company's core strengths include its massive production capacity, strong brand reputation, and specialized focus on hot-dip galvanized products.

Year Established: CSPG was established in 2000, based on Cangzhou Spiral Steel Pipe Co., Ltd., which was founded in 1994.
Product Range: CSPG specializes in large-diameter welded pipes, including spiral welded pipes (219-3,500mm diameter), ERW pipes, LSAW pipes, and anti-corrosion coated pipes for water and gas transmission. The company provides customized solutions for municipal engineering and infrastructure projects with a focus on large-diameter applications.
Core Advantages: CSPG operates 13 spiral steel pipe production lines with an annual capacity of 400,000 tons, specializing in large-diameter welded pipes for water and gas transmission. Their "Wuzhou" brand is recognized as a famous brand in Hebei Province, and the company has a strong presence in municipal engineering and infrastructure projects across China.

Year Established: Founded in 1958, Changbao Steel Tube was listed on the Shenzhen Stock Exchange in 2010. It is headquartered in Jiangsu Province and has established itself as a leading manufacturer of OCTG (oil country tubular goods).
Product Range: Changbao Steel Tube produces ERW pipes, LSAW pipes, OCTG, boiler tubes, and petrochemical heat exchanger tubes. The company specializes in small-diameter alloy high-pressure boiler tubes and oil country tubular goods, meeting international standards such as API 5CT.
Core Advantages: Changbao Steel Tube is API 5CT certified and a CNPC first-class supplier, recognized as a global leading manufacturer of small-diameter alloy high-pressure boiler tubes and the second-largest manufacturer in China's oil pipe industry. Their core strengths include technical expertise in high-pressure and alloy pipe production, strong relationships with major oil companies, and a focus on high-value-added products.

Year Established: founded in the 2000s, has become a dominant force in the galvanized ERW pipe market.
Product Range: It focuses on electric resistance welded (ERW) steel pipes, both black and galvanized, for construction, scaffolding, furniture, and general engineering.
Core Advantages:Its core advantage is staggering, high-volume production efficiency, a tightly controlled supply chain from hot-rolled coil to finished pipe, and a powerful export-oriented sales network that delivers highly competitive products globally.

Year Founded: Youfa steel pipe was founded in March 2000, with the headquartered in Tianjin, China's welded pipe production hub.(listed in 2020, stock code: 601686)
Product Range: China's largest producer of welded steel pipes. Dominates in erw pipes,galvanized pipes, square/rectangular pipes,ssaw pipes,slaw pipes,scaffolding pipes, structural pipes, and standard fluid conveyance pipes. The definitive volume leader in welded segments.
Core Advantages: 19 consecutive years as China's top welded and galvanized capacity and >65% market share in galvanized round pipes; 10 production bases nationwide; 228 patents; participated in national/industry standards; ISO9001/API/ASTM/ certified.

Year Established: Shagang Group was founded in 1975 and is headquartered in Jiangsu Province.
Product Range: Shagang Group produces ERW pipes, spiral welded pipes, and square/rectangular pipes for construction, machinery, and energy sectors.
Core Advantages: Shagang Group benefits from vertical integration from iron ore mining to finished steel products, enabling better control over quality and costs. Their core strengths include economies of scale, strong financial position, and vertical integration in the steel production process.

Year Established: Huayang Steel Pipe was founded in 2005 and is headquartered in Hebei Province.
Product Range: Huayang Steel Pipe produces ERW pipes (76-630mm diameter), LSAW pipes (406-1,422mm diameter), and galvanized pipes for construction and mechanical applications. The company provides a comprehensive range of welded pipes for various industrial sectors with a focus on Northern China market.
Core Advantages:The "Huayang Brand" rated as a "Hebei Famous Brand Product". The company is one of the largest ERW and LSAW steel pipe manufacturers in Northern China. Their core strengths include strong financial position, brand recognition in Northern China, and comprehensive production capabilities for both ERW and LSAW pipes.

Year Established: Yonggang Group was founded in 1984 and is headquartered in Jiangsu Province.
Product Range: Yonggang Group produces ERW pipes, square/rectangular pipes, and spiral welded pipes for construction, machinery, and industrial use. The company offers a comprehensive range of steel pipes for various applications with a focus on East China market.
Core Advantages: Yonggang Group is a private enterprise with strong financial performance, ISO 14001 certification, and a focus on green production. The company has advanced production equipment and a quality control system with a strong presence in East China market and expanding internationally.

Summary:Hebei Province dominates China's welded pipe production, accounting for approximately 40% of national output. ERW pipes represent about 60% of China's welded pipe market, followed by spiral welded (25%) and LSAW (15%). Major applications include construction , energy transmission, water supply , and industrial use. Leading manufacturers hold multiple international certifications, including API 5L, ISO 9001, ISO 14001, and CE, enabling them to compete effectively in global markets.