2026 Top 10 Large Diameter Insulated Steel Pipe Manufacturers in China

Cangzhou Guangsheng Steel Pipe Manufacturing Co., Ltd

Cangzhou Guangsheng Steel Pipe Manufacturing Co., Ltd., with its registered address in Puwa Industrial Park, Yanshan County, is registered with the Market Supervision Administration of Yanshan County, and its legal representative is Liu Wenhui. Its business scope includes the production of steel pipes, pipe fittings, anti-corrosion steel pipes, insulation steel pipes, pipeline equipment and accessories, valves, spiral steel pipes, straight seam steel pipes, coated composite steel pipes, epoxy powder anti-corrosion steel pipes, water supply coated steel pipes, TPEP anti-corrosion steel pipes, socket type coated steel pipes, special rubber rings for socket type steel pipes, 3PE anti-corrosion steel pipes, external PE anti-corrosion steel pipes, lined plastic steel pipes, coated composite steel pipes for underground coal mines, steam insulation steel pipes and fittings, anti-corrosion equipment and socket type steel pipe production equipment; Sales of special rubber rings for socket steel pipes. To engage in the export business of self-produced products and technologies of our enterprise, as well as the import business of mechanical equipment, spare parts, raw materials and technologies required by our enterprise, except for goods and technologies restricted or prohibited from import and export by the state. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Large Diameter Insulated Steel Pipe, Pipe Support, Waterproof Sleeve

Cangzhou Jianghong Pipeline Equipment Co., Ltd

Cangzhou Jianghong Pipeline Equipment Co., Ltd., with its registered address in Jiajin Village, Mengdian Township, Yanshan County, is registered with the Market Supervision Administration of Yanshan County. The legal representative is Li Ruilan, and its business scope includes spiral steel pipes, straight seam steel pipes, seamless steel pipes, petroleum casings, anti-corrosion steel pipes, polyurethane insulation steel pipes, 3pe anti-corrosion steel pipes, TPEP anti-corrosion steel pipes, epoxy powder steel pipes, coated composite pipes, non-toxic drinking water steel pipes, hot-dip plastic cable threading protection pipes, fire coated steel pipes, resin composite steel pipes for coal mines, pipeline pipes, insulation pipes, alloy pipes, stainless steel fittings, anti-corrosion insulation materials, and pipeline equipment accessories; Sales of pipes, boards, wires, power plant accessories, pipeline accessories, anti-corrosion and insulation pipe fittings, pipeline construction and installation, anti-corrosion and insulation engineering construction, heating pipe network design and construction. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Large Diameter Insulated Steel Pipe, Aluminum Alloy Lined Plastic Pipe, Cement Mortar Anti-Corrosion Steel Pipe

Hebei Zhongdong Pipeline Co., Ltd

Hebei Zhongdong Pipeline Co., Ltd., located in Zhenggang Industrial Zone, Yanshan County (opposite to Yanbai Leisure Products Company), was established on January 25, 2018. The registration authority is Yanshan County Market Supervision Administration, and the legal representative is Guo Zhongjie. Core products: Large Diameter Insulated Steel Pipe, Plastic-Coated Steel Pipe, Epoxy Coal Tar Anti-Corrosion Steel Pipe

Hebei Puxin Pipeline Group Co., Ltd

Puwacheng Industrial Park, Yanshan Economic Development Zone (West of Changhui Line)

Hebei Puxin Pipeline Group Co., Ltd., located in Puwacheng Park, Yanshan Economic Development Zone (west of Changhui Line), was established on April 22, 2019. The registration authority is the Market Supervision Administration of Yanshan County, and the legal representative is Chu Yajun. Core products: Large Diameter Insulated Steel Pipe, Plastic-Coated Steel Pipe, Anti-Corrosion Steel Pipe

Cangzhou Tianhe Yuan Pipeline Co., Ltd

Cangzhou Tianhe Yuan Pipeline Co., Ltd., with its registered address in Jiajin Village, Mengdian Township, Yanshan County, is registered with the Market Supervision Administration of Yanshan County, and its legal representative is Jia Shixing. Its business scope includes the sales of steel pipes, fittings, anti-corrosion and insulation pipelines, pipeline accessory series products, anti-corrosion steel pipes, insulation steel pipes, polyurethane insulation pipes, prefabricated buried insulation pipes, steel sleeve steam insulation pipes, 3PE anti-corrosion steel pipes, anti-corrosion pipelines for water supply and drainage, heat, electricity, oil and gas, anti-corrosion and insulation processing, power plant accessories, plastic coating, lining, hot-dip plastic composite pipes, cable protection pipes, metal products, plastic products, anti-corrosion and insulation materials, steel, plates, alloys, stainless steel pipes, and fittings, as well as the import and export business of the above commodities. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Large Diameter Insulated Steel Pipe, Steel Sleeve Steel Insulation Pipe, Anti-Corrosion Steel Pipe

Cangzhou Guangyi Pipeline Manufacturing Co., Ltd

Yemaoli Village, Wangshu Town, Yanshan County

Cangzhou Guangyi Pipeline Manufacturing Co., Ltd., located in Yemaoli Village, Wangshu Town, Yanshan County, was established on March 29, 2023. The registered authority is the Yanshan County Market Supervision Administration, and the legal representative is He Kangle. Core products: Large Diameter Insulated Steel Pipe, Plastic-Coated Steel Pipe, Anti-Corrosion Steel Pipe

Cangzhou Hengyun Anti corrosion and Insulation Engineering Co., Ltd

Cangzhou Hengyun Anti corrosion and Thermal Insulation Engineering Co., Ltd. is registered in the middle section of Puwacheng Park, Yanshan Economic Development Zone, Hebei Province. The registration authority is the Market Supervision Administration of Yanshan County, and the legal representative is Liu Jiandong. Its business scope includes licensed projects such as construction projects. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. Specific business projects shall be subject to the approval documents or licenses issued by relevant departments.) General projects: sales of metal materials; Sales of building materials; Sales of rubber products; Sales of plastic products; Sales of metal products; Retail of hardware products; Sales of building decoration materials; Sales of valves and plugs; Sales of mechanical parts and components; Sales of anti-corrosion materials; Sales of insulation materials; Sales of fasteners; Sales of metal wire ropes and their products; Sales of seals; Sales of metal chains and other metal products; Sales of metal structures. (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law). Core products: Large Diameter Insulated Steel Pipe, One, Flange