2026 Top 10 Large Diameter Polyurethane Insulated Steel Pipe Manufacturers in China

Yanshan Shangchi Pipeline Co., Ltd

Yanshan Shangchi Pipeline Co., Ltd., with its registered address located in Puwacheng Industrial Development Zone, Yanshan County, is registered with the Yanshan County Market Supervision and Administration Bureau, and its legal representative is Dou Lanfen. Its business scope includes the production of spiral steel pipes, straight seam steel pipes, seamless steel pipes, and petroleum casings, as well as the processing of 3PE anti-corrosion steel pipes, polyurethane insulation steel pipes, TPEP anti-corrosion steel pipes, epoxy powder anti-corrosion steel pipes, plastic coated composite pipes, non-toxic drinking water steel pipes, heavy protection bimetallic bridge protection pipes, hot-dip plastic cable threading protection pipes, fire protection coated steel pipes, epoxy resin composite steel pipes for coal mines, pipeline pipes, insulation pipes, alloy pipes, stainless steel pipes, pipe fittings, anti-corrosion insulation materials, and pipeline equipment accessories; Sales of pipes, plates, wires, and steel materials; 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 Polyurethane Insulated Steel Pipe, Plastic-Coated Steel Pipe, Dfpb Tube

Shandong Shengbao Pipeline Technology Co., Ltd

Shandong Shengbao Pipeline Technology Co., Ltd., with its registered address located at the north of Xishou Road, Jinshan Street, Xin'an Street, Anqiu City, Weifang City, Shandong Province, is registered with the Anqiu Market Supervision Administration Bureau. The legal representative is Wang Zengfeng, and the business scope includes general projects such as metal surface treatment and heat treatment processing; Manufacturing of glass fiber reinforced plastic products; Sales of glass fiber reinforced plastic products; Manufacturing of fiberglass and related products; Sales of fiberglass and related products; Manufacturing of plastic products; Sales of plastic products; Manufacturing of metal structures; Sales of metal structures; Manufacturing of metal materials; Sales of metal products; Manufacturing of instruments and meters; Sales of instruments and meters; Instrument and meter repair; Sales of engineering plastics and synthetic resins; Manufacturing of power transmission, distribution and control equipment; Sales of intelligent power transmission and distribution and control equipment; Production of chemical products (excluding licensed chemical products); Sales of chemical products (excluding licensed chemical products); Installation services for ordinary mechanical equipment; Research and development of emerging energy technologies; Research and development of resource recycling technology; Promotion services for new material technology; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Import and export of goods; Technology import and export. (Except for projects that require approval according to law, business activities can be carried out independently based on the business license in accordance with the law) Licensed project: construction project construction; Manufacturing of special equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments. The specific business projects shall be subject to the approval documents or licenses issued by the relevant departments.). Core products: Large Diameter Polyurethane Insulated Steel Pipe, Fiberglass Chimney, Tpep Anti-Corrosion Steel Pipe

Langfang Wanfu Thermal Insulation Materials Co., Ltd

Langfang Wanfu Thermal Insulation Materials Co., Ltd., with its registered address in Zhaojiawu Village, Dacheng County, Langfang City, is registered with the Market Supervision and Administration Bureau of Dacheng County, Langfang City. The legal representative is Xu Weiqing, and the business scope includes general projects: manufacturing of thermal insulation and sound insulation materials; Sales of insulation and soundproofing materials; Manufacturing of plastic products; Sales of plastic products; Manufacturing of architectural decoration, plumbing components, and other metal products for building use; Installation services for ordinary mechanical equipment; Manufacturing of asbestos cement products; Sales of asbestos cement products; Manufacturing of asbestos products; Sales of asbestos products; Manufacturing of non-metallic mineral products; Sales of non-metallic minerals and products; Sales of insulation materials; Manufacturing of lightweight building materials; Sales of lightweight building materials; Sales of building waterproofing membrane products; Sales of coatings (excluding hazardous chemicals); Retail of hardware products; Import and export of goods; Technology import and export (except for projects that require approval according to law, independently conducting business activities that are not prohibited or restricted by laws and regulations) License projects: construction projects; Power supply business; Power generation business, transmission business, and power supply (distribution) business; Installation, maintenance, and testing of power transmission, supply, and receiving facilities (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval documents or licenses). Core products: Large Diameter Polyurethane Insulated Steel Pipe, Polyurethane Pipe Shell, Pert Insulation Pipe

Cangzhou Huadun Pipeline Technology Co., Ltd

Cangzhou Huadun Pipeline Technology Co., Ltd., with its registered address located at the south of Puyang Road East Section, Economic Development Zone, Yanshan County, Cangzhou City, Hebei Province, is registered with the Market Supervision Administration of Yanshan County. The legal representative is Liu Zhenhong, and its business scope includes the research and development and utilization of steel pipe anti-corrosion technology; Production of coated composite steel pipes, 3PE anti-corrosion steel pipes, spiral steel pipes, straight seam steel pipes, seamless steel pipes, heating insulation steel pipes, TPEP anti-corrosion steel pipes, hot-dip plastic cable conduit, steel sleeve steam insulation pipes, fire protection coated steel pipes, coated steel pipes for coal mines, pipeline pipes, alloy pipes, stainless steel pipes, fittings, anti-corrosion insulation materials, pipelines and pipeline accessories, pipes, plates, wire steel and sales. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Large Diameter Polyurethane Insulated Steel Pipe, Galvanized Iron Sheet Polyurethane Insulation Pipe, Epoxy Coal Tar Anti-Corrosion 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 Polyurethane Insulated Steel Pipe, Plastic-Coated Steel Pipe, Steel Sleeve Steel Insulation 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 Polyurethane Insulated Steel Pipe, Plastic-Coated Steel Pipe, Insulated 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 Polyurethane Insulated Steel Pipe, One, Insulated Steel Pipe