2026 Top 10 Polyurethane Insulated Pipeline Manufacturers in China

Langfang Dinggu Thermal Insulation Building Materials Co., Ltd

Langfang Dinggu Thermal Insulation Building Materials Co., Ltd., with its registered address in Guowangzhibao Village, Dacheng County, Langfang City, is registered with the Market Supervision and Administration Bureau of Dacheng County, Langfang City. The legal representative is Liu Lingqi, and the business scope includes processing and sales of high-density polyethylene outer sleeve pipes, directly buried insulation pipes, steel sleeve steel, steel sleeve steel insulation pipes and fittings, polyurethane products, rock wool products, glass wool products, rubber products, and aluminum silicate products; Sales: Integrated insulation and decoration board, calcium silicate products, silicate products, extruded products, glass fiber cloth, sealing materials, fireproof materials, waterproof materials, chemical products (excluding hazardous drugs); Construction of pipeline engineering, anti-corrosion engineering, and insulation engineering. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Polyurethane Insulated Pipeline, Sealed Sleeve, Insulated Pipe

Hebei Yuanfeng Pipeline Engineering Co., Ltd

Hebei Yuanfeng Pipeline Engineering Co., Ltd., with its registered address at Room 501, Unit 1, Building 34, Wanhe Classic, No. 217 Yuquan Road, Shangzhuang Town, Luquan District, Shijiazhuang City, Hebei Province, is registered with the Luquan District Market Supervision and Administration Bureau. The legal representative is Xu Rui, and the business scope includes pipeline and equipment installation. Construction of pipeline engineering (excluding pressure pipelines), anti-corrosion and insulation engineering, processing (limited to branch operations only), production (limited to branch operations only), sales of pipelines and fittings, sales of building materials, chemical products and raw materials (excluding hazardous chemicals and precursor drugs), import and export of goods or technologies (excluding goods and technologies prohibited by the state or involving administrative approval). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Polyurethane Insulated Pipeline, Steam Insulated Elbow, Insulated Steel Pipe

Hebei Haoshun Pipeline Equipment Manufacturing Co., Ltd

Hebei Haoshun Pipeline Equipment Manufacturing Co., Ltd., with its registered address located 50 meters north of Buzhai section of Provincial Road 283 in Xindian Town, Mengcun Hui Autonomous County, Cangzhou City, Hebei Province, is registered with the Market Supervision and Administration Bureau of Mengcun Hui Autonomous County. The legal representative is Fan Haijun, and its business scope includes the manufacturing and sales of flanges, elbows, pipes, reducers, reducers, tees, profiles, wires, steel, pipeline accessories, insulation pipes and fittings; Production, processing, and sales of templates, climbing frames, scaffolding, special steel forging blocks, mold steel, and molds; Scaffold rental; Waste metal recycling; Sales of PVC, PPR, PE pipes, fittings, and electromechanical products; To engage in the export business of products and technologies produced by our enterprise, as well as the import business of machinery, equipment, spare parts, raw materials, and technologies required by our enterprise. Projects that require approval by law can only be operated after approval by relevant departments.. Core products: Polyurethane Insulated Pipeline, Insulated Steel Pipe,

Jiangsu Dewei Energy Conservation Group Co., Ltd

Jiangsu Dewei Energy Conservation Group Co., Ltd., registered at No. 301 Yuedong Road, Xinjie Street, Yixing City, with the registration authority of Yixing Data Bureau and the legal representative of Qian Ying, engages in the manufacturing and sales of new nano level insulation materials, refractory castables, insulation materials, water treatment equipment, buried insulation pipes, composite pipes, ventilation pipes, composite panels, air conditioning equipment, distributed energy equipment, centralized heating equipment, metal corrugated expansion joints, and compensators; Research and development of distributed energy systems and centralized heating system technologies. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Polyurethane Insulated Pipeline, Directly Buried Insulation Pipe, Insulation Pipe Holder

Cangzhou Changshi Pipeline Equipment Co., Ltd

Cangzhou Changshi Pipeline Equipment Co., Ltd. is registered in Puwacheng Park, Yanshan Economic Development Zone, Yanshan County, Cangzhou City, Hebei Province. The registration authority is the Market Supervision Administration of Yanshan County, and the legal representative is Jia Jingjing. Its business scope includes steel rolling processing. Manufacturing and sales of steel sleeve steam insulation pipes, polyurethane insulation pipes, plastic coated composite pipes, anti-corrosion steel pipes, straight seam steel pipes, seamless steel pipes, 3PE anti-corrosion steel pipes, TPEP anti-corrosion steel pipes, spiral steel pipes, plastic pipes, plastic coated composite pipes, anti-corrosion insulation materials, pipeline pipes, bent pipes, stainless steel pipes, alloy pipes, various pipelines and pipeline accessories, pipe fittings, waterproof sleeves, conveying machinery, pipeline supports and hangers, compensators, mechanical equipment, pressure vessels, metal materials, valves, paints, pipes, plates, wires, steel and above goods import and export business. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Polyurethane Insulated Pipeline, Plastic-Coated Steel Pipe, Pipe Support

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: Polyurethane Insulated Pipeline, Mining Coated Plastic Pipeline, Steel Jacketed Steam Insulated Pipeline

Cangzhou Junhao Pipeline Equipment Co., Ltd

Cangzhou Junhao Pipeline Equipment Co., Ltd., with its registered address at the intersection of Zhaizhuang Road, North Outer Ring Road, Yanshan County, is registered with the Administration for Industry and Commerce of Yanshan County. The legal representative is Dou Shumin, and its business scope includes the import and export of steel pipes, pipeline fittings, pipe fittings, flanges, plates, building materials, hardware and electrical materials, construction machinery, machine tool accessories, rods, I-beams, angle steels, flat steels, channel steels, conveying equipment and the above commodities. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Polyurethane Insulated Pipeline, Plastic-Coated Steel Pipe, Manhole