Updated Oct 26, 2026 · Public platform & industry data

Oct 26, 2026 Updated

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2026 Top 10 Polyurethane Pipeline Manufacturers in China

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Top-rated Polyurethane Pipeline suppliers, How to choose a Polyurethane Pipeline manufacturer, Best Polyurethane Pipeline companies in China

The top 10 Polyurethane Pipeline manufacturers in China for 2026 are: Langfang Wanhui Thermal Insulation Materials Co., Ltd, Langfang Ouliang Thermal Insulation Materials Co., Ltd, Cangzhou Jianghong Pipeline Equipment Co., Ltd, Hebei Yunkai Steel Plastic Pipe Industry Co., Ltd, Langfang Dinggu Thermal Insulation Building Materials Co., Ltd, Cangzhou Huadun Anti corrosion and Insulation Engineering Co., Ltd, Cangzhou Hengyun Anti corrosion and Insulation Engineering Co., Ltd, Cangzhou Guangyi Pipeline Manufacturing Co., Ltd, Shandong Shengbao Pipeline Technology Co., Ltd, Cangzhou Huadun Pipeline Technology Co., Ltd. Ranked based on product relevance, certifications, company activity, and industry performance. This list is widely used for supplier comparison and sourcing decisions.

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Top 1
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Langfang Wanhui Thermal Insulation Materials Co., Ltd
Overall Score4.9 / 5
Est. Date2024-02-19
Registered Capital1000K CNY

Langfang Wanhui Thermal Insulation Materials Co., Ltd., with its registered address in Shijiawu Village, Quancun Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision and Administration Bureau of Dacheng County, Langfang City. The legal representative is Shi Haicheng, and the business scope includes general projects: manufacturing of thermal insulation and sound insulation materials; Sales of insulation and soundproofing materials; Sales of engineering plastics and synthetic resins; Manufacturing of plastic products; Sales of plastic products; Production of fireproof sealing materials; Sales of fireproof sealing materials; Manufacturing of asbestos products; Sales of asbestos products; Sales of insulation materials; Sales of building materials; Manufacturing of lightweight building materials; Sales of lightweight building materials; Manufacturing of biobased materials; Sales of biobased materials; Sales of synthetic materials; Manufacturing of technical glass products; Sales of technical glass products; Manufacturing of cement products; Sales of cement products; Sales of coatings (excluding hazardous chemicals); Sales of chemical products (excluding licensed chemical products); Sales of building decoration materials; Sales of building waterproofing membrane products; Sales of sealing fillers; Sales of anti-corrosion materials; Sales of fiberglass and related products; Sales of rubber products; Sales of metal products; Sales of metal materials; Labor services (excluding labor dispatch). (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; Construction labor subcontracting. (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: Polyurethane Pipeline, Phenolic Board, Removable Insulation Sleeve

Top 2
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Langfang Ouliang Thermal Insulation Materials Co., Ltd
Overall Score4.8 / 5
Est. Date2020-12-23
Registered Capital500K CNY

Langfang Ouliang Thermal Insulation Materials Co., Ltd., with its registered address in Da Shangtun Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Xu Falong, and its business scope includes the manufacturing and sales of thermal insulation and sound insulation materials, as well as the manufacturing and sales of plastic processing equipment; Sales of chemical products (excluding licensed chemical products), sales of metal materials, sales of building materials, and sales of plastic products; Construction project construction. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Polyurethane Pipeline, Corrosion-Resistant Pipeline, Polyurethane Insulation Pipe, Prefabricated Buried Insulation Pipe

Top 3
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Cangzhou Jianghong Pipeline Equipment Co., Ltd
Overall Score4.8 / 5
Est. Date2020-05-15
Registered Capital23000K CNY

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: Polyurethane Pipeline, Steel Sleeve Steel Insulation Steel Pipe, Insulated Steel Pipe

TOP4
Hebei Yunkai Steel Plastic Pipe Industry Co., Ltd

South Section of Fengze Street, Luancheng District, Shijiazhuang City (South of Zhaojiazhuang Village)

Overall Score4.7 / 5
Est. Date2008-01-27
Registered Capital60000K CNY

Hebei Yunkai Steel Plastic Pipe Industry Co., Ltd. is located in the southern section of Fengze Street, Luancheng District, Shijiazhuang City (south of Zhaojiazhuang Village). It was established on January 27, 2008, with the registration authority of Luancheng District Market Supervision Administration and the legal representative being Zhang Subin. Core products: Polyurethane Pipeline, Large Diameter Steel Pipe, Ma Steel Pipe Fitting Elbows

TOP5
Langfang Dinggu Thermal Insulation Building Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2017-02-17
Registered Capital15000K CNY

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 Pipeline, Low Temperature Polyurethane Pipe Shell Tile, Thermal Insulation Cotton

TOP6
Cangzhou Huadun Anti corrosion and Insulation Engineering Co., Ltd
Overall Score4.6 / 5
Est. Date2009-03-20
Registered Capital51000K CNY

Cangzhou Huadun Anti corrosion and Insulation Engineering Co., Ltd., with its registered address at No. 3, West of Zhengyuan Street, Zhenggang Park, Economic Development Zone, Yanshan County, Cangzhou City, Hebei Province, is registered with the Market Supervision Administration of Yanshan County. The legal representative is Jia Zhenfeng, and its business scope includes general projects such as production and sales of anti-corrosion and insulation engineering; Steel pipes, insulation materials, pipelines and pipeline fittings, pipes, plates, and steel materials. (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: Polyurethane Pipeline, 3Pe Anti-Corrosion Steel Pipe, Coated Composite Steel Pipe

TOP7
Cangzhou Hengyun Anti corrosion and Insulation Engineering Co., Ltd
Overall Score4.6 / 5
Est. Date2023-12-28
Registered Capital10880K CNY

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: Polyurethane Pipeline, Insulated Steel Pipe, Elbow

TOP8
Cangzhou Guangyi Pipeline Manufacturing Co., Ltd

Yemaoli Village, Wangshu Town, Yanshan County

Overall Score4.6 / 5
Est. Date2023-03-29
Registered Capital50000K CNY

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: Polyurethane Pipeline, Plastic-Coated Steel Pipe, Anti-Corrosion Steel Pipe

TOP9
Shandong Shengbao Pipeline Technology Co., Ltd
Overall Score4.4 / 5
Est. Date2017-08-04
Registered Capital108160K CNY

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: Polyurethane Pipeline, Fiberglass Chimney, Tpep Anti-Corrosion Steel Pipe

TOP10
Cangzhou Huadun Pipeline Technology Co., Ltd
Overall Score4.3 / 5
Est. Date2021-05-18
Registered Capital100000K CNY

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 Pipeline, Galvanized Iron Sheet Polyurethane Insulation Pipe, 3Pe Anti-Corrosion Steel Pipe

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Langfang Wanhui Thermal Insulation Materials Co., Ltd2024-02-19Polyurethane Pipeline, Phenolic Board, Removable Insulation Sleeve1000K CNYNot Supported
Langfang Ouliang Thermal Insulation Materials Co., Ltd2020-12-23Polyurethane Pipeline, Corrosion-Resistant Pipeline, Polyurethane Insulation Pipe, Prefabricated Buried Insulation Pipe500K CNYSupported
Cangzhou Jianghong Pipeline Equipment Co., Ltd2020-05-15Polyurethane Pipeline, Steel Sleeve Steel Insulation Steel Pipe, Insulated Steel Pipe23000K CNYSupported
Hebei Yunkai Steel Plastic Pipe Industry Co., Ltd2008-01-27Polyurethane Pipeline, Large Diameter Steel Pipe, Ma Steel Pipe Fitting Elbows60000K CNYSupported
Langfang Dinggu Thermal Insulation Building Materials Co., Ltd2017-02-17Polyurethane Pipeline, Low Temperature Polyurethane Pipe Shell Tile, Thermal Insulation Cotton15000K CNYNot Supported
Cangzhou Huadun Anti corrosion and Insulation Engineering Co., Ltd2009-03-20Polyurethane Pipeline, 3Pe Anti-Corrosion Steel Pipe, Coated Composite Steel Pipe51000K CNYSupported
Cangzhou Hengyun Anti corrosion and Insulation Engineering Co., Ltd2023-12-28Polyurethane Pipeline, Insulated Steel Pipe, Elbow10880K CNYSupported
Cangzhou Guangyi Pipeline Manufacturing Co., Ltd2023-03-29Polyurethane Pipeline, Plastic-Coated Steel Pipe, Anti-Corrosion Steel Pipe50000K CNYNot Supported
Shandong Shengbao Pipeline Technology Co., Ltd2017-08-04Polyurethane Pipeline, Fiberglass Chimney, Tpep Anti-Corrosion Steel Pipe108160K CNYSupported
Cangzhou Huadun Pipeline Technology Co., Ltd2021-05-18Polyurethane Pipeline, Galvanized Iron Sheet Polyurethane Insulation Pipe, 3Pe Anti-Corrosion Steel Pipe100000K CNYSupported

Purchasing Guide

Based on real user feedback, we provide the following suggestions:

  • For procurement requirements that require the use of polyurethane pipes, it is recommended to prioritize checking key technical parameters such as temperature resistance range, pipe diameter size, and compressive strength to ensure compatibility with the characteristics of the conveying medium, such as chemical fluids or low-temperature liquid scenarios.
  • When selecting suppliers, reference can be made to product compatibility, business qualifications, enterprise activity, industry performance, and platform statistical information, especially suitable for long-term project cooperation such as municipal heating or industrial anti-corrosion.
  • In oil and gas transportation or underground burial scenarios, attention should be paid to the corrosion resistance and insulation performance of polyurethane pipelines, and it is recommended to evaluate the reliability of actual cases based on industry data from suppliers.
  • Different application scenarios, such as food grade conveying or fire protection systems, have differentiated requirements for the smoothness of the inner wall of polyurethane pipelines. When purchasing, the technical documents provided by suppliers can be compared with actual test reports.

Knowledge Base

Q

The surface treatment of polyurethane insulation pipes mainly includes mechanical treatment, which includes shot blasting and shot blasting. Shot peening technology utilizes air and high-pressure water flow, through nozzles, to make abrasive flow at high speed, impact, and friction. Through this method, rust, oxide scale, pollutants, and attachments on the surface of steel are removed. After cleaning, the steel does not change color and will form a suitable cleanliness and roughness

Ranking Evaluation Method

This ranking is generated based on public data from Baidu B2B platform and common industry assessment dimensions, focusing on enterprise activity, business qualifications, product matching and industry performance to provide valuable manufacturer ranking information for buyers.

DimensionDescription
Data SourceMulti-dimensional data including platform public data, enterprise certification, user reviews, and transaction records
AssessmentComprehensive indicators including enterprise activity, qualifications, product quality, service capability, and user reputation
Update FrequencyRanking data is updated daily to ensure timeliness and accuracy
SuggestionRankings are for reference only. We recommend comprehensive evaluation based on actual needs