Updated Oct 4, 2026 · Public platform & industry data

Oct 4, 2026 Updated

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2026 Top 10 Plastic Coated Straight Seam Steel Pipe Manufacturers in China

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Top-rated Plastic Coated Straight Seam Steel Pipe suppliers, How to choose a Plastic Coated Straight Seam Steel Pipe manufacturer, Best Plastic Coated Straight Seam Steel Pipe companies in China

The top 10 Plastic Coated Straight Seam Steel Pipe manufacturers in China for 2026 are: Cangzhou Huadun Pipeline Technology Co., Ltd, Hebei Puxin Pipeline Group Co., Ltd, Cangzhou Jianghong Pipeline Equipment Co., Ltd, Cangzhou Huadun Anti corrosion and Insulation Engineering Co., Ltd, Cangzhou Jiupai Pipeline Equipment Co., Ltd, Donggong Special Steel (Tianjin) Co., Ltd, Chongqing Xinyide Materials Co., Ltd, Cangzhou Hengyun Anti corrosion and Insulation Engineering Co., Ltd, Cangzhou Fuou Pipeline Equipment Co., Ltd, Cangzhou Tianxiangcheng Pipeline Equipment 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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Cangzhou Huadun Pipeline Technology Co., Ltd
Overall Score4.9 / 5
Est. Date2021-05-18
Registered Capital100000K CNY

Cangzhou Huadun Pipeline Technology Co., Ltd. is located in the economic development zone of Yanshan County, Cangzhou City, Hebei Province, on the south side of Puyang Road East Section. It was established on May 18, 2021, with the registration authority of Yanshan County Market Supervision Administration and the legal representative being Liu Zhenhong. Core products: Plastic Coated Straight Seam Steel Pipe, Hot Dip Plastic Conduit, Spiral Steel Pipe

Top 2
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Hebei Puxin Pipeline Group Co., Ltd

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

Overall Score4.8 / 5
Est. Date2019-04-22
Registered Capital108000K CNY

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: Plastic Coated Straight Seam Steel Pipe, Composite Steel Pipe, Insulated Spiral Steel 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: Plastic Coated Straight Seam Steel Pipe, Aluminum Alloy Lined Plastic Pipe, Cement Mortar Anti-Corrosion Steel Pipe

TOP4
Cangzhou Huadun Anti corrosion and Insulation Engineering Co., Ltd
Overall Score4.7 / 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: Plastic Coated Straight Seam Steel Pipe, Coated Steel Pipes For Coal Mines, Fire Protection Coated Steel Pipe

TOP5
Cangzhou Jiupai Pipeline Equipment Co., Ltd
Overall Score4.7 / 5
Est. Date2016-01-18
Registered Capital500K CNY

Cangzhou Jiupai Pipeline Equipment Co., Ltd. is registered in Jiajin Village, Mengdian Township, Yanshan County. The registration authority is the Administration for Industry and Commerce of Yanshan County, and the legal representative is Liu Baoxiang. Its business scope includes seamless steel pipes, straight seam pipes, spiral steel pipes, anti-corrosion pipes, insulation pipes, steel pipes, steel materials, building materials, flanges, pipe fittings, pipeline accessories, rubber products, hardware products, rollers, petroleum casings, pipeline steel, steel plastic composite pipes, hot-dip plastic steel pipes, complete sets of equipment sales, and import and export business of the above goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Plastic Coated Straight Seam Steel Pipe, Plastic-Coated Steel Pipe,

TOP6
Donggong Special Steel (Tianjin) Co., Ltd
Overall Score4.6 / 5
Est. Date2023-05-12
Registered Capital10000K CNY

Donggong Special Steel (Tianjin) Co., Ltd., with its registered address at No. 58 Shuangjiang Road, Shuangjie Town, Beichen District, Tianjin, China. The registered authority is the Market Supervision Administration of Beichen District, Tianjin, and the legal representative is Zhang Lida. Its business scope includes general projects such as steel rolling and processing; Manufacturing of metal chains and other metal products; Sales of metal products; Sales of metal materials; Sales of mechanical equipment; Sales of electronic specialized equipment; Wholesale of hardware products. (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: Plastic Coated Straight Seam Steel Pipe, Square Tube, Steel Plate

TOP7
Chongqing Xinyide Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2024-12-26
Registered Capital1000K CNY

Chongqing Xinyide Materials Co., Ltd., with its registered address at No. 1-192 Panjin Road, Jiulongpo District, Chongqing, is registered with the Market Supervision Administration of Jiulongpo District, Chongqing. The legal representative is Wang Qiumei, and its business scope includes general projects such as metal material sales; Sales of metal structures; Sales of metal tools; Sales of metal products; Sales of steel reinforcement products for construction; Sales of metal fittings for construction; Sales of metal chains and other metal products; Sales of molding materials for casting; Sales of high-quality special steel materials; Sales of new metal functional materials; Sales of building materials; Sales of building waterproofing membrane products; Wholesale of hardware products; Operation of wires and cables; Sales of refractory materials; Sales of firefighting equipment. (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: Plastic Coated Straight Seam Steel Pipe, 3Pe Anti-Corrosion Steel Pipe, Seamless Steel Pipe

TOP8
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: Plastic Coated Straight Seam Steel Pipe, Anti Corrosion Coated Steel Pipe, Insulated Steel Pipe

TOP9
Cangzhou Fuou Pipeline Equipment Co., Ltd
Overall Score4.4 / 5
Est. Date2021-02-22
Registered Capital28000K CNY

Cangzhou Fuou 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 Wang Zhenzhong, 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 protection coated steel pipes, resin composite steel pipes for coal mines, pipeline pipes, insulation pipes, alloy pipes, stainless steel fittings, bends, elbows, heads, flanges, tees, reducers, insulation joints, power plant accessories, valves, fittings, anti-corrosion insulation materials, pipelines and more. Sales of pipeline fittings, pipes, plates, wires, anti-corrosion and insulation pipe fittings, and pipeline construction and installation. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Plastic Coated Straight Seam Steel Pipe, Anti-Corrosion Steel Pipe, Pipe Fitting

TOP10
Cangzhou Tianxiangcheng Pipeline Equipment Co., Ltd
Overall Score4.3 / 5
Est. Date2015-03-26
Registered Capital10000K CNY

Cangzhou Tianxiangcheng Pipeline Equipment Co., Ltd., with its registered address in Xiliu Village, Yanshan Town, Yanshan County, is registered with the Market Supervision Administration of Yanshan County, and its legal representative is Liu Xiaohui. Its business scope includes the sale of steel pipes, petroleum casings, anti-corrosion steel pipes, insulation pipes, pipeline pipes, alloy pipes, stainless steel pipes, bent pipes, pipe fittings, anti-corrosion and insulation materials, pipeline equipment and accessories, pipes, plates, wires, profiles, steel, and machine tool accessories; And the import and export business of the above products.. Core products: Plastic Coated Straight Seam Steel Pipe, Reducer, Anti-Corrosion Steel Pipe

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Cangzhou Huadun Pipeline Technology Co., Ltd2021-05-18Plastic Coated Straight Seam Steel Pipe, Hot Dip Plastic Conduit, Spiral Steel Pipe100000K CNYNot Supported
Hebei Puxin Pipeline Group Co., Ltd2019-04-22Plastic Coated Straight Seam Steel Pipe, Composite Steel Pipe, Insulated Spiral Steel Pipe108000K CNYNot Supported
Cangzhou Jianghong Pipeline Equipment Co., Ltd2020-05-15Plastic Coated Straight Seam Steel Pipe, Aluminum Alloy Lined Plastic Pipe, Cement Mortar Anti-Corrosion Steel Pipe23000K CNYSupported
Cangzhou Huadun Anti corrosion and Insulation Engineering Co., Ltd2009-03-20Plastic Coated Straight Seam Steel Pipe, Coated Steel Pipes For Coal Mines, Fire Protection Coated Steel Pipe51000K CNYSupported
Cangzhou Jiupai Pipeline Equipment Co., Ltd2016-01-18Plastic Coated Straight Seam Steel Pipe, Plastic-Coated Steel Pipe, 500K CNYSupported
Donggong Special Steel (Tianjin) Co., Ltd2023-05-12Plastic Coated Straight Seam Steel Pipe, Square Tube, Steel Plate10000K CNYSupported
Chongqing Xinyide Materials Co., Ltd2024-12-26Plastic Coated Straight Seam Steel Pipe, 3Pe Anti-Corrosion Steel Pipe, Seamless Steel Pipe1000K CNYNot Supported
Cangzhou Hengyun Anti corrosion and Insulation Engineering Co., Ltd2023-12-28Plastic Coated Straight Seam Steel Pipe, Anti Corrosion Coated Steel Pipe, Insulated Steel Pipe10880K CNYSupported
Cangzhou Fuou Pipeline Equipment Co., Ltd2021-02-22Plastic Coated Straight Seam Steel Pipe, Anti-Corrosion Steel Pipe, Pipe Fitting28000K CNYSupported
Cangzhou Tianxiangcheng Pipeline Equipment Co., Ltd2015-03-26Plastic Coated Straight Seam Steel Pipe, Reducer, Anti-Corrosion Steel Pipe10000K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of plastic coated straight seam steel pipes, it is recommended to prioritize the confirmation of key technical parameters such as pipe diameter, wall thickness, and coating thickness. These indicators directly affect the corrosion resistance and pressure bearing capacity of the pipeline, especially suitable for long-distance transportation scenarios such as oil and natural gas.
  • When selecting suppliers, reference can be made to standards such as product compatibility, business qualifications, enterprise activity, industry performance, and industry data support. Such suppliers usually provide more stable product quality and delivery guarantees.
  • Plastic coated straight seam steel pipes are widely used in municipal water supply and drainage and chemical pipelines. When purchasing, different coating types such as epoxy resin or polyethylene should be selected according to the characteristics of the medium to ensure long-term performance.
  • If the project involves high cold or highly corrosive environments, it is recommended to pay extra attention to the low-temperature impact toughness and coating adhesion test reports of the steel pipes to avoid increased maintenance costs due to insufficient environmental adaptability.

Knowledge Base

Q

Definition and application fields of coated plastic pipes Coated pipe, also known as steel plastic composite pipe, is a composite material made of steel pipe as the substrate, and a layer of plastic anti-corrosion coating is welded on the inner or outer surface through a specific process. This type of pipe is widely used in multiple fields, including but not limited to gas transmission, industrial pipelines, agricultural irrigation, fire protection systems, etc.

Q

What is the service life of straight seam coated plastic composite steel pipes? Large caliber oil transportation anti-corrosion steel pipes are mainly used for long-distance transportation of crude oil, finished oil and other oil products, such as cross regional oil transmission trunk lines, oil field export pipelines, etc. Due to its strong anti-corrosion properties, it can adapt to various terrains such as soil, wetlands, and deserts, and resist underground microbial and water erosion. It is also suitable for internal oil transportation in refineries and oil pipelines in port oil depots.

Q

Polyethylene coated steel pipe is a steel plastic composite pipe made by coating a special polyethylene plastic powder material on the inner and outer surfaces of the steel pipe through a special process. Due to the anti-static, flame-retardant, and corrosion-resistant properties of polyethylene combined with the strength of steel pipes, it perfectly exhibits the common characteristics of steel and plastic. It is an energy-saving and environmentally friendly product that is a key focus of national promotion and use. 1. Pressure bearing

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