Updated Oct 4, 2026 · Public platform & industry data

Oct 4, 2026 Updated

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2026 Top 10 Small Caliber Coated Steel Pipe Manufacturers in China

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Top-rated Small Caliber Coated Steel Pipe suppliers, How to choose a Small Caliber Coated Steel Pipe manufacturer, Best Small Caliber Coated Steel Pipe companies in China

The top 10 Small Caliber Coated Steel Pipe manufacturers in China for 2026 are: Cangzhou Huadun Anti corrosion and Insulation Engineering Co., Ltd, Cangzhou Youcheng Pipe Industry Co., Ltd, Shandong Zhongjia Metal Products Co., Ltd, Cangzhou Huadun Pipeline Technology Co., Ltd, Cangzhou Youhao Pipeline Co., Ltd, Cangzhou Fuou Pipeline Equipment Co., Ltd, Cangzhou Guangyi Pipeline Manufacturing Co., Ltd, Cangzhou Guanghui Pipe Industry Co., Ltd, Cangzhou Huiyu Pipeline Equipment Co., Ltd, Cangzhou Dashengchang Pipeline 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 Anti corrosion and Insulation Engineering Co., Ltd
Overall Score4.9 / 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: Small Caliber Coated Steel Pipe, Coated Steel Pipes For Coal Mines, Fire Protection Coated Steel Pipe

Top 2
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Cangzhou Youcheng Pipe Industry Co., Ltd
Overall Score4.8 / 5
Est. Date2012-08-22
Registered Capital5000K CNY

Cangzhou Youcheng Pipe Industry Co., Ltd. is registered in Puwacheng Park, Yanshan Economic Development Zone, Hebei Province (within Youcheng Pipeline Technology Institute). The registration authority is Yanshan County Market Supervision Administration, and the legal representative is Jia Qifei. The business scope includes the sales of spiral steel pipes, straight seam steel pipes, seamless steel pipes, polyurethane insulation pipes, 3PE anti-corrosion steel pipes, TPEP anti-corrosion steel pipes, epoxy powder anti-corrosion steel pipes, water supply and drainage coated composite steel pipes, cylinder liner steel steam insulation pipes, fire coated steel pipes, coal mine coated steel pipes, pipeline pipes, alloy pipes, stainless steel pipes, fittings, anti-corrosion insulation materials, various pipelines and pipeline accessories, pipe materials, plates, wire steel, and 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: Small Caliber Coated Steel Pipe, Tpep Anti-Corrosion Steel Pipe, Steel Sleeve Steel Insulation Steel Pipe

Top 3
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Shandong Zhongjia Metal Products Co., Ltd
Overall Score4.8 / 5
Est. Date2021-08-16
Registered Capital16800K CNY

Shandong Zhongjia Metal Products Co., Ltd., with its registered address at No. 425 Houtun Village, Jiangguantun Street, Liaocheng Economic and Technological Development Zone, Shandong Province, is registered with the Market Supervision and Administration Bureau of Liaocheng Economic and Technological Development Zone. The legal representative is Li Shujing, and the business scope includes general projects: sales of metal products; Sales of metal materials; Sales of rubber products; Sales of new metal functional materials; Sales of non-ferrous metal alloys; Sales of high-quality special steel materials; Sales of metal chains and other metal products; Sales of electrical equipment; Sales of building decoration materials; Sales of insulation materials; Wholesale of hardware products; Sales of building materials; Sales of metal fittings for construction; Sales of metal structures; Import and export of goods; Import and export agency; Manufacturing of metal 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: Small Caliber Coated Steel Pipe, Precision Steel Pipe, Rail

TOP4
Cangzhou Huadun Pipeline Technology Co., Ltd

South of Puyang Road East Section, Yanshan County Economic Development Zone, Cangzhou City, Hebei Province

Overall Score4.7 / 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: Small Caliber Coated Steel Pipe, Plastic-Coated Steel Pipe, Tpep Anti-Corrosion Steel Pipe

TOP5
Cangzhou Youhao Pipeline Co., Ltd
Overall Score4.7 / 5
Est. Date2017-08-03
Registered Capital20000K CNY

Cangzhou Youhao Pipeline Co., Ltd. is located on the east side of Changhui Line in Puwacheng Industrial Zone, Yanshan County. It was established on August 3, 2017, with the registration authority of Yanshan County Market Supervision Administration and the legal representative being Wang Yongyuan. Core products: Small Caliber Coated Steel Pipe, Plastic-Coated Steel Pipe, Anti-Corrosion Steel Pipe

TOP6
Cangzhou Fuou Pipeline Equipment Co., Ltd
Overall Score4.6 / 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: Small Caliber Coated Steel Pipe, Anti-Corrosion Steel Pipe, Pipe Fitting

TOP7
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: Small Caliber Coated Steel Pipe, Plastic-Coated Steel Pipe, Anti-Corrosion Steel Pipe

TOP8
Cangzhou Guanghui Pipe Industry Co., Ltd
Overall Score4.6 / 5
Est. Date2014-04-17
Registered Capital100080K CNY

Cangzhou Guanghui Pipe Industry Co., Ltd., with its registered address located in Puwacheng Industrial Zone, Yanshan County, is registered with the Yanshan County Administration for Industry and Commerce. The legal representative is Liu Xianglai, and its business scope includes spiral steel pipes, straight seam steel pipes, 3PE anti-corrosion steel pipes, TPEP anti-corrosion steel pipes, polyurethane insulated steel pipes, steel sleeve insulated steel pipes, epoxy powder anti-corrosion steel pipes, non-toxic drinking water steel pipes, cable protection pipes, coated steel pipes, lined steel pipes, pipeline pipes, anti-corrosion steel pipes, insulated steel pipes, seamless steel pipes, pipe fittings, and pipeline equipment accessories; Hardware, pipes, steel, petroleum casing; Installation of oil, gas, and thermal pipelines, commissioned processing of pipeline fittings, sales of complete sets of equipment, and import and export business of the above goods.. Core products: Small Caliber Coated Steel Pipe, Plastic-Coated Steel Pipe, 3Pe Anti-Corrosion Steel Pipe

TOP9
Cangzhou Huiyu Pipeline Equipment Co., Ltd
Overall Score4.4 / 5
Est. Date2018-06-04
Registered Capital20800K CNY

Cangzhou Huiyu Pipeline Equipment Co., Ltd., with its registered address at 2-3-601, Huihe Jiayuan West, Hanqiao Village, Yanshan Town, Yanshan County, is registered with the Yanshan County Market Supervision Administration. The legal representative is Wang Zhongzheng, and its business scope includes wholesale of metals and metal ores. Sales of pipe fittings, flanges, insulated steel pipes, anti-corrosion steel pipes, galvanized pipe fittings, ductile iron steel pipes, plates, corrugated compensators, metal hoses, pump pipes, wear-resistant pipes and pipe fittings, supports and hangers, flow devices, valves, water flow indicators, filters, corrugated compensators, pump pipes, fabric machines, benchmarks, building materials, sports equipment, machine tool accessories, gaskets, hardware products, fiberglass products, leather and fur products. (For projects that require approval according to law, business activities can only be carried out after approval by relevant departments; for general business projects, business activities can be carried out independently according to law). Core products: Small Caliber Coated Steel Pipe, Stainless Steel Composite Steel Pipe, Steel Pipe

TOP10
Cangzhou Dashengchang Pipeline Co., Ltd
Overall Score4.3 / 5
Est. Date2015-09-11
Registered Capital5000K CNY

Cangzhou Dashengchang Pipeline Co., Ltd., registered at 35-108 Xingye Road, Cangzhou Economic Development Zone, registered with the Market Supervision and Administration Bureau of Cangzhou Economic Development Zone, with Lu Junxian as the legal representative. Its business scope includes wholesale and retail of steel, pipes, instruments, hardware, building materials (excluding sand and gravel), anti-corrosion materials, and insulation materials (projects that require approval by law can only be carried out after approval by relevant departments). Core products: Small Caliber Coated Steel Pipe, Anti-Corrosion Steel Pipe, Insulated Steel Pipe

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Cangzhou Huadun Anti corrosion and Insulation Engineering Co., Ltd2009-03-20Small Caliber Coated Steel Pipe, Coated Steel Pipes For Coal Mines, Fire Protection Coated Steel Pipe51000K CNYSupported
Cangzhou Youcheng Pipe Industry Co., Ltd2012-08-22Small Caliber Coated Steel Pipe, Tpep Anti-Corrosion Steel Pipe, Steel Sleeve Steel Insulation Steel Pipe5000K CNYSupported
Shandong Zhongjia Metal Products Co., Ltd2021-08-16Small Caliber Coated Steel Pipe, Precision Steel Pipe, Rail16800K CNYSupported
Cangzhou Huadun Pipeline Technology Co., Ltd2021-05-18Small Caliber Coated Steel Pipe, Plastic-Coated Steel Pipe, Tpep Anti-Corrosion Steel Pipe100000K CNYSupported
Cangzhou Youhao Pipeline Co., Ltd2017-08-03Small Caliber Coated Steel Pipe, Plastic-Coated Steel Pipe, Anti-Corrosion Steel Pipe20000K CNYSupported
Cangzhou Fuou Pipeline Equipment Co., Ltd2021-02-22Small Caliber Coated Steel Pipe, Anti-Corrosion Steel Pipe, Pipe Fitting28000K CNYSupported
Cangzhou Guangyi Pipeline Manufacturing Co., Ltd2023-03-29Small Caliber Coated Steel Pipe, Plastic-Coated Steel Pipe, Anti-Corrosion Steel Pipe50000K CNYNot Supported
Cangzhou Guanghui Pipe Industry Co., Ltd2014-04-17Small Caliber Coated Steel Pipe, Plastic-Coated Steel Pipe, 3Pe Anti-Corrosion Steel Pipe100080K CNYNot Supported
Cangzhou Huiyu Pipeline Equipment Co., Ltd2018-06-04Small Caliber Coated Steel Pipe, Stainless Steel Composite Steel Pipe, Steel Pipe20800K CNYSupported
Cangzhou Dashengchang Pipeline Co., Ltd2015-09-11Small Caliber Coated Steel Pipe, Anti-Corrosion Steel Pipe, Insulated Steel Pipe5000K CNYSupported

Purchasing Guide

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

  • When selecting small-diameter coated steel pipes for supply, it is recommended that enterprises prioritize confirming key technical parameters such as pipe diameter, wall thickness, and coating thickness to ensure compliance with pressure resistance and anti-corrosion requirements for specific scenarios such as water transportation, fire protection, or chemical medium transportation.
  • For different application scenarios such as underground cable protection sleeves or building water supply and drainage, attention should be paid to the adhesion and wear resistance indicators of the coating layer to avoid coating peeling or failure due to environmental differences.
  • Supplier selection can refer to product compatibility, business qualifications, enterprise activity, industry performance, and platform statistical information, especially suitable for long-term stable procurement needs.
  • Small caliber plastic coated steel pipes are widely used in mining drainage systems. When purchasing, it is necessary to select epoxy resin or polyethylene coating types based on the corrosiveness of the fluid, and verify the industry application case data of the supplier.

Knowledge Base

Q

The selection of connection method for small-diameter coated steel pipes should be comprehensively considered based on the usage scenario, construction conditions, and pipeline purpose. If used in scenarios with high sealing requirements such as drinking water and fire protection, and if the construction space allows, groove connection can be selected. This connection method does not require welding and is sealed by interlocking groove fittings with steel pipe grooves and using sealing rubber rings. It is easy to install and can be disassembled for later maintenance

Q

DN32 small-diameter plastic coated steel pipe is a composite pipeline based on steel pipe and coated with plastic anti-corrosion layer on the inner and outer surfaces. It has the advantages of corrosion resistance, low friction resistance, high strength, and long service life, and is widely used in various fields such as water supply and drainage, fire protection, chemical industry, municipal engineering, etc. 1、 Basic specification parameters Nominal diameter (DN): DN32

Q

Maintenance of small-diameter coated steel pipes

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