Updated Sep 13, 2026 · Public platform & industry data

Sep 13, 2026 Updated

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2026 Top 10 National Standard Seamless Elbow Manufacturers in China

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Top-rated National Standard Seamless Elbow suppliers, How to choose a National Standard Seamless Elbow manufacturer, Best National Standard Seamless Elbow companies in China

The top 10 National Standard Seamless Elbow manufacturers in China for 2026 are: Hebei Fangqing Pipeline Manufacturing Co., Ltd, Cangzhou Yousen Pipeline Co., Ltd, Cangzhou Zhuochen Pipeline Co., Ltd, Hebei Hengtai Pipeline Technology Co., Ltd, Cangzhou Jiangdong Pipeline Co., Ltd, Yanshan Huaming Electric Machinery Manufacturing Co., Ltd, Mengcun Hui Autonomous County Jiayuecheng Pipe Fitting Co., Ltd, Wuxi Shuangsheng Petrochemical Equipment Co., Ltd, Hebei Yuanke Pipeline Manufacturing Co., Ltd, Cangzhou Zekang 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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Hebei Fangqing Pipeline Manufacturing Co., Ltd
Overall Score4.9 / 5
Est. Date2013-09-03
Registered Capital10900K CNY

Hebei Fangqing Pipeline Manufacturing Co., Ltd., with its registered address in Puwa Development Zone, Yanshan County, is registered with the Market Supervision and Administration Bureau of Yanshan County, and its legal representative is Zhang Fang. Its business scope includes manufacturing elbows, tees, flanges, reducers, spring supports and hangers, pipe clamps, manholes, anti-corrosion, wear-resistant, insulation pipelines, fittings, filters, metal hoses, insulation joints, insulation flanges, air doors, power plant accessories, rubber soft joints, compensators, and waterproof sleeves. Sales of valves, plumbing fittings, groove fittings, hardware, PE fittings, gaskets, insulation materials, bolts, cable trays, heads, and pipe caps. To engage in the export business of self-produced products and technologies of the enterprise, as well as the import business of machinery, equipment, components, raw materials, and technologies required by the 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: National Standard Seamless Elbow, Big End And Small End, Flange

Top 2
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Cangzhou Yousen Pipeline Co., Ltd
Overall Score4.7 / 5
Est. Date2022-12-27
Registered Capital16000K CNY

Cangzhou Yousen Pipeline Co., Ltd. is located 500 meters north of Jiajin Village, Mengdian Township, Yanshan County. It was established on December 27, 2022, with the registration authority of Yanshan County Market Supervision Administration and the legal representative being Jia Ronglin. Core products: National Standard Seamless Elbow, Carbon Steel Elbow, Reducer

Top 3
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Cangzhou Zhuochen Pipeline Co., Ltd
Overall Score4.7 / 5
Est. Date2019-11-01
Registered Capital12000K CNY

Cangzhou Zhuochen Pipeline Co., Ltd., with its registered address located 500 meters east of the entrance of Zhuangzi Village, Niujinzhuang Township, 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 Liu Ruichao, and its business scope includes manufacturing, processing, and sales of pipe fittings and pipeline equipment; Sales: Polyurethane insulation pipe, 3PE anti-corrosion pipe, steel sleeve steam insulation pipe, TPEP anti-corrosion steel pipe, epoxy powder steel pipe, coated composite pipe, non-toxic drinking water pipe, heavy protection bimetallic bridge protection line pipe, fire protection coating steel pipe, coal mine special epoxy resin composite steel pipe, power plant accessories, anti-corrosion insulation pipes and fittings, supports and hangers, steel pipes, steel pipes, valves, fasteners, seals, mechanical and electrical equipment, mechanical equipment and accessories, rubber products, plastic products, fire-fighting equipment. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: National Standard Seamless Elbow, Plastic-Coated Steel Pipe, Steel Sleeve Steel Insulation Steel Pipe

TOP4
Hebei Hengtai Pipeline Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2018-09-30
Registered Capital50000K CNY

Hebei Hengtai Pipeline Technology Co., Ltd., with its registered address located in Zhenggang Park, Yanshan Economic Development Zone, is registered with the Market Supervision Administration of Yanshan County and represented by Wang Junhai as its legal representative. Its business scope includes the research and utilization of pipeline coating, anti-corrosion, and insulation technologies; Production of steel pipes, fittings, flange series products, coated steel pipes, anti-corrosion steel pipes, insulated steel pipes, hot-dip plastic cable conduits, TPEP anti-corrosion steel pipes, anti-corrosion materials, insulation materials and high-density polyethylene outer protective sleeves, wear-resistant, ductile iron and other pipelines and pipeline accessories, transportation facilities, sign posts, pump pipes, concrete pump accessories, fabric dispensers, supports and hangers, rubber hoses, plates, wires, profiles, compensators, valves and pressure vessels; Selling steel pipes, sports equipment, machine tool accessories, hardware products, mechanical conveyors, and accessories. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: National Standard Seamless Elbow, Plastic-Coated Steel Pipe, Hot Dip Plastic Conduit

TOP5
Cangzhou Jiangdong Pipeline Co., Ltd
Overall Score4.6 / 5
Est. Date2015-05-27
Registered Capital5000K CNY

Cangzhou Jiangdong Pipeline Co., Ltd., registered at Hengjun Company in Puwacheng Industrial Zone, Yanshan County, with the registration authority of Yanshan County Administration for Industry and Commerce and the legal representative of Xu Chao, is engaged in the sales of spiral steel pipes, straight seam steel pipes, seamless steel pipes, petroleum casings, 3PE anti-corrosion steel pipes, TPEP anti-corrosion steel pipes, epoxy powder anti-corrosion steel pipes, coated composite pipes, non-toxic drinking water steel pipes, insulation pipes, pipeline pipes, bent pipes, alloy pipes, stainless steel pipes, galvanized pipes, fittings, anti-corrosion and insulation materials, pipeline equipment accessories, pipes, plates, wires, elbows, flanges, tees, large and small head heads, blind plates, manholes, valves, compensators, expansion joints, waterproof casings, supports and hangers, wear-resistant pipelines. Wear resistant pipe fittings series products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: National Standard Seamless Elbow, Spinal Canal, Spiral Steel Pipe

TOP6
Yanshan Huaming Electric Machinery Manufacturing Co., Ltd
Overall Score4.5 / 5
Est. Date2002-01-11
Registered Capital5000K CNY

Yanshan Huaming Electric Machinery Manufacturing Co., Ltd., with its registered address at Beihuan Road in Yanshan County, is registered with the Yanshan County Market Supervision and Administration Bureau and represented by Liu Guoming. Its business scope includes the manufacturing, processing, and sales of conveying equipment, pipe fittings, and welding equipment; Equipment installation and debugging. 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: National Standard Seamless Elbow, Non Powered Roller Brush Cleaner, Correction Roller Group

TOP7
Mengcun Hui Autonomous County Jiayuecheng Pipe Fitting Co., Ltd
Overall Score4.5 / 5
Est. Date2009-12-11
Registered Capital5800K CNY

Mengcun Hui Autonomous County Jiayuecheng Pipe Fitting Co., Ltd., with its registered address located in Liutan Industrial Zone, Xinda Highway, Mengcun Hui Autonomous County. The registration authority is the Market Supervision Administration of Mengcun Hui Autonomous County, and the legal representative is Li Tingxiang. Its business scope includes the processing and sales of elbows, tees, reducers, flanges, and pipes; Manufacturing and sales of hydraulic mechanical equipment. (Projects that require approval by law can only be operated after approval by relevant departments.). Core products: National Standard Seamless Elbow, Pipe Fitting, Flange

TOP8
Wuxi Shuangsheng Petrochemical Equipment Co., Ltd
Overall Score4.5 / 5
Est. Date2009-04-08
Registered Capital15000K CNY

Wuxi Shuangsheng Petrochemical Equipment Co., Ltd., with its registered address at 10-1 Neglai Bridge Road, Hudai Town, Binhu District, Wuxi City, is registered with the Binhu District Data Bureau of Wuxi City. The legal representative is Hang Junfeng, and the business scope includes licensed projects: special equipment manufacturing (projects that require approval by law can only be carried out after approval by relevant departments, and specific business projects are subject to approval results). General projects: manufacturing of specialized equipment for petroleum drilling and production; Manufacturing of specialized equipment for refining and chemical production; Mechanical parts and component processing; Manufacturing of metal structures; Manufacturing of hardware products; Sales of special equipment; Sales of specialized equipment for oil drilling and production; Sales of specialized equipment for refining and chemical production; Sales of mechanical parts and components; Sales of metal structures; Retail of hardware products; Import and export of goods; Technology import and export; Import and export agency (except for projects that require approval according to law, conducting business activities independently based on the business license in accordance with the law). Core products: National Standard Seamless Elbow, Spiral Plate Cooler, Reaction Kettle

TOP9
Hebei Yuanke Pipeline Manufacturing Co., Ltd
Overall Score4.3 / 5
Est. Date2016-12-14
Registered Capital20000K CNY

Hebei Yuanke Pipeline Manufacturing Co., Ltd. is registered in Dongwangzhuang, Bianwu Township, Yanshan County. The registration authority is the Administration for Industry and Commerce of Yanshan County, and the legal representative is Wu Baocheng. Its business scope includes manufacturing pipelines, pipeline equipment and accessories, elbows, tees, reducers, socket fittings, flanges, gaskets, fasteners, steel pipes, bends, expansion joints, filters, valves, anti-corrosion and insulation pipelines, wear-resistant pipelines, and conveying machinery accessories. 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: National Standard Seamless Elbow, Pipe Clamp Socket Threaded Fittings, Norsok-L005 Compact Flange

TOP10
Cangzhou Zekang Pipeline Equipment Co., Ltd
Overall Score4.3 / 5
Est. Date2017-12-20
Registered Capital51680K CNY

Cangzhou Zekang Pipeline Equipment Co., Ltd., with its registered address located 500 meters southwest of the 205 National Highway Toll Station in Yanshan County, Cangzhou City, Hebei Province, is registered with the Yanshan County Market Supervision Administration. The legal representative is Ren Chunqing, and its business scope includes manufacturing wear-resistant pipelines, plastic lined pipelines, anti-corrosion pipelines, industrial ceramic accessories, concrete pump accessories, cast iron pipelines, cast steel pipelines, ultra-high molecular weight polyethylene pipelines, polyethylene pipelines, insulation pipelines, carbon steel, stainless steel, alloy steel pipe fittings, flanges, reducers, pipeline equipment, chemical machinery equipment, manhole flanges, steel pipes, and steel plates; Selling waterproof materials and waterproof engineering construction; To engage in the export business of self-produced products and technologies of our enterprise, as well as the import and export business of mechanical equipment, spare parts, raw and auxiliary 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: National Standard Seamless Elbow, Welding Overlay Pipeline, Ceramic Composite Wear-Resistant Pipeline

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Fangqing Pipeline Manufacturing Co., Ltd2013-09-03National Standard Seamless Elbow, Big End And Small End, Flange10900K CNYSupported
Cangzhou Yousen Pipeline Co., Ltd2022-12-27National Standard Seamless Elbow, Carbon Steel Elbow, Reducer16000K CNYNot Supported
Cangzhou Zhuochen Pipeline Co., Ltd2019-11-01National Standard Seamless Elbow, Plastic-Coated Steel Pipe, Steel Sleeve Steel Insulation Steel Pipe12000K CNYSupported
Hebei Hengtai Pipeline Technology Co., Ltd2018-09-30National Standard Seamless Elbow, Plastic-Coated Steel Pipe, Hot Dip Plastic Conduit50000K CNYNot Supported
Cangzhou Jiangdong Pipeline Co., Ltd2015-05-27National Standard Seamless Elbow, Spinal Canal, Spiral Steel Pipe5000K CNYSupported
Yanshan Huaming Electric Machinery Manufacturing Co., Ltd2002-01-11National Standard Seamless Elbow, Non Powered Roller Brush Cleaner, Correction Roller Group5000K CNYNot Supported
Mengcun Hui Autonomous County Jiayuecheng Pipe Fitting Co., Ltd2009-12-11National Standard Seamless Elbow, Pipe Fitting, Flange5800K CNYSupported
Wuxi Shuangsheng Petrochemical Equipment Co., Ltd2009-04-08National Standard Seamless Elbow, Spiral Plate Cooler, Reaction Kettle15000K CNYNot Supported
Hebei Yuanke Pipeline Manufacturing Co., Ltd2016-12-14National Standard Seamless Elbow, Pipe Clamp Socket Threaded Fittings, Norsok-L005 Compact Flange20000K CNYSupported
Cangzhou Zekang Pipeline Equipment Co., Ltd2017-12-20National Standard Seamless Elbow, Welding Overlay Pipeline, Ceramic Composite Wear-Resistant Pipeline51680K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of national standard seamless elbows, it is recommended to prioritize checking product specifications such as bending radius, wall thickness, and material grade to ensure compliance with the pressure and corrosion resistance requirements of the project pipeline system.
  • In high-pressure scenarios such as petrochemicals or heating pipelines, it is recommended to refer to product compatibility and industry performance when selecting suppliers to ensure that the pressure bearing capacity of elbows matches industry application data.
  • When selecting suppliers, priority should be given to assessing their business qualifications and enterprise activity. Manufacturers with long-term stable supply can usually provide more reliable national standard seamless elbow products.
  • Seamless elbows of different diameters are suitable for gas transmission, water supply and drainage scenarios. When purchasing, it is necessary to select models that meet actual working conditions based on platform statistical information to avoid installation efficiency being affected by specification deviations.

Knowledge Base

Q

Carbon steel seamless national standard elbow is a common type of elbow in pipeline systems, which is one of the components that connect pipes together. It is usually used to bend pipes along the path that needs to be bent, so that the pipes can meet specific design requirements. The material of seamless carbon steel national standard elbow is carbon steel, which is mainly characterized by high hardness, good wear resistance, and strong corrosion resistance. Seamless manufacturing makes the surface of seamless carbon steel elbows

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