Updated May 27, 2026 · Public platform & industry data

May 27, 2026 Updated

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2026 Top 10 Welded Pipe Manufacturers in China Yunnan

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Top-rated Welded Pipe suppliers, How to choose a Welded Pipe manufacturer, Best Welded Pipe companies in China

The top 10 Welded Pipe manufacturers in Yunnan for 2026 are: Cangzhou Jianghong Pipeline Equipment Co., Ltd, Cangzhou Zhuochen Pipeline Co., Ltd, Jiangsu Suju Iron and Steel Group Co., Ltd, Shandong Century Star Stainless Steel Co., Ltd, Guangdong Lecong Steel World Co., Ltd, Hefei Lituo Steel Pipe Co., Ltd, Tianjin Laidi Technology Development Co., Ltd, Chongqing Linghui Materials Co., Ltd, Tianjin Laidi Technology Development Co., Ltd, Tianjin Hongyao Metal Products 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 Jianghong Pipeline Equipment Co., Ltd
Overall Score4.9 / 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: Welded Pipe, , Plastic-Coated Steel Pipe

Top 2
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Cangzhou Zhuochen Pipeline Co., Ltd
Overall Score4.8 / 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: Welded Pipe, Anti-Corrosion Pipe, Insulated Pipeline

Top 3
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Jiangsu Suju Iron and Steel Group Co., Ltd
Overall Score4.8 / 5
Est. Date2017-10-10
Registered Capital20080K CNY

Jiangsu Suju Iron and Steel Group Co., Ltd., with its registered address at Room 121, Building B, Guolian Metal Materials Market, No. 168 Qiangao Road, Liangxi District, Wuxi City, is registered with the Administrative Approval Bureau of Liangxi District, Wuxi City. The legal representative is Zhou Guanghui, and its business scope includes general projects such as metal material sales; Sales of metal products; Sales of metal structures; Sales of mechanical equipment; Sales of special equipment; Sales of high-quality special steel materials; Sales of metal chains and other metal products; Sales of steel reinforcement products for construction; Sales of building materials; Sales of lightweight building materials; Sales of metal fittings for construction; Sales of metal wire ropes and their products; Sales of non-metallic minerals and products; Sales of building decoration materials; Sales of non-ferrous metal alloys; Sales of building blocks; Sales of electrical equipment; Sales of communication equipment; Sales of office equipment; Sales of office supplies; Sales of labor protection equipment; Wholesale of hardware products; Operation of wires and cables; Bearing sales; Electronic product sales; Wholesale of computer software, hardware, and auxiliary equipment; Manufacturing of metal structures; Manufacturing of hardware products; Manufacturing of metal materials; Steel rolling processing; Manufacturing of non-ferrous metal alloys; Research and development of metal 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: Welded Pipe, Q345b Square Tube, Thick Walled Square Tube

TOP4
Shandong Century Star Stainless Steel Co., Ltd
Overall Score4.7 / 5
Est. Date2021-09-26
Registered Capital10000K CNY

Shandong Century Star Stainless Steel Co., Ltd., located at No. 2908 Zhoulong Road, Silk Road Street, Zhoucun District, Zibo City, Shandong Province, China, was established on September 26, 2021. The registered authority is the Zhoucun District Market Supervision and Administration Bureau of Zibo City, and the legal representative is Lu Xingchen. Core products: Welded Pipe, Seamless Tube, Industrial Pipeline

TOP5
Guangdong Lecong Steel World Co., Ltd
Overall Score4.7 / 5
Est. Date2009-03-25
Registered Capital11000K CNY

Guangdong Lecong Steel World Co., Ltd., with its registered address at 1st Floor, Building 1, Guotong Chuangke Park, No.1 Gangfu Road, Lecong Town, Shunde District, Foshan City, Guangdong Province, is registered with the Market Supervision and Administration Bureau of Shunde District, Foshan City. The legal representative is Zheng Jiabin, and the business scope includes general projects such as non residential real estate leasing; Housing rental; Engaging in investment activities with self owned funds; Domestic trade agency; Advertising production; Advertising design and agency; Advertising release; Conference and exhibition services; Domestic freight forwarding agent; General cargo warehousing services (excluding projects requiring permits and approvals such as hazardous chemicals). (Except for projects that require approval according to law, business activities can be carried out independently based on the business license) Licensed project: Road freight transportation (excluding dangerous goods). (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: Welded Pipe, Steel Pipe Pile, Cold Rolled Coil

TOP6
Hefei Lituo Steel Pipe Co., Ltd
Overall Score4.6 / 5
Est. Date2010-04-27
Registered Capital1180K CNY

Hefei Lituo Steel Pipe Co., Ltd. is registered at No. 9, Building 104, Zone F, Huadong International Building Materials Center, Cuozhen Town, Feidong County, Hefei City, Anhui Province. The registration authority is Feidong County Market Supervision Administration Bureau, and the legal representative is Yu Pengfei. Its business scope includes the sales of building materials, steel, and pipes.. Core products: Welded Pipe, Hot-Dip Galvanized Pipe, Stainless Steel Pipe

TOP7
Tianjin Laidi Technology Development Co., Ltd
Overall Score4.6 / 5
Est. Date2011-12-05
Registered Capital1000K CNY

Tianjin Laidi Technology Development Co., Ltd., with its registered address at No. 2, Nanqu Expressway Auxiliary Road, Jinghai Economic Development Zone, Tianjin, registered with the Jinghai District Market Supervision and Administration Bureau of Tianjin, and represented by Wang Fengqin as its legal representative. Its business scope includes the development, transfer, and consulting services of metal material technology; Manufacturing and sales of electronic products, mechanical equipment, motors and accessories; Engage in import and export business permitted by national laws and regulations; Processing, manufacturing, and sales of metal products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Welded Pipe, Steel Plate, Solar Carport

TOP8
Chongqing Linghui Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2019-11-06
Registered Capital1000K CNY

Chongqing Linghui Materials Co., Ltd., located at Room 11-8, Building 2, No. 109 Siyuan Road, Dadukou District, Chongqing, was established on November 6, 2019. The registration authority is the Market Supervision Administration of Dadukou District, Chongqing, and the legal representative is Wang Zuxian. Core products: Welded Pipe, Connecting Steel Pipes,

TOP9
Tianjin Laidi Technology Development Co., Ltd
Overall Score4.4 / 5
Est. Date2011-12-05
Registered Capital1000K CNY

Tianjin Laidi Technology Development Co., Ltd., with its registered address at No. 2, Nanqu Expressway Auxiliary Road, Jinghai Economic Development Zone, Tianjin, registered with the Jinghai District Market Supervision and Administration Bureau of Tianjin, and represented by Wang Fengqin as its legal representative. Its business scope includes the development, transfer, and consulting services of metal material technology; Manufacturing and sales of electronic products, mechanical equipment, motors and accessories; Engage in import and export business permitted by national laws and regulations; Processing, manufacturing, and sales of metal products. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Welded Pipe, Solar Carport,

TOP10
Tianjin Hongyao Metal Products Co., Ltd
Overall Score4.3 / 5
Est. Date2019-05-22
Registered Capital5000K CNY

Tianjin Hongyao Metal Products Co., Ltd. is registered at Room 302-55, Building 6, Jingbin Ruicheng, Jingbin Industrial Park, Wuqing District, Tianjin (centralized office area). The registration authority is the Market Supervision Administration of Wuqing District, Tianjin, and the legal representative is Wang Libo. The business scope includes metal tool processing, wholesale and retail of building materials, metal products, mechanical equipment, electronic products, stainless steel products, and metal materials. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Welded Pipe, Seamless Steel Pipe, Steel Sheet Pile

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Cangzhou Jianghong Pipeline Equipment Co., Ltd2020-05-15Welded Pipe, , Plastic-Coated Steel Pipe23000K CNYNot Supported
Cangzhou Zhuochen Pipeline Co., Ltd2019-11-01Welded Pipe, Anti-Corrosion Pipe, Insulated Pipeline12000K CNYNot Supported
Jiangsu Suju Iron and Steel Group Co., Ltd2017-10-10Welded Pipe, Q345b Square Tube, Thick Walled Square Tube20080K CNYNot Supported
Shandong Century Star Stainless Steel Co., Ltd2021-09-26Welded Pipe, Seamless Tube, Industrial Pipeline10000K CNYNot Supported
Guangdong Lecong Steel World Co., Ltd2009-03-25Welded Pipe, Steel Pipe Pile, Cold Rolled Coil11000K CNYNot Supported
Hefei Lituo Steel Pipe Co., Ltd2010-04-27Welded Pipe, Hot-Dip Galvanized Pipe, Stainless Steel Pipe1180K CNYNot Supported
Tianjin Laidi Technology Development Co., Ltd2011-12-05Welded Pipe, Steel Plate, Solar Carport1000K CNYNot Supported
Chongqing Linghui Materials Co., Ltd2019-11-06Welded Pipe, Connecting Steel Pipes, 1000K CNYNot Supported
Tianjin Laidi Technology Development Co., Ltd2011-12-05Welded Pipe, Solar Carport, 1000K CNYNot Supported
Tianjin Hongyao Metal Products Co., Ltd2019-05-22Welded Pipe, Seamless Steel Pipe, Steel Sheet Pile5000K CNYNot Supported

Purchasing Guide

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

  • For procurement requirements that require the use of welded pipes, it is recommended to prioritize confirming key technical parameters such as wall thickness, outer diameter size, and material grade to ensure compatibility with engineering pressure bearing or structural support scenarios.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. Such suppliers are usually more stable in batch delivery and specification coverage of welded pipes.
  • In different application scenarios such as building steel structures or fluid transportation, it is necessary to select the corresponding type of welded pipe based on anti-corrosion requirements (such as galvanized layer thickness) and welding process differences.
  • For high-frequency applications such as municipal pipelines or machinery manufacturing, it is recommended to evaluate the richness of the supplier's product line based on industry data support, such as whether it covers the welded pipe category according to API standards or ASTM standards.

Knowledge Base

Q

This article answers common questions about pipes with an outer diameter of 40, analyzes typical specifications of welded pipes, and provides practical suggestions for purchasing to help readers quickly match industrial needs.

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