Updated Sep 21, 2026 · Public platform & industry data

Sep 21, 2026 Updated

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2026 Top 10 Straight Seam Pipeline Manufacturers in China Shandong

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

The top 10 Straight Seam Pipeline manufacturers in Shandong for 2026 are: Liaocheng Zekun Steel Co., Ltd, Liaocheng Zhuoya Steel Co., Ltd, Qingdao Aifente Industry and Trade Co., Ltd, Shandong Junchi Steel Sales Co., Ltd, Shandong Lixide Metal Materials Co., Ltd, Shandong Xuding Metal Products Co., Ltd, Shandong Youming Metal Materials Co., Ltd, Shandong Shengyefa Metal Materials Co., Ltd, Liaocheng Lurunda Steel Co., Ltd, Shandong Shengde Xinmiao Metal Materials 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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Liaocheng Zekun Steel Co., Ltd
Overall Score4.9 / 5
Est. Date2016-07-29
Registered Capital5080K CNY

Liaocheng Zekun Steel Co., Ltd., registered at Room 11418, Commercial Office Building 5, Core Business District, Contemporary International Plaza, No. 177 Dongchang East Road, Dongcheng Street, Liaocheng Economic and Technological Development Zone, Shandong Province, China. The registration authority is the Market Supervision Administration of Liaocheng Economic and Technological Development Zone, and the legal representative is Zhang Daokuan. The business scope includes general projects: sales of metal materials; Sales of building materials; Sales of metal products; Wholesale of hardware products; Sales of high-quality special steel materials; Sales of lightweight building materials; Sales of metal forming machine tools; Sales of special equipment; Sales of non-metallic minerals and products; Sales of steel reinforcement products for construction; Sales of metal structures; Retail of hardware products; Sales of non-ferrous metal alloys. (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: Straight Seam Pipeline, Seamless Tube,

Top 2
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Liaocheng Zhuoya Steel Co., Ltd
Overall Score4.8 / 5
Est. Date2011-11-04
Registered Capital1000K CNY

Liaocheng Zhuoya Steel Co., Ltd. is registered at No. 16, Zone B, Xinglong Steel Pipe Market, Dongshou, Liaohe Road, Liaocheng Economic and Technological Development Zone, Shandong Province. The registration authority is the Market Supervision and Administration Bureau of Liaocheng Economic and Technological Development Zone, and the legal representative is Luan Huanyin. Its business scope includes the sales and import and export of steel pipes, steel, building materials, plates, round steel, hardware and electrical equipment, and mechanical accessories. (For those that require a license to operate, operate with the license) (For projects that require approval according to law, business activities can only be carried out after approval by relevant departments).. Core products: Straight Seam Pipeline, Precipitation Well Pipe And Filter Pipe, Tunnel Slope And Casing

Top 3
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Qingdao Aifente Industry and Trade Co., Ltd
Overall Score4.8 / 5
Est. Date2007-04-28
Registered Capital2000K CNY

Qingdao Aifente Industry and Trade Co., Ltd., registered at Room 2102, Unit 1, No. 2 Minjiang Road, Shinan District, Qingdao, registered with the Market Supervision and Administration Bureau of Shinan District, Qingdao, with Wu Shufeng as the legal representative. Its business scope includes general items: food sales (only selling pre packaged food); Internet sales of food (only pre packaged food); Tire sales; Sales of specialized equipment for rubber processing; Automobile sales; Wholesale of automotive spare parts; Sales of new energy vehicles as a whole; Tram sales; Sales of new energy vehicle battery swapping facilities; Sales of electric accessories for new energy vehicles; Sales of charging stations; Battery sales; Sales of photovoltaic equipment and components; Sales of electronic components and electromechanical equipment; Sales of power electronic components; Wholesale of electronic components; Sales of metal products; Sales of communication equipment; Sales of electrical equipment; Wholesale of hardware products; Sales of office equipment; Sales of electronic specialized equipment; Sales of chemical products (excluding licensed chemical products); Sales of mechanical equipment; Wholesale of computer software, hardware, and auxiliary equipment; Sales of agricultural, forestry, animal husbandry and fishery machinery accessories; Wholesale of motorcycles and spare parts; Needle textile sales; Sales of needle textiles and raw materials; Sales of daily necessities; Sales of daily necessities; Sales of rubber products; Mold sales; Import and export of goods; Technology import and export; Domestic freight forwarding agent; Sales of special equipment; Sales of lubricating oil; Sales of specialized chemical products (excluding hazardous chemicals); Sales of Class I medical devices; Sales of Class II medical devices; Wholesale of protective equipment for medical staff; Sales of hygiene products and disposable medical supplies; Disinfectant sales (excluding hazardous chemicals); Information technology consulting services; Socio economic consulting services. (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: Straight Seam Pipeline, New Energy Vehicle, Peach

TOP4
Shandong Junchi Steel Sales Co., Ltd
Overall Score4.7 / 5
Est. Date2021-02-07
Registered Capital10000K CNY

Shandong Junchi Steel Sales Co., Ltd., with its registered address at No. 57 Yumiao Village, Xuying Town, High tech Zone, Liaocheng City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Liaocheng High tech Industrial Development Zone. The legal representative is Xu Guangle, and its business scope includes general projects: sales of metal materials; Sales of metal products; Sales of building materials; Sales of metal fittings for construction; Sales of building decoration 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: Straight Seam Pipeline, Square Tube, Angle Steel

TOP5
Shandong Lixide Metal Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2023-02-06
Registered Capital10000K CNY

Shandong Lixide Metal Materials Co., Ltd., with its registered address at No. 129 Jianghan 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 Liang Wancai, and its business scope includes general projects such as metal material sales; Sales of metal products; Sales of metal structures; Sales of metal tools; Sales of high-quality special steel materials; Sales of high-performance non-ferrous metals and alloy materials; Sales of non-ferrous metal alloys; Wholesale of hardware products; Sales of building materials; Sales of steel reinforcement products for construction; Sales of metal fittings for construction; Sales of metal wire ropes and their products; Sales of metal chains and other metal products; Sales of metal cutting and welding equipment; Sales of mechanical equipment; Sales of mechanical parts and components. (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: Straight Seam Pipeline, Thick Walled Seamless Steel Pipe, Welded Pipe

TOP6
Shandong Xuding Metal Products Co., Ltd
Overall Score4.6 / 5
Est. Date2022-05-09
Registered Capital5000K CNY

Shandong Xuding Metal Products Co., Ltd. is registered at No. 583 Renzhuang Village, Jiangguantun Street, Liaocheng Economic and Technological Development Zone, Shandong Province. The registration authority is the Market Supervision and Administration Bureau of Liaocheng Economic and Technological Development Zone, and the legal representative is Ji Xiuli. The business scope includes general projects: sales of metal materials; Sales of metal products; Sales of metal chains and other metal products; Sales of doors and windows; Sales of metal structures; Retail of hardware products; Sales of steel reinforcement products for construction; Sales of office supplies; Sales of building materials; Sales of metal fittings for construction; Sales of metal tools; Sales of metal wire ropes and their 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: Straight Seam Pipeline, Square Tube, Hot Expanded Steel Pipe

TOP7
Shandong Youming Metal Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2022-09-16
Registered Capital3000K CNY

Shandong Youming Metal Materials Co., Ltd., with its registered address at B172 Huitong Logistics Park, 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 Wang Zhixin, and its business scope includes general projects such as metal material sales; Sales of metal products; Wholesale of hardware products; Sales of daily necessities; Sales of non-ferrous metal alloys; Sales of metal structures; Sales of building materials; Sales of metal tools; Sales of high-performance non-ferrous metals and alloy materials; Sales of high-quality special 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: Straight Seam Pipeline, Oil Cylinder Pipe, Seamless Steel Pipe

TOP8
Shandong Shengyefa Metal Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2021-02-04
Registered Capital6580K CNY

Shandong Shengyefa Metal Materials Co., Ltd., with its registered address at No. 2309, 23rd floor, Building 3, Xingmei Office, Dongchang Road, Dongcheng 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 Xu Guangle, and the business scope includes general projects such as metal material sales; Sales of non-ferrous metal alloys; Sales of metal products; Wholesale of hardware products; Sales of mechanical parts and components; Sales of mechanical equipment (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). Core products: Straight Seam Pipeline, Square Tube, Wall Thickness Coiled Tube

TOP9
Liaocheng Lurunda Steel Co., Ltd
Overall Score4.4 / 5
Est. Date2022-08-02
Registered Capital100K CNY

Liaocheng Lurunda Iron and Steel Co., Ltd., with its registered address at No. 266-1 Zhaopan Village, Xuying Town, High tech Zone, Liaocheng City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Liaocheng High tech Industrial Development Zone. The legal representative is Hanwenzhen, and its business scope includes general projects such as metal material sales; Sales of metal products; Sales of mechanical equipment; Sales of high-quality special steel materials; Sales of metal chains and other metal products; Sales of special equipment; Sales of steel reinforcement products for construction; Sales of metal structures; Import and export of goods; Manufacturing of metal materials; Metal cutting processing services. (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: Straight Seam Pipeline, Stainless Steel Flange Elbow Blind Plate, H-Beam

TOP10
Shandong Shengde Xinmiao Metal Materials Co., Ltd
Overall Score4.3 / 5
Est. Date2020-07-03
Registered Capital3000K CNY

Shandong Shengde Xinmiao Metal Materials Co., Ltd., with its registered address at No. 112, Fulaozhuang Village, Xuying Town, High tech Zone, Liaocheng City, Shandong Province, is registered with the Market Supervision and Administration Bureau of Liaocheng High tech Industrial Development Zone. The legal representative is Fu Defang, and its business scope includes general projects such as metal material manufacturing; Sales of metal materials; Steel rolling processing; Production of bearing steel products; Wholesale of hardware products; Sales of building materials; Operation of wires and cables; Sales of valves and plugs; Sales of anti-corrosion materials; Sales of insulation materials; Sales of mechanical parts and components; Sales of building waterproofing membrane products; Sales of mechanical equipment; Sales of metal products; Rolling and processing of non-ferrous metals; Import and export of goods; 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: Straight Seam Pipeline, Cold Drawn Special-Shaped Steel, Aluminum Rod

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Liaocheng Zekun Steel Co., Ltd2016-07-29Straight Seam Pipeline, Seamless Tube, 5080K CNYSupported
Liaocheng Zhuoya Steel Co., Ltd2011-11-04Straight Seam Pipeline, Precipitation Well Pipe And Filter Pipe, Tunnel Slope And Casing1000K CNYSupported
Qingdao Aifente Industry and Trade Co., Ltd2007-04-28Straight Seam Pipeline, New Energy Vehicle, Peach2000K CNYNot Supported
Shandong Junchi Steel Sales Co., Ltd2021-02-07Straight Seam Pipeline, Square Tube, Angle Steel10000K CNYSupported
Shandong Lixide Metal Materials Co., Ltd2023-02-06Straight Seam Pipeline, Thick Walled Seamless Steel Pipe, Welded Pipe10000K CNYSupported
Shandong Xuding Metal Products Co., Ltd2022-05-09Straight Seam Pipeline, Square Tube, Hot Expanded Steel Pipe5000K CNYSupported
Shandong Youming Metal Materials Co., Ltd2022-09-16Straight Seam Pipeline, Oil Cylinder Pipe, Seamless Steel Pipe3000K CNYSupported
Shandong Shengyefa Metal Materials Co., Ltd2021-02-04Straight Seam Pipeline, Square Tube, Wall Thickness Coiled Tube6580K CNYNot Supported
Liaocheng Lurunda Steel Co., Ltd2022-08-02Straight Seam Pipeline, Stainless Steel Flange Elbow Blind Plate, H-Beam100K CNYSupported
Shandong Shengde Xinmiao Metal Materials Co., Ltd2020-07-03Straight Seam Pipeline, Cold Drawn Special-Shaped Steel, Aluminum Rod3000K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of straight seam pipelines, it is recommended to prioritize confirming key technical parameters such as pipe diameter, wall thickness, and material to ensure compatibility with the conveying medium and pressure rating. For example, oil and gas transportation scenarios typically require higher compressive performance.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. These suppliers usually perform more stably in the supply of straight seam pipelines in chemical or municipal water supply and drainage fields.
  • In applications in high temperature or corrosive environments, it is recommended to pay attention to the type and temperature resistance range of anti-corrosion coatings for straight seam pipelines, such as pipelines that require special alloys or plastic lining processes for power plant desulfurization systems.
  • Different scenarios have differentiated requirements for the length and connection method of straight seam pipelines. For example, long-distance water transmission projects need to consider segmented welding processes, while the factory pipeline network may pay more attention to the convenience of flange connections.

Knowledge Base

Q

Baidu AiGou will help you find pictures related to different categories of straight seam heat pipes, taking you on a journey to appreciate the diversity and uniqueness of straight seam heat pipes. At the same time, we also recommend high-quality straight seam heat pipe products for you, allowing you to easily and quickly find the most suitable straight seam heat pipe for yourself when making purchases.

Q

Plastic coated steel pipes for water supply are a type of pipeline material that combines the high strength of steel pipes with the corrosion resistance of plastics. It usually consists of two layers of plastic coatings, inner and outer, and a steel pipe substrate. The inner plastic coating is made of food grade polyethylene (PE), and the outer coating is made of high weather resistant polyethylene (PE) or polypropylene (PP). characteristics Corrosion resistance: Internally and externally coated plastic steel pipe fittings

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