Updated Aug 13, 2026 · Public platform & industry data

Aug 13, 2026 Updated

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2026 Top 10 Large And Small Head Variable Diameter Tube Manufacturers in China

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Top-rated Large And Small Head Variable Diameter Tube suppliers, How to choose a Large And Small Head Variable Diameter Tube manufacturer, Best Large And Small Head Variable Diameter Tube companies in China

The top 10 Large And Small Head Variable Diameter Tube manufacturers in China for 2026 are: New Shun Valve Group Co., Ltd, Cangzhou Huishang Pipe Fitting Manufacturing Co., Ltd, Yanshan County Yuanchuang Pipe Fitting Sales Office (Individual Industrial and Commercial Household), Jiangyin Fulei Steel Plate Processing Co., Ltd, Hebei Penghai Pipeline Manufacturing Co., Ltd, Haoyue Kaiheng Technology Co., Ltd., Bazhou City, Foshan Xinghongwang Stainless Steel Co., Ltd, Hebei Xinjuyang Pipeline Manufacturing Co., Ltd, Hebei Qinghe Pipe Fitting Manufacturing Co., Ltd, Hebei Tengtai Pipeline Manufacturing 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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New Shun Valve Group Co., Ltd
Overall Score4.9 / 5
Est. Date2015-05-08
Registered Capital101000K CNY

New Shun Valve Group Co., Ltd., located at Building 3, No. 70 Shunxian Road, Zhenglu Town, Tianning District, Changzhou City, Jiangsu Province, was established on May 8, 2015. The registered authority is the Tianning District Government Service Management Office of Changzhou City, and the legal representative is Yan Shaoyang. Core products: Large And Small Head Variable Diameter Tube

Top 2
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Cangzhou Huishang Pipe Fitting Manufacturing Co., Ltd
Overall Score4.8 / 5
Est. Date2018-06-12
Registered Capital18000K CNY

Cangzhou Huishang Pipe Fittings Manufacturing Co., Ltd., whose registered address is located in the west of the road 400 meters north of memorial archway, Zhangguandian East, Mengcun Hui Autonomous County, Cangzhou City, Hebei Province, is registered by the Market Supervision Administration of Mengcun Hui Autonomous County, and its legal representative is Fan Xiaoxue. Its business scope includes general projects: building decoration, plumbing pipe parts and other metal products for building; Manufacturing of metal products for safety and firefighting purposes; Manufacturing of metal daily necessities; Sales of metal products; Manufacturing of hardware products; Wholesale of hardware products; Manufacturing of metal structures; Sales of metal structures; Manufacturing of concrete structural components; Sales of concrete structural components; Mechanical parts and component processing; Sales of mechanical parts and components; Sealing component manufacturing; Sales of seals; Fastener manufacturing; Sales of fasteners; Sales of metal materials; Sales of valves and plugs; Sales of pumps and vacuum equipment; Sales of anti-corrosion materials; Sales of insulation materials; Import and export of goods (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: Large And Small Head Variable Diameter Tube, Big End And Small End, Socket Fittings

Top 3
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Yanshan County Yuanchuang Pipe Fitting Sales Office (Individual Industrial and Commercial Household)
Overall Score4.8 / 5
Est. Date2024-12-18
Registered Capital-

Yanshan County Yuanchuang Pipe Fitting Sales Office (Individual Industrial and Commercial Household), registered at Room 1202, Unit 1, Building 7, Tiantai Jiayuan, Yanshan County, with the registration authority of Yanshan County Market Supervision Administration and the legal representative of Song Zhijie. Its business scope includes general projects: sales of metal materials; Sales of metal products; Retail 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: Large And Small Head Variable Diameter Tube, Pipe Support Hanger, 3Pe Anti-Corrosion Steel Pipe

TOP4
Jiangyin Fulei Steel Plate Processing Co., Ltd
Overall Score4.7 / 5
Est. Date2007-07-05
Registered Capital60000K CNY

Jiangyin Fulei Steel Plate Processing Co., Ltd., with its registered address located in Qiaoqi Industrial Park, Xuxiake Town, Jiangyin City (south of Yingbin Avenue), is registered with the Jiangyin Administrative Approval Bureau and represented by Huang Lei as its legal representative. Its business scope includes steel plate processing; Manufacturing, processing, and sales of metal structures, mechatronics equipment, and spare parts; Sales of hardware products, electrical equipment, and metal materials; Import and export business of various commodities and technologies through self operation and agency, except for commodities and technologies restricted or prohibited by the state for enterprise operation or import and export. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Large And Small Head Variable Diameter Tube, U-Shaped Steel, Stainless Steel Bending Parts

TOP5
Hebei Penghai Pipeline Manufacturing Co., Ltd

Yanta Road, Yanshan County, the location of Hongmiao Kiln is slightly opposite

Overall Score4.7 / 5
Est. Date2016-06-02
Registered Capital20000K CNY

Hebei Penghai Pipeline Manufacturing Co., Ltd. is located across from Hongmiao Kiln on Yanta Road in Yanshan County. It was established on June 2, 2016, with the registration authority of Yanshan County Market Supervision Administration and the legal representative being Ma Ruijie. Core products: Large And Small Head Variable Diameter Tube

TOP6
Haoyue Kaiheng Technology Co., Ltd., Bazhou City

Workshop 2 of Xinda Galvanized Color Plate Co., Ltd. on the east side of Langda Road, Shengfang Town, Bazhou City, Langfang City, Hebei Province

Overall Score4.6 / 5
Est. Date2026-04-15
Registered Capital2000K CNY

Bazhou Haoyue Kaiheng Technology Co., Ltd. is located in the second workshop of Xinda Galvanized Color Plate Co., Ltd. on the east side of Langda Road, Shengfang Town, Bazhou City, Langfang City, Hebei Province. It was established on April 15, 2026 and registered with the Bazhou Market Supervision Administration of Langfang City. The legal representative is Luo Xiaoqin. Core products: Large And Small Head Variable Diameter Tube, Flat Element Tube, Rectangular Tube

TOP7
Foshan Xinghongwang Stainless Steel Co., Ltd
Overall Score4.6 / 5
Est. Date2021-04-08
Registered Capital1000K CNY

Foshan Xinghongwang Stainless Steel Co., Ltd., with its registered address at 22-7 Tao'er Road, Hezhu Industrial Zone, Dadu Village, Chencun Town, Shunde District, Foshan City (registered address declared), is registered with the Market Supervision Administration of Shunde District, Foshan City, and its legal representative is Gao Lijiang. Its business scope includes general projects such as metal material sales; Domestic trade agency; Sales of metal products; Internet sales (except for sales of goods that require a license). (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: Large And Small Head Variable Diameter Tube, Industrial Welded Pipe, Stainless Steel Rectangular Tube

TOP8
Hebei Xinjuyang Pipeline Manufacturing Co., Ltd
Overall Score4.6 / 5
Est. Date2025-06-26
Registered Capital51180K CNY

Hebei Xinjuyang Pipeline Manufacturing Co., Ltd., located at No. 76 Gaoyao Village, Hanji Town, Yanshan County, was established on June 26, 2025. The registered authority is the Yanshan County Market Supervision Administration, and the legal representative is Hu Yulin. Core products: Large And Small Head Variable Diameter Tube

TOP9
Hebei Qinghe Pipe Fitting Manufacturing Co., Ltd
Overall Score4.5 / 5
Est. Date2017-04-01
Registered Capital10000K CNY

Hebei Qinghe Pipe Fitting Manufacturing Co., Ltd., registered in Fanzhuang Village, Yanshan Town, Yanshan County, with the registration authority of Yanshan County Market Supervision Administration and the legal representative of Fan Xiaokang, engages in the production of flanges, pipe fittings, steel pipe fittings, heads, insulation and anti-corrosion pipelines, wear-resistant pipelines, polyurethane lining, ultra-high molecular weight lining, and polyethylene pipelines; Sales of lined rubber, lined plastic pipes, equipment accessories, rubber and plastic products, steel pipes, steel plates, round steel, metal materials, hardware and electrical materials, compensators, pipe supports and hangers, power plant accessories, and valves; To engage in the export business of products and technologies produced by our enterprise, as well as the import business of machinery, 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: Large And Small Head Variable Diameter Tube, Stainless Steel Blind Flange, Suction Bell Mouth

TOP10
Hebei Tengtai Pipeline Manufacturing Co., Ltd
Overall Score4.4 / 5
Est. Date2011-06-03
Registered Capital50000K CNY

Hebei Tengtai Pipeline Manufacturing Co., Ltd., with its registered address located in Puwacheng Park, Yanshan County Economic Development Zone, is registered with the Yanshan County Market Supervision and Administration Bureau, and its legal representative is Jia Zhaohui. Its business scope includes manufacturing pipelines, pipeline fittings and accessories, flange forgings, valves, power plant accessories, supports and hangers, conveying machinery and accessories, and sales of metal materials; Import and export business of self-produced products and technologies of enterprises. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Large And Small Head Variable Diameter Tube, Filter, Manhole

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
New Shun Valve Group Co., Ltd2015-05-08Large And Small Head Variable Diameter Tube101000K CNYSupported
Cangzhou Huishang Pipe Fitting Manufacturing Co., Ltd2018-06-12Large And Small Head Variable Diameter Tube, Big End And Small End, Socket Fittings18000K CNYSupported
Yanshan County Yuanchuang Pipe Fitting Sales Office (Individual Industrial and Commercial Household)2024-12-18Large And Small Head Variable Diameter Tube, Pipe Support Hanger, 3Pe Anti-Corrosion Steel Pipe-Supported
Jiangyin Fulei Steel Plate Processing Co., Ltd2007-07-05Large And Small Head Variable Diameter Tube, U-Shaped Steel, Stainless Steel Bending Parts60000K CNYSupported
Hebei Penghai Pipeline Manufacturing Co., Ltd2016-06-02Large And Small Head Variable Diameter Tube20000K CNYNot Supported
Haoyue Kaiheng Technology Co., Ltd., Bazhou City2026-04-15Large And Small Head Variable Diameter Tube, Flat Element Tube, Rectangular Tube2000K CNYSupported
Foshan Xinghongwang Stainless Steel Co., Ltd2021-04-08Large And Small Head Variable Diameter Tube, Industrial Welded Pipe, Stainless Steel Rectangular Tube1000K CNYSupported
Hebei Xinjuyang Pipeline Manufacturing Co., Ltd2025-06-26Large And Small Head Variable Diameter Tube51180K CNYSupported
Hebei Qinghe Pipe Fitting Manufacturing Co., Ltd2017-04-01Large And Small Head Variable Diameter Tube, Stainless Steel Blind Flange, Suction Bell Mouth10000K CNYNot Supported
Hebei Tengtai Pipeline Manufacturing Co., Ltd2011-06-03Large And Small Head Variable Diameter Tube, Filter, Manhole50000K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of reducers, it is recommended to prioritize confirming the diameter dimensions, wall thickness, and material parameters at both ends to ensure compatibility with existing pipeline systems and avoid installation difficulties or seal failure due to specification deviations.
  • In high-pressure scenarios such as chemical or hydraulic engineering, it is important to evaluate the pressure rating and corrosion resistance of variable diameter pipes. Different media environments may have specific requirements for materials such as stainless steel and carbon steel.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and companies with industry data support. Such suppliers usually provide more stable supply capabilities and technical support.
  • For common application scenarios such as fire protection pipelines or HVAC systems, it is recommended to choose variable diameter pipes with standard flange connections for quick installation and maintenance, while reducing the construction cost of system renovation.

Knowledge Base

Q

This article provides a detailed analysis of the construction methods and technical points for variable diameter of smoke exhaust pipes, including the principle of variable diameter, common processing methods (such as conical transition and eccentric reducing pipes), installation specifications (such as airflow direction and slope requirements), and matching parameters for different specifications of pipe diameters (refer to the "Code for Acceptance of Construction Quality of Ventilation and Air Conditioning Engineering" GB50243-2016), to help solve the problem of variable diameter connection in practical engineering.

Q

Baidu AiGou has found pictures of different categories of reducers and reducers, taking you on a journey to appreciate the diversity and uniqueness of reducers and reducers. At the same time, we also recommend high-quality reducer products for you, so that you can easily and quickly find the most suitable reducer for yourself when purchasing.

Q

This article introduces the definition, purpose, and whether it is a reducer.

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