Updated Aug 24, 2026 · Public platform & industry data

Aug 24, 2026 Updated

English
title decor left

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

title decor right

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, Hebei Fangqing Pipeline Manufacturing Co., Ltd, Jiangyin Fulei Steel Plate Processing Co., Ltd, Yanshan County Yuanchuang Pipe Fitting Sales Office (Individual Industrial and Commercial Household), Foshan Xinghongwang Stainless Steel Co., Ltd, Qingyun Huishun Machinery Parts Co., Ltd, Hebei Tengtai Pipeline Manufacturing Co., Ltd, Hebei Xinjuyang Pipeline Manufacturing Co., Ltd, Cangzhou Houjin Pipeline Co., Ltd, Hebei Hengtai Pipeline Equipment 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.

Collapse
Region FilterRegion
Top 1
background image
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
background image
Hebei Fangqing Pipeline Manufacturing Co., Ltd
Overall Score4.8 / 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: Large And Small Head Variable Diameter Tube, Head, Flanging

Top 3
background image
Jiangyin Fulei Steel Plate Processing Co., Ltd
Overall Score4.8 / 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

TOP4
Yanshan County Yuanchuang Pipe Fitting Sales Office (Individual Industrial and Commercial Household)
Overall Score4.7 / 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

TOP5
Foshan Xinghongwang Stainless Steel Co., Ltd
Overall Score4.7 / 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

TOP6
Qingyun Huishun Machinery Parts Co., Ltd
Overall Score4.6 / 5
Est. Date2017-07-06
Registered Capital1000K CNY

Qingyun Huishun Machinery Parts Co., Ltd., with its registered address located on the south side of the east end of Yingbin Road in Qingyun County, Dezhou City, Shandong Province, is registered with the Qingyun County Market Supervision Administration. The legal representative is Zhang Jingliang, and its business scope includes general projects such as mechanical parts and component processing; Black metal casting (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: Large And Small Head Variable Diameter Tube, Grate, Rare Earth Alloy Wear-Resistant Elbow

TOP7
Hebei Tengtai Pipeline Manufacturing Co., Ltd
Overall Score4.6 / 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

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
Cangzhou Houjin Pipeline Co., Ltd
Overall Score4.5 / 5
Est. Date2021-12-20
Registered Capital30000K CNY

Cangzhou Houjin Pipeline Co., Ltd., with its registered address located 100 meters south of Hanqiao Bridge, Cangle Road, Yanshan County, is registered with the Market Supervision Administration of Yanshan County. The legal representative is Zhao Wenjie, and its business scope includes metal structure manufacturing. Manufacturing and selling steel pipes, fittings, anti-corrosion steel pipes, insulation steel pipes, composite pipes, as well as pipe fittings, elbows, and flange series products; Metal materials, valves, pressure vessels, manholes, compensators, power plant accessories, steel, plates, profiles. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments; for general business projects, business activities can be carried out independently in accordance with the law).. Core products: Large And Small Head Variable Diameter Tube, Plastic-Coated Steel Pipe, Insulated Steel Pipe

TOP10
Hebei Hengtai Pipeline Equipment Manufacturing Co., Ltd
Overall Score4.4 / 5
Est. Date2002-09-18
Registered Capital156000K CNY

Hebei Hengtai Pipeline Equipment Manufacturing Co., Ltd., registered address located in Wuliyao Industrial Zone, Chengxi, Yanshan County; (Business premises: Zhenggang Park, Yanshan County Economic Development Zone), registered with the Yanshan County Market Supervision and Administration Bureau, with Liu Zemin as the legal representative, the business scope includes general projects: manufacturing and sales of steel pipes, high, medium and low pressure fittings, flanges, high-pressure pipeline factory configuration, wear-resistant pipelines, plastic lined anti-corrosion pipelines, insulation pipelines, supports and hangers, compensators, fasteners, standard parts, sealing gaskets, precision casting, concrete pump accessories and mechanical conveying systems, fluorine lined rubber lined pipelines, fluorine lined rubber lined equipment, reaction kettles, plastic coated steel pipes, hot-dip plastic threading pipes, fire coated plastic pipes, engineering machinery equipment leasing, general road freight transportation (excluding dangerous goods), contracting building waterproofing, anti-corrosion and insulation projects. Construction, import and export of goods and technology, transportation facilities, electrical equipment, cable trays Production and sales of photovoltaic brackets and scaffolding. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments; for general business projects, business activities can be carried out independently in accordance with the law); Sales of chemical products (excluding licensed chemical 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, 3Pe Anti-Corrosion Steel Pipe, Elbow

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
New Shun Valve Group Co., Ltd2015-05-08Large And Small Head Variable Diameter Tube101000K CNYSupported
Hebei Fangqing Pipeline Manufacturing Co., Ltd2013-09-03Large And Small Head Variable Diameter Tube, Head, Flanging10900K CNYSupported
Jiangyin Fulei Steel Plate Processing Co., Ltd2007-07-05Large And Small Head Variable Diameter Tube, U-Shaped Steel, Stainless Steel Bending Parts60000K 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
Foshan Xinghongwang Stainless Steel Co., Ltd2021-04-08Large And Small Head Variable Diameter Tube, Industrial Welded Pipe, Stainless Steel Rectangular Tube1000K CNYSupported
Qingyun Huishun Machinery Parts Co., Ltd2017-07-06Large And Small Head Variable Diameter Tube, Grate, Rare Earth Alloy Wear-Resistant Elbow1000K CNYSupported
Hebei Tengtai Pipeline Manufacturing Co., Ltd2011-06-03Large And Small Head Variable Diameter Tube, Filter, Manhole50000K CNYSupported
Hebei Xinjuyang Pipeline Manufacturing Co., Ltd2025-06-26Large And Small Head Variable Diameter Tube51180K CNYSupported
Cangzhou Houjin Pipeline Co., Ltd2021-12-20Large And Small Head Variable Diameter Tube, Plastic-Coated Steel Pipe, Insulated Steel Pipe30000K CNYSupported
Hebei Hengtai Pipeline Equipment Manufacturing Co., Ltd2002-09-18Large And Small Head Variable Diameter Tube, 3Pe Anti-Corrosion Steel Pipe, Elbow156000K 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 relevant pictures of different categories of large and small head carbon steel reducers for you, taking you to appreciate the diversity and uniqueness of large and small head carbon steel reducers. At the same time, we also recommend high-quality large-diameter carbon steel reducers for you, so that you can easily and quickly find the most suitable large-diameter carbon steel reducers for yourself when purchasing.

Q

This article provides a detailed introduction to the production process of large and small head variable diameter pipes, including their definition, production process flow, main production methods (stamping, extrusion, welding), and quality control points during the production process. Through this article, readers can comprehensively understand the manufacturing principles and processes of large and small head variable diameter pipes, providing valuable references for practitioners in related industries.

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