Updated Sep 13, 2026 · Public platform & industry data

Sep 13, 2026 Updated

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2026 Top 10 Flange Cover Plate Manufacturers in China

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Top-rated Flange Cover Plate suppliers, How to choose a Flange Cover Plate manufacturer, Best Flange Cover Plate companies in China

The top 10 Flange Cover Plate manufacturers in China for 2026 are: Hebei Fangqing Pipeline Manufacturing Co., Ltd, Wenzhou Huadun Steel Industry Co., Ltd, Zhejiang Hualing Flange Co., Ltd, Wuxi Wanxinbao Metal Products Co., Ltd, Hebei Henghai Pipeline Equipment Manufacturing Co., Ltd, Cangzhou Dongjun Pipeline Equipment Co., Ltd, Cangzhou Tianxiangcheng Pipeline Equipment Co., Ltd, Zhejiang Pengrui Fluid Technology Co., Ltd, Qingdao Mohe Casting Co., Ltd, Hebei Wanyang Pipe Fitting 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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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: Flange Cover Plate, Big End And Small End, Flange

Top 2
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Wenzhou Huadun Steel Industry Co., Ltd
Overall Score4.8 / 5
Est. Date2018-05-23
Registered Capital5000K CNY

Wenzhou Huadun Steel Industry Co., Ltd., with its registered address at 988 Tianzhong Road, Yongzhong Street, Longwan District, Wenzhou City, Zhejiang Province, China, is registered with the Market Supervision Administration of Longwan District, Wenzhou City. The legal representative is Li Chuanliang, and its business scope includes general projects such as steel rolling processing; Manufacturing of metal materials; Manufacturing of forgings and powder metallurgy products; Sales of metal materials; Sales of forgings and powder metallurgy products; Sales of high-quality special steel materials; Manufacturing of architectural decoration, plumbing components, and other metal products for building use; Manufacturing of metal structures; Sales of metal structures; Manufacturing of hardware products; Wholesale of hardware products; Manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Sales of valves and plugs; Internet sales (except for the sale of goods that need permission) (except for items that need approval according to law, business activities shall be carried out independently according to law with the business license). Licensed project: Import and export of technology; Import and export of goods (for projects that require approval by law, business activities can only be carried out after approval by relevant departments, and specific business projects are subject to the approval results).. Core products: Flange Cover Plate, , Ba Coil

Top 3
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Zhejiang Hualing Flange Co., Ltd
Overall Score4.8 / 5
Est. Date2015-07-13
Registered Capital10060K CNY

Zhejiang Hualing Flange Co., Ltd., with its registered address at No. 558 Lingde Road, Kunpeng Street, Wenzhou Marine Economy Development Demonstration Zone, Wenzhou City, Zhejiang Province, is registered with the Marine Economy Development Demonstration Zone Branch of Wenzhou Municipal Administration for Market Regulation. The legal representative is Chen Yiting, and the business scope includes general projects: manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Sales of valves and plugs; Manufacturing of hardware products; Wholesale of hardware products; Retail of hardware products; Manufacturing of general components; Mechanical parts and component processing; Sales of mechanical parts and components; Sealing component manufacturing; Sales of seals; Manufacturing of metal materials; Sales of metal materials; Sales of metal products; Import and export of goods; Technology import and export; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion (except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law).. Core products: Flange Cover Plate, Large Diameter High-Pressure Flange, Neck Flange

TOP4
Wuxi Wanxinbao Metal Products Co., Ltd
Overall Score4.7 / 5
Est. Date2014-03-05
Registered Capital2080K CNY

Wuxi Wanxinbao Metal Products Co., Ltd. is registered at Room 208, Building 1, No. 37 Xinhui Road, Wuxi City. The registration authority is the Administrative Approval Bureau of Liangxi District, Wuxi City, and the legal representative is Zhang Lili. The business scope includes the sales of metal products, metal materials, building materials, hardware and electrical equipment, chemical products and raw materials (excluding hazardous chemicals), electrical machinery and equipment, general machinery and accessories. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Flange Cover Plate, Stainless Steel Strip, Stainless Steel Gutter

TOP5
Hebei Henghai Pipeline Equipment Manufacturing Co., Ltd
Overall Score4.7 / 5
Est. Date2014-04-28
Registered Capital49980K CNY

Hebei Henghai Pipeline Equipment Manufacturing Co., Ltd., with its registered address at Yanta Road, Yanshan Town, Yanshan County, is registered with the Yanshan County Market Supervision and Administration Bureau, and its legal representative is Qi Yingli. Its business scope includes the production of flange blind plates, elbows, tees, reducers, bends, pipe plates, pipeline fittings and equipment. 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.. Core products: Flange Cover Plate, Blind Pipe Flange Cover, Flange Mirror

TOP6
Cangzhou Dongjun Pipeline Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2015-07-09
Registered Capital51076.08K CNY

Cangzhou Dongjun Pipeline Equipment Co., Ltd., with its registered address located 50 meters south of Bozhai Road, 283 Xindian Town, 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 Zhang Yong, and its business scope includes the manufacturing and sales of flanges, elbows, tees, reducers, and pipeline equipment; Sales: Green building materials, metal materials, electrical equipment, mechanical equipment, fire-fighting equipment, hardware and electrical equipment; Import and export of goods or technology (excluding goods and technology prohibited by the state or subject to administrative approval). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Flange Cover Plate, Lined Plastic Pipeline, Wear Resistant Pipeline

TOP7
Cangzhou Tianxiangcheng Pipeline Equipment Co., Ltd
Overall Score4.6 / 5
Est. Date2015-03-26
Registered Capital10000K CNY

Cangzhou Tianxiangcheng Pipeline Equipment Co., Ltd., with its registered address in Xiliu Village, Yanshan Town, Yanshan County, is registered with the Market Supervision Administration of Yanshan County, and its legal representative is Liu Xiaohui. Its business scope includes the sale of steel pipes, petroleum casings, anti-corrosion steel pipes, insulation pipes, pipeline pipes, alloy pipes, stainless steel pipes, bent pipes, pipe fittings, anti-corrosion and insulation materials, pipeline equipment and accessories, pipes, plates, wires, profiles, steel, and machine tool accessories; And the import and export business of the above products.. Core products: Flange Cover Plate, Head, Three-Way

TOP8
Zhejiang Pengrui Fluid Technology Co., Ltd
Overall Score4.6 / 5
Est. Date2018-06-22
Registered Capital12800K CNY

Zhejiang Pengrui Fluid Technology Co., Ltd., with its registered address at 588 Binhai 2nd Road, Wenzhou Bay New Area, Wenzhou City, Zhejiang Province, is registered with the Longwan District Market Supervision Administration of Wenzhou City. The legal representative is Huang Yongming, and its business scope includes general projects such as mechanical equipment research and development; Sales of mechanical equipment; Manufacturing of pharmaceutical specialized equipment; Sales of pharmaceutical specialized equipment; Manufacturing of specialized equipment for environmental protection; Sales of specialized equipment for environmental protection; Research and development of biochemical product technology; Manufacturing of specialized equipment for refining and chemical production; Sales of specialized equipment for refining and chemical production; Manufacturing of gas and liquid separation and purification equipment; Sales of gas and liquid separation and purification equipment; Manufacturing of pumps and vacuum equipment; Sales of pumps and vacuum equipment; Manufacturing of new energy prime mover equipment; Sales of new energy original equipment; Manufacturing of specialized equipment for food, alcohol, beverage, and tea production; Research and development of metal products; Sales of metal products; Repair of metal products; Specialized equipment manufacturing (excluding licensed specialized equipment manufacturing); General equipment manufacturing (excluding special equipment manufacturing); Production of chemical products (excluding licensed chemical products); Sales of chemical products (excluding licensed chemical products); Mechanical parts and component processing; Sales of mechanical parts and components; Rubber product manufacturing; Sales of rubber products; Sales of insulation materials; Manufacturing of hardware products; Retail of hardware products; Wholesale of hardware products; Valve and plug research and development; Manufacturing of ordinary valves and plugs (excluding special equipment manufacturing); Sales of valves and plugs; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Specialized equipment repair; Installation services for ordinary mechanical equipment; Technology import and export; 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). (The branch office is located on the 1st and 5th floors of the east and west ends of No. 969 Binhai Second Road, Wenzhou Bay New Area, Wenzhou City, Zhejiang Province). Core products: Flange Cover Plate, Sanitary Grade Manholes, Level Gauge

TOP9
Qingdao Mohe Casting Co., Ltd
Overall Score4.5 / 5
Est. Date2003-04-02
Registered Capital500K CNY

Qingdao Mohe Casting Co., Ltd., with its registered address at the south end of Mount Taishan 1st Road, Jimo City, Qingdao, Shandong Province, is registered by the Market Supervision Administration of Jimo District, Qingdao, and its legal representative is Dong Liangwei. Its business scope includes casting iron castings, steel castings, copper and aluminum castings; Processing and manufacturing of mechanical parts, gantry planers, and vertical lathes; Import and export of goods and technology (excluding projects prohibited by laws and administrative regulations, and projects restricted by laws and administrative regulations can only be operated after obtaining a license).. Core products: Flange Cover Plate, Heat-Resistant Cast Iron Parts, Steel Casting

TOP10
Hebei Wanyang Pipe Fitting Manufacturing Co., Ltd
Overall Score4.3 / 5
Est. Date2019-06-24
Registered Capital6000K CNY

Hebei Wanyang Pipe Fitting Manufacturing Co., Ltd., with its registered address in Zhangguandian Village, Xindian Town, Mengcun Hui Autonomous County, Cangzhou City, Hebei Province, is registered with the Market Supervision Administration of Mengcun Hui Autonomous County. The legal representative is Yang Haili, and the business scope includes the production and sales of flanges, bends, tees, and tees; Sales: Large and small heads, blind plates, forged socket fittings, bent pipes, threaded fittings, standard parts, supports and hangers, steel pipes, flexible joints, compensators, power plant accessories, fire-fighting equipment, valves, mechanical equipment, pipe clamps, sports equipment (excluding crossbows), pump pipes, stainless steel products, anti-corrosion insulation pipelines, manholes, environmental protection equipment, bolts, gaskets, and heads; Import and export of goods or technology (excluding goods and technology prohibited by the state or subject to administrative approval). (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Flange Cover Plate, Waterproof Sleeve, Valve

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Hebei Fangqing Pipeline Manufacturing Co., Ltd2013-09-03Flange Cover Plate, Big End And Small End, Flange10900K CNYSupported
Wenzhou Huadun Steel Industry Co., Ltd2018-05-23Flange Cover Plate, , Ba Coil5000K CNYSupported
Zhejiang Hualing Flange Co., Ltd2015-07-13Flange Cover Plate, Large Diameter High-Pressure Flange, Neck Flange10060K CNYSupported
Wuxi Wanxinbao Metal Products Co., Ltd2014-03-05Flange Cover Plate, Stainless Steel Strip, Stainless Steel Gutter2080K CNYSupported
Hebei Henghai Pipeline Equipment Manufacturing Co., Ltd2014-04-28Flange Cover Plate, Blind Pipe Flange Cover, Flange Mirror49980K CNYSupported
Cangzhou Dongjun Pipeline Equipment Co., Ltd2015-07-09Flange Cover Plate, Lined Plastic Pipeline, Wear Resistant Pipeline51076.08K CNYSupported
Cangzhou Tianxiangcheng Pipeline Equipment Co., Ltd2015-03-26Flange Cover Plate, Head, Three-Way10000K CNYSupported
Zhejiang Pengrui Fluid Technology Co., Ltd2018-06-22Flange Cover Plate, Sanitary Grade Manholes, Level Gauge12800K CNYNot Supported
Qingdao Mohe Casting Co., Ltd2003-04-02Flange Cover Plate, Heat-Resistant Cast Iron Parts, Steel Casting500K CNYSupported
Hebei Wanyang Pipe Fitting Manufacturing Co., Ltd2019-06-24Flange Cover Plate, Waterproof Sleeve, Valve6000K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of flange cover plates, it is recommended to prioritize checking key technical parameters such as pressure rating, sealing surface form, and material to ensure compatibility with pipeline systems. The chemical and energy industries usually need to pay attention to corrosion resistance.
  • 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 have more stable delivery capabilities in the field of flange cover supply.
  • The thickness and sealing requirements for flange cover plates vary greatly in different application scenarios such as sewage treatment or high-temperature steam pipelines. Before procurement, it is necessary to clarify the usage environment to avoid selection deviations.
  • In the maintenance and procurement of industrial equipment, the dimensional accuracy of flange cover plates directly affects the installation and sealing effect. It is recommended to compare specifications with existing flange standards (such as ANSI or DIN).

Knowledge Base

Q

This article reveals the professional name, core functions, and selection points of flange cover plates, introducing you to the indispensable 'protective shield' in this pipeline system, helping you easily meet the sealing needs in industrial scenarios.

Q

This article introduces what a flange cover plate is, its function, common materials and specifications, and answers common questions.

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