Updated Aug 28, 2026 · Public platform & industry data

Aug 28, 2026 Updated

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2026 Top 10 Ductile Cast Iron Manufacturers in China

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Top-rated Ductile Cast Iron suppliers, How to choose a Ductile Cast Iron manufacturer, Best Ductile Cast Iron companies in China

The top 10 Ductile Cast Iron manufacturers in China for 2026 are: Dongguan Guangouli Metal Materials Co., Ltd, Dongguan Weichen Metal Materials Co., Ltd, Shandong Xinjitong Metal Materials Co., Ltd, Dongguan Chang'an Guansheng Metal Materials Trading Company, Dongguan Debao Metal Materials Co., Ltd, Hebei Linghuixing Valve Industry Co., Ltd, Shanghai Manganese Bull Industrial Co., Ltd, Shandong Xinzhongneng Steel Co., Ltd, Botou Gaoxin Casting Industry Co., Ltd, Kunshan Hengrongchang 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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Dongguan Guangouli Metal Materials Co., Ltd
Overall Score4.9 / 5
Est. Date2019-03-13
Registered Capital200K CNY

Dongguan Guangouli Metal Materials Co., Ltd., with its registered address at Room 402, Building 2, No. 17 Chuangsheng Road, Chang'an Town, Dongguan City, Guangdong Province, is registered with the Dongguan Market Supervision Administration. The legal representative is Xiao Wei, and its business scope includes general projects such as the sales of non-ferrous metal alloys; Sales of high-performance non-ferrous metals and alloy materials; Steel rolling processing; Tool sales; Research and development of hardware products; Retail of hardware products; 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: Ductile Cast Iron, Phosphor Bronze, Carbon Steel

Top 2
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Dongguan Weichen Metal Materials Co., Ltd
Overall Score4.8 / 5
Est. Date2016-04-01
Registered Capital500K CNY

Dongguan Weichen Metal Materials Co., Ltd. is registered at Room 713, 7th Floor, No. 40 West Road, Shatou Community, Chang'an Town, Dongguan City. The registration authority is Dongguan Market Supervision Administration, and the legal representative is Xu Yanshan. The business scope includes the sale of metal materials.. Core products: Ductile Cast Iron, Yin Steel Plate Yin Steel Strip, Titanium Alloy

Top 3
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Shandong Xinjitong Metal Materials Co., Ltd
Overall Score4.8 / 5
Est. Date2022-07-08
Registered Capital3000K CNY

Shandong Xinjitong Metal Materials Co., Ltd., with its registered address at No. 357, Jianghan Village, Jiangguantun Street Office, 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 Zhao Hongyan, and its business scope includes general projects such as metal material sales; Sales of metal products; Sales of metal structures; Wholesale of hardware products; Sales of non-ferrous metal alloys; 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; Manufacturing of metal wire ropes and their products; Sales of metal ores; Sales of signs for transportation and public management. (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: Ductile Cast Iron, Manhole Cover, Sewage Manhole Cover

TOP4
Dongguan Chang'an Guansheng Metal Materials Trading Company
Overall Score4.7 / 5
Est. Date2019-04-17
Registered Capital-

Dongguan Chang'an Guansheng Metal Materials Trading Co., Ltd., with its registered address at Room 1103, No. 33 Shatou Xinnan Street, Chang'an Town, Dongguan City, Guangdong Province, is registered with the Dongguan Market Supervision Administration. The legal representative is Zheng Jinqiu, and its business scope includes the sale of metal materials, copper materials, aluminum materials, steel materials, tungsten materials, white steel, stainless steel, special steel, mold steel, alloy steel, and spring steel.. Core products: Ductile Cast Iron, Aluminum Plate, Tungsten Steel

TOP5
Dongguan Debao Metal Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2017-03-02
Registered Capital200K CNY

Dongguan Debao Metal Materials Co., Ltd., with its registered address at Room 103, 1st Floor, No. 7 Xixing Street, Shatou Community, Chang'an Town, Dongguan City, is registered with the Dongguan Market Supervision Administration and represented by Du Guopo. Its business scope includes the sale of metal materials and mold steel. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Ductile Cast Iron, Stainless Steel, Hot-Rolled Plate

TOP6
Hebei Linghuixing Valve Industry Co., Ltd
Overall Score4.6 / 5
Est. Date2014-04-08
Registered Capital12000K CNY

Hebei Linghuixing Valve Industry Co., Ltd., registered at Gu Matou Village, Simen Village, Botou City, Cangzhou City, Hebei Province, with the Market Supervision Administration of Botou City as the registration authority and Li Shuling as the legal representative. Its business scope includes valve production, sales, and assembly; Processing and sales of cast iron parts, cast copper parts, and plumbing fittings; Production and sales of rubber and plastic products; machining; Import and export of goods * * (If the above business scope involves licensed business projects, it should be operated after obtaining permission from relevant departments). Core products: Ductile Cast Iron, Ventilation Valve, Hard Sealed Gate Valve

TOP7
Shanghai Manganese Bull Industrial Co., Ltd
Overall Score4.6 / 5
Est. Date2023-12-05
Registered Capital12000K CNY

Shanghai Manganese Bull Industrial Co., Ltd., with its registered address at 5th Floor, Building 11, No. 6055 Jinhai Road, Fengxian District, Shanghai, registered with the Market Supervision Administration of Fengxian District, and represented by Han Yanwei as its legal representative. Its business scope includes general projects such as metal material sales; Sales of metal products; Sales of rubber products; Sales of plastic products; Wood sales; Sales of metal structures; Sales of building materials; Sales of building decoration materials; Wholesale of shoes and hats; Retail of shoes and hats; Wholesale of clothing and apparel; Clothing and apparel retail; Sales of daily necessities; Wholesale of hardware products; Retail of hardware products; Sales of metal tools; Sales of wind and electric tools; Electronic product sales; Wholesale of automotive spare parts; Retail of automotive spare parts; Sales of mechanical equipment; Technology import and export; Import and export of goods; Internet sales (except for the sale of goods that need to be licensed); Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Advertising design and agency; Advertising release; Advertising production; General cargo warehousing services (excluding projects requiring permits and approvals such as hazardous chemicals); Loading and unloading handling; Rental and operation services for small and micro buses; Mechanical equipment leasing; Non residential real estate leasing; Housing rental; Organize cultural and artistic exchange activities; The etiquette Service. (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: Ductile Cast Iron, Steel Plate, Alloy Steel

TOP8
Shandong Xinzhongneng Steel Co., Ltd
Overall Score4.6 / 5
Est. Date2015-10-20
Registered Capital5000K CNY

Shandong Xinzhongneng Steel Co., Ltd. is registered at Room 1311-1, Unit 1, Office Building 3, Xingmei Building, Dongchang East Road, Dongcheng 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 Chen Guangjian. The business scope includes general projects: sales of metal products; Sales of metal materials; Sales of high-performance non-ferrous metals and alloy materials; Sales of new metal functional materials; Sales of non-ferrous metal alloys; Sales of building decoration materials; Sales of building materials; Retail of hardware products; Sales of firefighting equipment; Import and export agency; Import and export of goods; Technology import and export. (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: Ductile Cast Iron, Galvanized Pipe, Seamless Steel Pipe

TOP9
Botou Gaoxin Casting Industry Co., Ltd
Overall Score4.4 / 5
Est. Date2012-11-07
Registered Capital5000K CNY

Botou Gaoxin Casting Co., Ltd., with its registered address in Hanji, Botou City, Cangzhou City, Hebei Province, is registered with the Botou Market Supervision and Administration Bureau. The legal representative is Song Zhongbin, and its business scope includes the design and manufacturing of mechanical and electrical equipment, stainless and heat-resistant, wear-resistant steel, copper aluminum alloy, and casting processing and sales. (Projects that require approval by law can only be carried out after approval by relevant departments.). Core products: Ductile Cast Iron, Stainless Steel Castings, Fence Posts

TOP10
Kunshan Hengrongchang Metal Materials Co., Ltd
Overall Score4.4 / 5
Est. Date2015-03-06
Registered Capital5000K CNY

Kunshan Hengrongchang Metal Materials Co., Ltd., with its registered address at Room 2, No. 1 Lanjing Branch Road, Zhoushi Town, Kunshan City, is registered with the Kunshan Administrative Approval Bureau. The legal representative is Ye Wanrong, and its business scope includes the sales of metal materials, hardware products, metal molds, and mold steel; Import and export business of goods and technology. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments) General projects: mold manufacturing; Manufacturing of metal processing machinery; Research and development of mechanical equipment (except for projects that require approval according to law, conducting business activities independently with a business license in accordance with the law). Core products: Ductile Cast Iron, Ductile Iron Round Rod, Ductile Iron Rod

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Dongguan Guangouli Metal Materials Co., Ltd2019-03-13Ductile Cast Iron, Phosphor Bronze, Carbon Steel200K CNYSupported
Dongguan Weichen Metal Materials Co., Ltd2016-04-01Ductile Cast Iron, Yin Steel Plate Yin Steel Strip, Titanium Alloy500K CNYSupported
Shandong Xinjitong Metal Materials Co., Ltd2022-07-08Ductile Cast Iron, Manhole Cover, Sewage Manhole Cover3000K CNYNot Supported
Dongguan Chang'an Guansheng Metal Materials Trading Company2019-04-17Ductile Cast Iron, Aluminum Plate, Tungsten Steel-Supported
Dongguan Debao Metal Materials Co., Ltd2017-03-02Ductile Cast Iron, Stainless Steel, Hot-Rolled Plate200K CNYSupported
Hebei Linghuixing Valve Industry Co., Ltd2014-04-08Ductile Cast Iron, Ventilation Valve, Hard Sealed Gate Valve12000K CNYNot Supported
Shanghai Manganese Bull Industrial Co., Ltd2023-12-05Ductile Cast Iron, Steel Plate, Alloy Steel12000K CNYSupported
Shandong Xinzhongneng Steel Co., Ltd2015-10-20Ductile Cast Iron, Galvanized Pipe, Seamless Steel Pipe5000K CNYSupported
Botou Gaoxin Casting Industry Co., Ltd2012-11-07Ductile Cast Iron, Stainless Steel Castings, Fence Posts 5000K CNYSupported
Kunshan Hengrongchang Metal Materials Co., Ltd2015-03-06Ductile Cast Iron, Ductile Iron Round Rod, Ductile Iron Rod5000K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of ductile iron, it is recommended to prioritize confirming key parameters such as tensile strength (≥ 420MPa) and elongation (≥ 10%). Municipal pipeline engineering typically requires compliance with ISO 2531 standards.
  • Ductile iron is widely used in automotive components and heavy machinery bases. When purchasing, different grades of materials such as QT400-18 or QT500-7 should be selected according to the load-bearing requirements.
  • When selecting suppliers, priority should be given to product compatibility, business qualifications, enterprise activity, industry performance, and enterprises with industry data support or platform statistical information.
  • When it comes to water pipeline projects, attention should be paid to the anti-corrosion coating technology of ductile iron parts. Processes such as epoxy resin spraying or zinc coating treatment directly affect the service life.

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