Updated Oct 16, 2026 · Public platform & industry data

Oct 16, 2026 Updated

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2026 Top 10 Copper Gasket Manufacturers in China

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Top-rated Copper Gasket suppliers, How to choose a Copper Gasket manufacturer, Best Copper Gasket companies in China

The top 10 Copper Gasket manufacturers in China for 2026 are: Tianjin Jiacheng Copper Industry Co., Ltd, Tianjin Changshuo Copper Industry Co., Ltd, Langfang Ruixu Sealing Materials Co., Ltd, Dongguan Xingxingshang Metal Materials Co., Ltd, Beiguan Xinchang Sealing Material Sales Department, Dacheng County, Shenzhen Siraite Metal Materials Co., Ltd, Beiguan Xinchang Sealing Material Sales Department, Dacheng County, Xinchang Yinghua Copper Industry Co., Ltd, Beiguan Xinchang Sealing Material Sales Department, Dacheng County, Ningbo Huali Steel Industry 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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Tianjin Jiacheng Copper Industry Co., Ltd
Overall Score4.9 / 5
Est. Date2024-05-30
Registered Capital500K CNY

Tianjin Jiacheng Copper Industry Co., Ltd., with its registered address at 21-2-301 Qingdayuan, southwest of the intersection of Shuangjiang Road and Longxing Road, Shuangjie Town, Beichen District, Tianjin, is registered with the Market Supervision Administration of Beichen District, Tianjin. The legal representative is Huang Meiting, and the business scope includes general projects such as non-ferrous metal rolling and processing; Manufacturing of metal wire ropes and their products; Sales of metal materials; Sales of metal products; Research and development of new material technology; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion. (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: Copper Gasket, Copper Tube, Copper Strip

Top 2
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Tianjin Changshuo Copper Industry Co., Ltd
Overall Score4.8 / 5
Est. Date2016-11-23
Registered Capital10000K CNY

Tianjin Changshuo Copper Industry Co., Ltd., with its registered address at No. 12 Qingda Boya, Industrial Development Zone, Shuangjie Town, Beichen District, Tianjin, registered with the Market Supervision and Administration Bureau of Beichen District, Tianjin, and represented by Zhang Shujuan as its legal representative. Its business scope includes wholesale and retail of copper and aluminum materials, as well as cutting and processing; Wholesale and retail of copper alloy products and aluminum alloy products; Engage in import and export business permitted by national laws and regulations. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Copper Gasket, Copper Parts, Soft Link

Top 3
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Langfang Ruixu Sealing Materials Co., Ltd
Overall Score4.8 / 5
Est. Date2013-06-05
Registered Capital5000K CNY

Langfang Ruixu Sealing Materials Co., Ltd., registered in Xiaoguang'an Village, Dacheng County, registered with the Market Supervision and Administration Bureau of Dacheng County, Langfang City, represented by He Shuanglong as the legal representative. Its business scope includes processing and sales of rubber gaskets, metal winding gaskets, graphite composite gaskets, ladle gaskets, graphite gaskets, PTFE gaskets, PTFE plates, corrugated gaskets, toothed gaskets, elliptical gaskets, octagonal gaskets, and clay fillers; Sales: insulation materials, fireproof materials, polycrystalline silicon. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Copper Gasket, Valve Flexible Sealing Gasket, Flange Sealing Gasket

TOP4
Dongguan Xingxingshang Metal Materials Co., Ltd
Overall Score4.7 / 5
Est. Date2017-06-07
Registered Capital1000K CNY

Dongguan Xingxingshang Metal Materials Co., Ltd., with its registered address at 310, Building C, Shifeng Industrial Park, No. 18 Yinsha Road, Xiabian Community, Chang'an Town, Dongguan City, is registered with the Dongguan Municipal Administration for Market Regulation. The legal representative is Fu Longmei, and its business scope includes research and development as well as sales; Metal materials, copper, aluminum, stainless steel, rare metals; Wholesale and retail industries; Import and export of goods and technology.. Core products: Copper Gasket, Copper Strip, Copper Wire

TOP5
Beiguan Xinchang Sealing Material Sales Department, Dacheng County
Overall Score4.7 / 5
Est. Date2020-08-28
Registered Capital-

The sales department of Xinchang Sealing Materials in Beiguan, Dacheng County, with its registered address at No. 18, Row 5, Special Offer Mall, Beiguan Village, Pingshu Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Ma Yonghan, and the business scope includes the sale of sealing materials, fireproof materials, and insulation materials. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Copper Gasket, High Water-Based Packing, Silica Gel Plate

TOP6
Shenzhen Siraite Metal Materials Co., Ltd
Overall Score4.6 / 5
Est. Date2015-05-18
Registered Capital1000K CNY

Shenzhen Siraite Metal Materials Co., Ltd., with its registered address at Building B4, 201, Building 29, Yangsong New Industrial Zone, Datian, Dongfang Community, Songgang Street, Bao'an District, Shenzhen (Building 4, Xifang Industrial Zone B, Songyu Road, Datian Sample), registered with Bao'an Bureau and represented by Shen Lei as the legal representative. Its business scope includes the technical development and sales of copper, aluminum, stainless steel, and rare metals; Domestic trade, import and export of goods and technology. Except for projects that require approval before registration as stipulated by laws, administrative regulations, and decisions of the State Council, the licensed business projects are:. Core products: Copper Gasket, Copper Strip, Copper Wire

TOP7
Beiguan Xinchang Sealing Material Sales Department, Dacheng County
Overall Score4.6 / 5
Est. Date2020-08-28
Registered Capital-

The sales department of Xinchang Sealing Materials in Beiguan, Dacheng County, with its registered address at No. 18, Row 5, Special Offer Mall, Beiguan Village, Pingshu Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Ma Yonghan, and the business scope includes the sale of sealing materials, fireproof materials, and insulation materials. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Copper Gasket, Sealing Of Industrial Furnace Mouth, Waterproof Sealing Self-Adhesive Tape

TOP8
Xinchang Yinghua Copper Industry Co., Ltd
Overall Score4.6 / 5
Est. Date2012-05-22
Registered Capital2200K CNY

Xinchang Yinghua Copper Industry Co., Ltd., with its registered address at Building 12, 101, No. 100 Woxi Avenue, Chengtan Street, Xinchang County, Shaoxing City, Zhejiang Province, is registered with the Xinchang County Market Supervision Administration. The legal representative is Ling Huaping, and its business scope includes the production and sales of copper profiles, hardware accessories, mechanical accessories, bearings, bearing accessories, refrigeration accessories, textile equipment, textile accessories, electrical accessories, and automotive parts; Processing and sales: metal doors and windows; Sales: aluminum materials, aluminum products, copper products; Import and export of goods. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Copper Gasket, Copper Profiles For Railings And Handrails, Decorative Lines

TOP9
Beiguan Xinchang Sealing Material Sales Department, Dacheng County
Overall Score4.5 / 5
Est. Date2020-08-28
Registered Capital-

The sales department of Xinchang Sealing Materials in Beiguan, Dacheng County, with its registered address at No. 18, Row 5, Special Offer Mall, Beiguan Village, Pingshu Town, Dacheng County, Langfang City, Hebei Province, is registered with the Market Supervision Administration of Dacheng County, Langfang City. The legal representative is Ma Yonghan, and the business scope includes the sale of sealing materials, fireproof materials, and insulation materials. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments). Core products: Copper Gasket, Seal, Ceramic Fiber Sealing Strip

TOP10
Ningbo Huali Steel Industry Co., Ltd
Overall Score4.5 / 5
Est. Date2008-02-19
Registered Capital20800K CNY

Ningbo Huali Steel Industry Co., Ltd. is registered in Pingtang Village, Dongwu Town, Yinzhou District, Ningbo City, Zhejiang Province. The registration authority is the Market Supervision Administration of Yinzhou District, Ningbo City, and the legal representative is Chen Guangrong. Its business scope includes wholesale and retail of stainless steel materials, metal materials, metal products, hardware and electrical equipment, and plastic products; Processing of stainless steel materials, metal materials, and metal products; Import and export of goods and technology through self operation or agency, except for goods and technology 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: Copper Gasket, Iron-Chromium-Aluminum Alloy, Stainless Steel

Detailed Manufacturer Comparison

ManufacturerEst. DateMain ProductsRegistered CapitalCustomization
Tianjin Jiacheng Copper Industry Co., Ltd2024-05-30Copper Gasket, Copper Tube, Copper Strip500K CNYSupported
Tianjin Changshuo Copper Industry Co., Ltd2016-11-23Copper Gasket, Copper Parts, Soft Link10000K CNYSupported
Langfang Ruixu Sealing Materials Co., Ltd2013-06-05Copper Gasket, Valve Flexible Sealing Gasket, Flange Sealing Gasket5000K CNYSupported
Dongguan Xingxingshang Metal Materials Co., Ltd2017-06-07Copper Gasket, Copper Strip, Copper Wire1000K CNYSupported
Beiguan Xinchang Sealing Material Sales Department, Dacheng County2020-08-28Copper Gasket, High Water-Based Packing, Silica Gel Plate-Supported
Shenzhen Siraite Metal Materials Co., Ltd2015-05-18Copper Gasket, Copper Strip, Copper Wire1000K CNYSupported
Beiguan Xinchang Sealing Material Sales Department, Dacheng County2020-08-28Copper Gasket, Sealing Of Industrial Furnace Mouth, Waterproof Sealing Self-Adhesive Tape-Supported
Xinchang Yinghua Copper Industry Co., Ltd2012-05-22Copper Gasket, Copper Profiles For Railings And Handrails, Decorative Lines2200K CNYSupported
Beiguan Xinchang Sealing Material Sales Department, Dacheng County2020-08-28Copper Gasket, Seal, Ceramic Fiber Sealing Strip-Supported
Ningbo Huali Steel Industry Co., Ltd2008-02-19Copper Gasket, Iron-Chromium-Aluminum Alloy, Stainless Steel20800K CNYSupported

Purchasing Guide

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

  • For procurement requirements that require the use of copper gaskets, it is recommended to first clarify key dimensional parameters such as thickness, inner diameter, and outer diameter. Different specifications of gaskets are suitable for scenarios such as pipeline sealing or electrical connections.
  • Copper gaskets perform stably in high temperature and high pressure environments. When purchasing, products with corresponding material purity can be selected based on specific application scenarios such as chemical equipment or refrigeration systems.
  • 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.
  • Industrial grade copper gaskets need to pay attention to technical indicators such as compressive strength and corrosion resistance. It is recommended to verify their performance in actual working conditions through sample testing.
  • In equipment such as valve flanges or transformers, copper gaskets have different requirements for conductivity and sealing. When purchasing, it is necessary to distinguish between the supply channels of standard and non-standard parts.

Knowledge Base

Q

White steel gaskets have high hardness and corrosion resistance, suitable for high-pressure and high-temperature applications with cleanliness requirements; Copper gaskets have excellent ductility and are good at filling micro unevenness to achieve sealing. They are commonly used in medium and low-pressure fluid systems. When making a purchase, it is necessary to make a comprehensive judgment based on the pressure level, corrosiveness of the medium, and flatness of the flange. Choosing the wrong one can easily lead to leakage or damage to the flange surface.

Q

This article analyzes the characteristics and application scenarios of copper alloy gaskets, providing practical suggestions for retail purchasing, including material selection, size matching, and common problem solutions, to help buyers make reasonable decisions.

Q

This article mainly introduces the concept and function of lens copper gaskets, as well as how to install and replace them correctly. The lens copper gasket is a small accessory in the camera lens, playing an important role in sealing and anti shake. Proper installation and replacement can ensure the clarity and stability of the lens.

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