Top 10 Check Valve Manufacturers in 2023

1. Neway

Country: China

Founded: 2002

Products: Gate valve/globe valve/check valve/butterfly valve/ball valve

About the company:

Neway, as a large industrial valve manufacturer in China, has been committed to the production and research and development of industrial valves, and is committed to improving the engineering supporting ability and innovation ability, so as to provide a full set of valve solutions for various new industrial needs.

Neway’s entire manufacturing process has strict internal control management standards, which run through all links from R&D center, foundry, assembly to testing plant.

Since its establishment, Neway has been providing customers with all-round, high-quality, international and professional services.

Neway’s gate valves, globe valves, check valves, butterfly valves, ball valves, control valves, nuclear power valves, underwater valves, safety valves and other products have been recognized by major users and engineering companies in the global industry for their quality and continuous innovation ability, and are widely used in petroleum, natural gas, oil refining, chemical industry, ships, power plants, long-distance pipelines, nuclear power and other industries with large demand in various working conditions and environments around the world.

In 2009, Newway established a wholly-owned subsidiary in Houston, USA, to be responsible for valve sales and service support in the American market.

The company is committed to providing professional industrial valve solutions for oil and gas, chemical pipeline, power and other industries.

The company has cooperated with major owners and engineering companies in South America and North America, and continues to provide service support.

In order to provide customers with fast and effective services, Neway US Branch has sufficient valve inventory, special valve testing equipment, and professional engineers and on-site technical service personnel.

2. Shentong

Country: China

Founded: 2001

Products: Butterfly valve, ball valve, gate valve, globe valve, check valve, regulating valve, non-standard valve

About the company:

Jiangsu Shentong Valve Co., Ltd. is located in Nanyang Town, Qidong City, Jiangsu Province, across the river from Shanghai.

The company is 105 kilometers away from Shanghai Pudong Airport, with convenient transportation.

The registered capital of the Company is 486 million yuan.

The company is specialized in the R&D, production and sales of new special valves, mainly including butterfly valves, ball valves, gate valves, stop valves, check valves, regulating valves, non-standard valves and other seven categories, 145 series and more than 2000 specifications. These products are widely used in metallurgy, nuclear power, thermal power, coal chemical industry, oil and gas gathering and transportation, oil refining and other fields.

With good assets and business conditions, it has been rated as AAA credit enterprise for 12 consecutive years.

The company was listed in Shenzhen Stock Exchange on June 23, 2010.

It is a A-share listed company in Qidong City, Jiangsu Province. Its stock abbreviation is Jiangsu Shentong and its stock code is 002438.

The company’s special valves for gold treatment are mainly used in energy-saving and emission reduction systems such as dry dedusting of blast furnace gas and gas recovery in the gold treatment industry;

Major domestic suppliers of nuclear butterfly valves and ball valves.

The company has established scientific and technological innovation platforms such as Jiangsu Nuclear Power Valve Engineering Technology Research Center, Jiangsu Enterprise Technology Center, Jiangsu Nuclear Power Valve Key Laboratory, and National Postdoctoral Research Workstation.

It has established close strategic cooperation with more than 10 universities and scientific research institutes, including Southeast University, Nanjing University of Science and Technology, Beijing Jiaotong University, Shanghai Jiaotong University, Shanghai Rubber Research Institute, Hefei General Machinery Research Institute, Shanghai Nuclear Engineering Research Institute, CGN, China Science and Technology Corporation, and Institute of Physics of Chinese Academy of Sciences, and has co built an enterprise research institute with China Science and Technology Research Institute of Nuclear Power.

One provincial mass entrepreneurship and innovation talents and three provincial doctors are introduced.

Adhering to the business philosophy of “creating value for users, creating opportunities for employees, creating returns for shareholders, and creating wealth for the society”, the company adheres to the business philosophy of “consolidating metallurgy, developing nuclear power, expanding petrochemical, focusing on environmental protection, and expanding exports”, and strives to become a Chinese valve manufacturer with important influence and certain international competitiveness in 3-5 years, so as to provide high-quality nuclear power.

The special valve products for metallurgy, petrochemical and thermal power have realized the leapfrog development of the company.

3. SUFA 

Country: China

Founded: 1952 

Products: Valve, ball valve, check valve, globe valve

About the company:

The former Suzhou Valve Factory established in 1952, SUFA Technology Industry Co., Ltd. is a scientific and technological manufacturing enterprise integrating industrial valve R&D, design, manufacturing and sales.

It provides valve system solutions for oil, natural gas, oil refining, nuclear power, power, metallurgy, chemical industry, shipbuilding, paper making, medicine and other industries, and was listed in Shenzhen Stock Exchange in 1997.

Over the years, based on the principle of “creating value for shareholders, employees, enterprises and society”, SUFA has adhered to the market-oriented and international orientation, promoted the reform of internal management system and operating mechanism, improved the independent innovation of scientific research and development, technical services, equipment manufacturing, introduced digestion, absorption and re innovation capabilities, and strengthened the construction of talent team and technology innovation platform.

SUFA Science and Technology accelerated the construction of scientific research platform, promoted the pace of independent innovation in the localization of key valves, continuously improved the core competitiveness of enterprises, promoted the company’s valve business in nuclear engineering, petroleum and petrochemical, power, water and other markets to move towards high-level areas, and improved the added value of valve products.

The company has a number of sophisticated production and manufacturing equipment and various types of perfect testing facilities.

At present, it has developed into a professional industrial valve production base with many varieties, complete specifications and high technical content in the domestic valve industry.

It has a series of quality system certificates, product certification certificates and testing qualification certificates.

It is an enterprise with complete certification certificates and perfect quality management and testing methods in the same industry in China.

The company has obtained the certificate of “National Inspection Exemption for Product Quality” issued by the AQSIQ.

The nuclear valve products independently researched and developed by the company have obtained the National Key New Product Certificate jointly issued by the Ministry of Science and Technology, the Ministry of Commerce, the General Administration of Quality Supervision, Inspection and Quarantine and the State Environmental Protection Administration.

4. Chaoda

Country: China

Founded: 1984

Products: Steel ball valve, hard seal ball valve, wear-resistant ball valve, slag lock valve, gate valve, corrugated pipe gate valve

About the company:

Chaoda, founded in 1984, was upgraded from Zhejiang Chaoda Valve Co., Ltd. to Chaoda Valve Group Co., Ltd. in May 2013, with a building area of 32566m2 and 552 employees.

Now it is a national high-tech enterprise, a vice chairman unit of China Valve Association, a member unit of the primary supply network for high and medium pressure valves of Sinopec, PetroChina and CNOOC, and an AAA tax credit enterprise in Zhejiang Province.

The company mainly produces high parameter special wear-resistant ball valves, special metal hard seal ball valves for grey water, black water and coal slurry, low-temperature valves, bellows valves, slag lock valves for coal gasification units, combined three-way valves and other special valves, as well as ball valves, gate valves, check valves, stop valves and butterfly valves that comply with ANSI/API, BS, DN, JIS and GB standards.

The products and technologies are mainly from independent development, and actively cooperate with scientific research institutes and universities in production, teaching and research.

The products are widely used in petroleum, refining, natural gas, chemical industry, polysilicon, metallurgy, power and other industries, and exported to Europe, America, Asia Pacific, the Middle East and other countries and regions.

The company has been approved as a qualified supplier by Sinopec, PetroChina, CNOOC, Shenhua Group, BP, BASF, Huntsman, DuPont, Dow Corning, Anglo Dutch Shell, Oman National Petroleum Corporation, Saudi Basic Industries, SK and other large end customers.

The company is a standard innovation enterprise in Zhejiang Province and a technical standard innovation base for enterprises in Zhejiang Province.

It has drafted and formulated 92 standards, including 50 national standards, 0 national machinery industry standards, and 2 Zhejiang manufacturing standards.

It is one of the largest enterprises in China’s valve industry that has formulated national standards, and has made important contributions to the technical progress of China’s valve industry.

The company has advanced processing and manufacturing equipment, more than 90 CNC machine tools and machining centers, 3 painting lines, supersonic flame spraying system, and self invented patented thermal spraying equipment.

A testing center with complete testing equipment has been established, including direct reading spectrometer, spectral alloy analyzer, ammonia mass spectrometer leak detector, electronic universal material testing machine, three coordinate measuring instrument, nondestructive testing equipment, torque life testing equipment, high and low temperature comprehensive performance testing equipment, etc.

The company is a demonstration enterprise of manufacturing informatization project in Zhejiang Province.

It has established an informatization management system integrating PDM, ERP, CAD and CAPP, which has laid a solid foundation for improving technological innovation ability, quality control ability and enterprise management level.

In May 2013, “Chaoda Valve Group” was established with the company as the core, which has 12 holding subsidiaries.

Zhejiang Qingtian Chaoda Casting Co., Ltd., a wholly-owned subsidiary of the group, specializes in producing pressure bearing castings, and uses advanced technology and process to ensure the casting quality of Chaoda valves.

Zhenhai, Jiangsu and Inner Mongolia Chaoda Valve Maintenance Service Co., Ltd. specializes in the maintenance of domestic and foreign high parameter special valves and provides customers with complete solutions.

Taiwan Chaoda Valve Co., Ltd. provides valve testing, maintenance, sales and services for the Taiwan market.

Chaoda Group Wenzhou E-Commerce Co., Ltd. uses the network to sell and service valve products.

Chaoda JAPAN Co., Ltd. and Chaoda Group America Co., Ltd. provide sales and services for the Japanese and American markets respectively.

Lishui Co., Ltd. of Chaoda Valve Group covers an area of 192 mu, with a valve production base with an annual output of 15000 tons completed and put into operation at the end of 2016, opening up greater development space for Chaoda Valve Group.

5. Jiannan

Country: China

Founded: 1985

Products: Valves, check valves, butterfly valves, globe valves, ball valves

About the company:

Jiangnan Valve Co., Ltd. is a core subsidiary of Jiangnan Holding Group. Founded in 1985, it has fixed assets of 1 billion yuan, more than 400 employees, a research and development team led by academicians of the Academy of Engineering, and nearly 100 technicians.

After more than 30 years of hard work and independent innovation, it has developed into one of the leading enterprises in China’s valve industry.

The company has successively passed ISO9001 certification, European Union CE certification, American API6D certification, Chinese TS, Zhejiang manufacturing standards, intellectual property management system and other certification.

The company has obtained the qualification certificate of nuclear power equipment design and manufacturing unit and the three certificates of military industry three-level confidentiality qualification unit.

The company is a manufacturer of auxiliary equipment for 600 MW and 1000 MW thermal power units of Guodian Corporation, and has been selected as the first tier supplier of Sinopec, PetroChina, hydropower companies and chemical equipment companies.

In the process of product technology innovation, the company has constantly introduced international advanced technology, adopted Solidworks, CAD, CAE, CAM, FEA and finite element analysis design, and set up new product research and development center, life test and high temperature test center to achieve zero leakage of products.

The company has 120 national patents, of which the military product supersonic wind tunnel pressure regulating valve is the first product in China for a large wind tunnel test of the PLA.

The key technology has made a major breakthrough, making outstanding contributions to the manufacturing test of domestic large aircraft and the engine test of aerospace vehicles.

As the first exported product in China, the nuclear power reheat double valve group product was used in nuclear power projects such as Yixima in Pakistan, which broke the situation of breaking the gap in foreign countries, achieved a breakthrough in the localization of important equipment in nuclear power plants, reached the international leading level, and made positive contributions to innovation and progress in the field of valves in China.

At present, a new round of technological revolution is taking place, and the global manufacturing industry is undergoing a multi-dimensional intelligent transformation.

As a big manufacturing country in China, Jiangnan Valve, as one of them, is accelerating the construction of Jiangnan intelligent manufacturing platform to promote the strategic goal of “Made in China 2025”, and will meet the new opportunities of intelligent manufacturing in the future with a new look.

6. Yuanda

Country: China

Founded: 1994

Products: Pressure reducing valve, valve, stop valve, check valve

About the company:

China Yuanda Valve Group Co., Ltd., founded in 1994, is headquartered in Yincun Town, Longyao County, Hebei Province, which is located in the hinterland of the Beijing Tianjin and Bohai economic circle. It has six domestic branches and two overseas branches.

The core enterprise covers an area of 540000m and has more than 3500 employees. It is a high, medium and low pressure valve manufacturing enterprise integrating R&D, production and sales.

The Group has passed ISO9001:2015, ISO14001:2015, OHSAS18001:2007 quality, environment, occupational health and safety management system certification of DNVGL, API 6D (6D-0759) gate valve, check valve and ball valve certification, CE certification, Korean KS certification, and Russian Customs Union EAC certification.

The company has been awarded “AA Credit Management Enterprise” by the AQSIQ;

It was awarded “China Quality Integrity Enterprise” by China Entry Exit Inspection and Quarantine Association.

It has been awarded Grade A1, A2, B1 and B2 of Hebei Green Foundry Demonstration Enterprise and Special Equipment Manufacturing License of the People’s Republic of China;

It is a high-tech enterprise, an associate of China Valve Group, a member of China Foundry Association, and an enterprise technology center of Hebei Province.

It has the right to engage in import and export business on its own.

It is a qualified supplier of China Nuclear Corporation, a grid connected unit of PetroChina and Sinopec, five grid connected units of Guodian, Huaneng, Huadian, Datang and CPI, and a shortlisted unit of Chinalco, Sinochem, Shougang, WISCO and Hebei Iron and Steel.

The products of the group company involve national standards, American standards, German standards, British standards, Japanese standards, Russian standards, etc. The materials mainly include HT200, HT250, QT400, QT450, WCA, WCB, WCC, CF3, CF8, CF3M, CF8M, 1Cr5Mo, LCB, LCC, WC6, WC9, WC12, etc.

The products mainly include 12 categories of gate valves, globe valves, ball valves, butterfly valves, check valves, etc., more than 200 series, more than 4000 specifications, and an annual production capacity of more than 120000 tons, which are widely used in various fields of the national economy such as petroleum, petrochemical, chemical, electric power, metallurgy, water conservancy, medicine, municipal construction, water supply and drainage.

The Group has established long-term and stable cooperative relations with various international well-known enterprises, and has successively set up two overseas branches.

The products are exported to more than 40 countries and regions, including the United States, Russia, Japan, South Korea, Turkey, Germany, Britain, France, Italy, Brazil, Poland, Central Asia and West Asia, and are highly trusted and praised by customers.

7. BVMC

Country: China

Founded: 1952

Products: Steam trap, oxygen valve, gate valve, globe valve, ball valve, check valve, butterfly valve, low-temperature valve

About the company:

BVMC, formerly known as Beijing Valve General Factory, was founded in 1952.

It is a key enterprise of the former Ministry of Machinery Industry to manufacture high and medium pressure valves and steam traps.

It has a history of more than 60 years of producing various types of valves.

The company is located in Panggezhuang Industrial Development Zone, west of Beijing Kaifeng Expressway, Daxing District, Beijing.

Covering an area of nearly 300 mu, it now has 600 employees, including 72 engineering and technical personnel, 68 middle and senior management personnel, 420 production workers, 260 national sales personnel, members of the National Valve Standardization Technical Committee, members of the Valve Expert Committee of the AQSIQ, communicators, etc.

It is an organization of Beijing Valve Technology Research and Development Center, with a large number of talents and strong technical force.

The production center of the company has a ball valve business division, a general valve business division, a butterfly valve business division, a steam trap business division, a forged steel valve business division, a special valve business division, and a valve maintenance business division. Each business division has independent test and inspection equipment.

The production department of the company has five workshops with an annual production capacity of about 36000 tons.

The product varieties include various types of steam traps, liquefied petroleum gas emergency cut-off valves, oxygen valves, gate valves, stop valves Ball valve, check valve, butterfly valve, high-temperature and high-pressure control valve, low-temperature valve, ultra supercritical high-temperature and high-pressure valve for power plant.

The main products of the company implement the national standard GB, industrial standard JB, API, ANSI, JIS, DIN, BS and other foreign standards.

The products are widely used in petroleum, natural gas, chemical industry, metallurgy, mining, food and medicine, urban construction, power, building materials and other industries, and some products are exported.

The company has sophisticated manufacturing and testing equipment, with 203 general equipment and 20 CNC machine tools; 8 CNC machining centers, more than 30 testing equipment;

There are complete performance testing methods, which can test various performance indicators of steam trap, the overflow of emergency shut-off valve, the sealing performance and strength of general valve, etc.

The company has perfect physical and chemical measuring equipment, which can ensure correct quantity value transmission and the accuracy of chemical composition of various metal materials used.

The company attaches importance to the development of energy-saving products and has developed steam traps, which has achieved great social benefits and become a manufacturer of steam traps in China.

The company has a valve research institute engaged in the research and development of new products, new technologies and new processes.

It has a general valve research room, a steam trap research room, a technical standard room, a technical information room, and a technical filing room.

It has more than 10000 technical books and more than 2000 standards.

The Institute has repeatedly accepted the entrustment of the State, the Ministry of Machinery and the valve industry association to formulate relevant valve standards, organize academic research, carry out technical exchanges with domestic and foreign manufacturers and social groups, go abroad for research, introduce technology and other activities.

In 2016, the company conscientiously implemented the coordinated development strategy of Beijing Tianjin wing integration, invested 510 million yuan in Handan, Hebei Province to establish a valve production base, with a total floor area of 135000 square meters, mainly building valve manufacturing workshop, precision casting workshop, research and development center, valve testing laboratory, trading center, comprehensive office building and other facilities.

The main products are gate valves, globe valves, check valves, ball valves, butterfly valves, steam traps, hydraulic control valves, low-temperature valves, high-temperature and high-pressure non-standard valves, etc., which have strong competitiveness in the industry. Some products replace imports.

8. DIAI

Country: China

Founded: 1998

About the company:

Founded in 1998, DIAI Intelligent Control is a well-known provider of valve application solutions in China, a large-scale industrialized enterprise integrating R&D, production and sales of water conservancy and hydropower, urban water supply and drainage and household water valve industry chain.

There are four entities under DIAI Intelligent Control: Zhejiang DIAI Intelligent Control Technology Co., Ltd., Anhui Hongxing Valve Co., Ltd., Nantong Power Station Valve Co., Ltd., and Zhejiang Huayi Precision Machinery Co., Ltd. (833125).

The company adheres to the professional development strategy and focuses on the valve industry.

More than 40 national and industrial standards have been drafted and revised, more than 300 national invention and utility model patents have been obtained, a national laboratory certified by CNAS and a postdoctoral workstation have been established.

The company implements the management mode of combining lean production mode with information management system, responds to customer needs quickly, and strives to provide customers with professional valve products and application solutions.

The products cover the field of high, medium and low pressure valves, and are widely used in water supply and drainage, energy and power, building automation, building energy conservation, urban heating, urban gas and other industries, with customers all over the world.

Adhering to the core values of “integrity, respect and professionalism”, the company provides customers with systematic valve application solutions!

The enterprise adheres to the operation principle of customer orientation, striver orientation in benefit distribution, hard work and self-criticism, and will strive to achieve a win-win situation with the society, customers, partners, employees and other stakeholders while developing and growing.

9. SUYAN

Country: China

Founded: 1991

Products: Valves, globe valves, check valves, ball valves, butterfly valves

About the company:

Jiangsu Suyan Valve Machinery Co., Ltd., founded in 1991, is a national high-tech enterprise integrating scientific research and development, production and processing, and technical services.

The company is located in the Industrial Park of Binhai Economic Development Zone, Jiangsu Province, with a registered capital of 310 million yuan, total assets of 1.5 billion yuan, an area of 80 hectares, a building area of 320000 square meters, and 1200 employees, including 320 people with college degree or above, 231 engineering and technical personnel.

Under the leadership of Chairman Han Zhenghai, after more than 30 years of trials and hardships, Suyan Valve has made full efforts and developed rapidly.

Suyan Valve has occupied a place in China’s valve industry.

On the basis of inheriting the manufacturing and inspection of mature industrial valves, the company digested and absorbed the advanced technologies of domestic and foreign industries, carried out technical research and development and cooperation and exchange through multiple channels.

After more than 30 years of development and innovation, the company has formed high, medium and low pressure valves, including flat gate valves, gate valves, ball valves, all welded ball valves, globe valves, check valves, butterfly valves, regulating valves, drain valves, high pressure oil and gas well valves, high pressure water injection valves, wellhead devices and Christmas trees Choke and kill manifold, flange, filter, elbow, casting, forging and forged pipe fittings are the leading diversified product structure, providing a comprehensive industrial valve integration solution.

The products are also sold in the United States, Brazil, Germany, Italy, Argentina, Russia, Japan, South Korea, Kazakhstan and other foreign markets.

The company has complete production qualifications from factory quality system, national sales license, supplier certification to various product verification, and has built a perfect product verification capability.

Among them, metal valves, forged pipe fittings, forged flanges, parallel devices, Christmas trees and choke and kill manifolds have obtained A1, A2, B1 and B2 manufacturing licenses for special equipment.

The company has successively passed API Q1, ISO9001 quality management system, ISO14001 environmental management system, OHSAS18001 occupational health and safety management system, HSE health, safety and environment management system and after-sales service system certification, and passed API 6A, API 6D, API 600 API16C, API609, API602, API594 product certification, API6FA, API607, API6FD fire test certification EU CE certification, API624 type test, ISO15,848-1 micro leakage test, ISO10,012 measurement management system certification.

The company has set up a national laboratory.

The laboratory has direct reading spectrometer, portable spectrometer, chemical analysis, mechanical property test, ultra-low temperature complete test device, high-pressure gas seal test equipment, high-pressure water seal test equipment, pressure test equipment, PR2 complete test equipment, fire resistance test device, flow resistance test device, UT, RT, PT, MT, three coordinate measuring instrument, Vickers hardness tester, Brinell hardness tester, Rockwell hardness tester, Leeb hardness tester 520 sets of testing and testing equipment, including Shore hardness tester, are equipped with complete testing and testing items, and the qualification of employees is complete to ensure that the products can operate under various strict environments and fight against the limits of precision industry.

10. Lianggong  

Country: China

Founded: 1946

Products: Nuclear power valve, military valve, power plant valve, metallurgical steel valve, petrochemical valve, water conservancy and water service valve, general industrial gate valve, ball valve, globe valve, check valve, butterfly valve

About the company:

Shanghai Lianggong Valve Factory Co., Ltd., founded in 1946, is located in the industrial park of Baoshan.

The company covers an area of 80 mu, 21200 m2 of production plants, 3000 m2 of office space, and a total investment of 120 million yuan.

The company currently has more than 300 employees, more than 50 engineers and technicians of all kinds, including 5 with senior professional titles and more than 30 with intermediate professional titles.

It has more than 60 years of history and rich experience in designing and manufacturing various valves and valve actuators, and is also a professional manufacturer that can produce both valves and valve actuators in China.

The design and manufacturing level of valve products is in the forefront of China, and they have good reputation and high popularity in the domestic and foreign markets.

Up to now, Shanghai Lianggong has become a valve enterprise integrating R&D, design, manufacturing, sales and service.

The products are widely used in nuclear power military industry, power station, water conservancy, petroleum, chemical industry, metallurgy and other fields.

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