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2024 Top 10 Flange Bolt And Flange Nut Suppliers In China

A flange bolt is a type of fastener that is employed to connect two flanges. The bolt design includes a flat head that sits against one flange and a screw thread that passes through a hole on the other flange.

The flange nut is then threaded onto the shaft and tightened to clamp the two flanges together, creating a strong and secure connection.

This connection tool is widely used in various industries such as machining, piping, construction, railways, etc.

flange bolt yijin

Undoubtedly, a hundred companies in China manufacture Flange bolts and nuts. Still, for the best quality Flange nut and flange bolt, we will discuss the top 10 companies in China manufacturing these connecting instruments.

This article discusses where those companies reside and briefly describes each company: their quality control certifications and the measures they take to provide customers with top-notch services.

Also, we will discuss the different types of fasteners they manufacture and whether they allow for a customizable size for customers.

List of 10 Flange Bolt And Nut Suppliers in China

1. Shenzhen Yijin Hardware Co., Ltd.

Yijin Hardware is a leading manufacturer of connecting parts and fasteners in China. It has its headquarters located in the city of Shenzhen.

Yijin Hardware specializes in CNC milling and turning parts and manufacturing fasteners such as Flange bolts and Flange nuts.

The company has established a remarkable reputation for excellence due to its innovative solutions and competitive prices.

They are mainly known for their expertise in producing non-standard and custom fasteners, with over 20 years of experience in the industry.

The products are widely used in automobile, mechanical engineering, petrochemical, and environmental protection and provide healthy competition to China’s big guns.

In terms of quality, YIJIN Hardware controls, raw materials, dimensional accuracy, hardness, surface treatment, and many other factors.

fastener producing

The company’s engineers have mastered the art of designing, developing, and metal manufacturing enabling them to produce high-quality products that meet the demanding needs of their customers.

Yijin Hardware understands the importance of commitment in business, which is why they strictly follow its schedule and adhere to the highest quality standards.

The company’s process flow includes several steps, such as order confirmation, process confirmation, sample, and quality inspection, which are then shipped to the customer.

Quality is paramount at Yijin Hardware, and the company is dedicated to providing its customers with the best quality products and services.

They have executed a robust quality management system that possesses RQM complete staff management, SPC statistical process control, and several credentials to ensure that their products meet the highest standards of quality.

Additionally, Yijin Hardware has a solid commitment to customer satisfaction, and its dedicated team of professionals is always ready to provide its customers with the necessary support and assistance. 

This commitment has made them one of China’s most respected and trusted manufacturers. 

flange bolts

2. Jiaxing Haina Fastener Co., Limited

Jiaxing Haina Fasteners is a well-established company that has significantly impacted the industry over the past decade.

The company is based in Jiaxing City and has a wealth of experience exporting its products. The main markets for their exports are the Middle East and Southeast Asian countries.

The company manufactures a wide range of fasteners using state-of-the-art machinery and equipment.

While they do not possess RQM’s quality management system certificate, international organizations such as SGS and BV have tested and certified the company’s standards.

The company offers a variety of products, including mechanical, construction, railway, power, and household fasteners.

They are also affiliated with leading e-commerce platforms such as, which has helped them to reach a broader customer base.

Further, their products are known for their high quality, credibility, and durability, which has enabled them to gain stature for being one of the best fastener manufactories in the area.

3. LTD Xiamen Lita Fastener Co., Ltd.

Xiamen Lita Fastener Co., Ltd is a reputable company specializing in producing and distributing fasteners and related products.

They have a wide range of products, including screws, bolts, nuts, and washers, focusing on Flange bolts and nuts.

Their products are known for their high quality and durability and are used in various industries such as construction, automotive, electronics, and more.

The company is based in Xiamen, China, and has been operating for several years. It has built a strong reputation for its quality products and excellent customer service during this time.

They use state-of-the-art equipment and technology to produce their products, and their factory is equipped with advanced quality control systems to ensure that their products meet the highest standards.

In addition to their standard products, Xiamen Lita Fastener Co., Ltd also offers custom manufacturing services to meet specific customer requirements.

This feature means they can produce fasteners tailored to their customer’s specifications, whether for a new product design or to replace a discontinued part.

They can also provide special coatings and finishes to enhance the performance and longevity of the fasteners.

bolts and nut manufacturing

4. Ningbo Zhenhai SSTS Hardware Factory

Ningbo Zhenhai SSTS Hardware Factory is a manufacturer and supplier of fasteners and hardware products based in Ningbo, China.

They were established in 2000 and have onboard a good team of R&D designers. This company produces a wide range of fasteners, including heat-resistant ones for high-temperature applications. They offer custom manufacturing services to meet specific requirements.

5. Shanghai Jiaxin Hardware Co, Ltd.

The company is a sales agent for Tianbao Fastener in Shanghai and operates globally in 55 countries, with a diverse customer base of over 200.

They are committed to providing quality products and exceptional services, drawing on their industry experience. They are known for their attention to detail and ability to meet the needs of their customers.

One of the company’s main strengths is its ability to provide a wide range of surface finishes for its products, such as black oxide, zinc plate, and more.

This feature allows them to cater to their customer’s specific needs, whether for aesthetic or functional reasons.

They also offer a full range of products, including customized headmarks, labels, and packaged products. This feature allows customers to quickly identify and organize the products that they want to buy. Plus, these are particularly useful for large-scale projects.

Their focus on quality and exceptional service has made them a preferred supplier in the fastener industry and established a reputation for being reliable and professional.

Their capability to supply a wide range of products and services, along with their dedication to meeting the needs of their consumers, has made them a one-stop store for all fastener demands.

hex bolts

6. Shanghai Jinrui Norm Parts Supplies Co., Ltd.

Shanghai Jinrui is an entrenched fastener manufacturing organization based in the Jiading community of Shanghai. This business is known for its high-quality products, developed gear, and robust R&D abilities.

They export their products to over 50 countries and meet international standards such as ISO, DIN, ASME, and JIS. The company has an impressive production capacity of over 10,000 tons of fasteners annually.

With a wealth of experience in the industry and strict quality control measures, Shanghai Jinrui can produce a wide range of fasteners for various types of machinery and connections used in different fields.

They are known for their attention to detail and commitment to making high-quality products that meet the needs of their customers.

Additionally, they have a team of skilled engineers and technicians who work closely with customers to develop new fasteners that meet their specific requirements.

Overall, Shanghai Jinrui is a reputable and reliable source of high-quality fasteners that has built a strong reputation in the industry over the years.

7. Jiaxing Qiu Trading Co., Ltd.

The organization started as one of China’s renowned fasteners producers, screws, and nuts providers. It is China’s most significant creation base of different fasteners, with a yearly creation limit of around 25,000 tons.

The main batches produced by the China screw factory are divided into high-strength bolt connection series. They manufacture it in standard sizes and specified sizes demanded by the customer.

8.Haiyan Weishi Fastneres Co., Ltd.

It is an establishment based in Haiyan, China. It is a manufacturing maestro company conducting business since 1995; while manufacturing GB/DIN/ANS standard fasteners, it recently released some new variants of its previous products. It uses materials such as Q195, 35k, etc., raising its monthly generation to 1200 tons.

YIJIN Hardware fastener production

9. Jiaxing Goshen Hardware Co., Ltd.

It is a company based in Jiaxing, china. They have been in operation for more than 20 years and have a reputation for providing one of the best Flange bolts and nuts.

Their fasteners are recognized by international standards, which makes them eligible for export in European, American, and Asian countries.

10. Chuang Fastener Co., Ltd.

It is a professional establishment specializing in manufacturing industrial connection parts known as fasteners.

One of the critical types of pins is a Flange bolt and flange nut. It has been integrating new designs for ten years and providing customers with top-notch quality.

It also values its staff sentiments and efforts by keeping human resources as one of its core values, making it one of the company’s most valuable assets.

It has designed a systematic training plan for its workers, which helps increase efficiency. Its design, sales, and service team ensures it attends to each customer’s need.

With rapid distribution and competitive prices, they deliver what they promise.

Advantages of Flange Bolt and Flange Nut

flange nuts

  • Flange-headed nuts and bolts have been developed to eliminate the deficiencies found while using washers.
  • They help distribute the clamping force over a larger area, reducing the likelihood of damage to the mating surfaces.
  • The built-in flange on flange bolts and nuts helps prevent the bolt from turning or becoming loose due to vibrations, making for a more secure and stable connection than traditional bolts and nuts.
  • Flange bolts and nuts are frequently employed in machinery and vehicles, as well as other applications with a lot of movement or vibration expected, as the flange helps to secure and stabilize the connection.
  • The flange also helps to align the bolt and nut, making installation easier and quicker.
  • Flange bolts and nuts are helpful in circumstances where access to the joint’s back is defined because the flange permits keeping the bolt in place while the nut is tightened, making it easier to install.
  • They are likewise accessible in many materials, including treated steel, stainless steel, and other high-strength alloys, making them reasonable for extensive use in several utilizations and conditions.
  • They are relatively cheaper, readily available, and easy to install.
  • They also have a wide range of sizes available; if not, you can always order a custom-sized flange bolt or nut, making them suitable for various projects.
  • One can use these in both indoor and outdoor environments.
  •  They are resistant to corrosion and rust.
  • They are suitable for high-temperature applications.
  • They are appropriate for close-knit spaces.
  • They offer a high level of protection and dependability.
  • They can help prevent the fastener from pulling through the material by distributing the load over a larger area.
  • They can help prevent leaks by providing a surface seal around the fastener.
  • Consumers can use these with various materials, including metal, plastic, and wood.


In conclusion, flange bolts and nuts offer several advantages over traditional bolts and nuts. So one should always buy these products from a respected, reputable, and trusted company, which would supply only the best of the best quality, with relatively lower prices than others.

Everyone needs a company that listens to the demands of its customers and provides qualitative and affordable services all the time.

A company certified with quality control certifications and operates a fair business.

So, by keeping in mind all the points mentioned above, a simple conclusion would be that Yijin Hardware is top of the table among all the companies listed above.

It satisfies all customer demands, from asking for custom sizes and low prices to wanting high quality and good customer service.

The other companies provide suitable quality flange bolts and nuts while keeping their costs relatively low, but in the end, they still need to meet the high lots as Yijin Solution does.

A customer’s first choice and priority should always be Yijin Hardware.



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