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Hex Nut

Your Professional Hex Nut Manufacturers

 

Handan DongChao Hardware Products Co., Ltd. is a leading fastener manufacturer and factory established in 2008, located in the fastener capital of China. With nearly two decades of experience in design, production, and global distribution, we specialize in producing self drilling screws, Tek screws, and self tapping screws. In addition, we supply a wide range of high-quality fasteners including bolts, nuts, washers, shear studs, threaded rods, anchor bolts, and rivets, serving diverse industries worldwide.

 

 
DIN 935 Castle Nut (Slotted Hex Nut For Mechanical Locking Applications)
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DIN 935 Castle Nut (Slotted Hex Nut For Mechanical Locking Applications)

DIN 935 castle nuts with slotted design for secure locking with cotter pins. Widely used in axle systems, machinery and structural joints. Reliable supply from China manufacturer.
Ball Lock Security Nut For Transmission Line HDG Applications
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Ball Lock Security Nut For Transmission Line HDG Applications

Ball lock security nuts designed for transmission line hardware where preload loss, corrosion, and unauthorized removal are real risks. Manufactured with controlled thread tolerances for HDG
DIN 934 Hex Nuts Grade 8, Grade 10, Galvanized & Stainless Steel
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DIN 934 Hex Nuts Grade 8, Grade 10, Galvanized & Stainless Steel

DIN 934 hex nuts in Class 8 and Class 10 carbon steel, galvanized and stainless steel. Avoid thread stripping, grade mismatch and galling issues. Sizes M4 to M64 for industrial and structural
DIN 439 Hex Thin Nut Manufacturer Low Profile Jam Nut Supplier DCS Screws
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DIN 439 Hex Thin Nut Manufacturer Low Profile Jam Nut Supplier DCS Screws

Professional DIN 439 hex thin nut manufacturer in China supplying low profile jam nuts, stainless steel thin hex nuts, and custom locking nuts for machinery, steel structures, and fastening
DIN6923 Serrated Flange Nut
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DIN6923 Serrated Flange Nut

DIN6923 serrated flange nuts with anti-loosening design. Available in carbon steel and stainless steel. Full sizes, stable quality, fast delivery.
DIN985 Nylon Lock Nut Self Locking Fastener Supplier | Anti-Loosening Nut
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DIN985 Nylon Lock Nut Self Locking Fastener Supplier | Anti-Loosening Nut

DIN985 nylon lock nuts for anti-loosening applications. Reliable self-locking fasteners with strong vibration resistance. OEM manufacturer with fast delivery.
 
Why Choose Us

Professional Team

The members of the team are highly skilled and proficient in their respective roles and possess the necessary education, training, and experience to excel in their jobs.

 

Quality & Certification

Handan DongChao adheres to strict international quality standards, holding ISO and CCC certificates. Every product is engineered for durability, strength, and reliability to meet the needs of demanding applications.

Customized Services

We understand that each customer has unique manufacturing needs. That’s why we offer customization options to cater to your specific requirements.

 

Global Market

Our fasteners are widely exported to USA, UK, UAE, Saudi Arabia, Vietnam, Korea, Africa, South America, and many other regions, earning trust and recognition from customers worldwide.

 

Benefits of Hex Nut

 

High Torque Capacity

Hex bolts, with their six-sided heads, provide a larger contact area for wrenches or socket tools. This design allows for higher torque application and better grip during installation and removal.

01

Versatility

Hex bolts come in various sizes and materials, making them suitable for a wide range of applications, from construction and machinery to automotive and industrial settings.

02

Secure Fastening

When properly tightened with the appropriate tools, hex bolts offer reliable and secure fastening, reducing the risk of loosening or vibration-related failures.

03

Durable

Hex bolts are available in a variety of materials, including steel, stainless steel, and more, allowing for options that resist corrosion and provide long-term durability.

04

Standardized Sizing

Hex bolts conform to industry standards, ensuring compatibility with a wide range of nuts, washers, and other hardware components.

05

 

Hex Thin Nut

Common Uses of Hex Nuts

 

 

Mechanical Assemblies

Hex nuts are widely used in machinery and automotive applications. They secure various components together, ensuring that parts remain tightly fastened during operation.

Construction

In construction, hex nuts are essential for joining beams, columns, and other structural elements. They provide the necessary strength and stability to withstand heavy loads and environmental stress.

Furniture Assembly

Many flat-pack furniture items utilize hex nuts in their assembly. They allow for a secure fit and easy disassembly for relocation or storage.

Electronics

Hex nuts are often found in electronic devices, where they secure circuit boards and other components. Their reliability is crucial in maintaining the functionality of these devices.

Home Improvement Projects

DIY enthusiasts frequently use hex nuts in various home improvement projects, from building shelves to repairing appliances. Their versatility and ease of use make them a popular choice for non-professionals.

 

Manufacturing Process of Hexagon Nuts
 

The quality and performance characteristics of hexagon nuts depend largely on the process adopted for their manufacture. Several methods are adopted in the manufacture, including:

Forging

The forging of nuts is made by compressive forces of materials to change their shape accordingly. These nuts may be strong and durable but sometimes need further machining for attaining desired dimensions.

Casting

The casting method is used to manufacture hexagon nuts, wherein molten metals are poured into molds. Centrifugal casting is one method under which molten metals are poured into a rotating mold for ensuring that densities and strengths shall be uniform throughout.

Machining

Machining of metals into hexagon nuts involves cutting and shaping. The accuracy of the dimensions makes the method popular for applications that require high tolerance.

Cold Heading

It involves the deformation of metal at room temperature to the desired hexagon shape. It is effective in the production of large volumes of nuts of consistent quality.

 

Size Chart

Size (D)

Across Flats (AF, Mm)

Pitch (Mm)

Thickness (M, Mm)

M3

5.5

0.5

2.4

M4

7

0.7

3.2

M5

8

0.8

3.2

M6

10

1.0

3.6

M8

13

1.25

4

M10

17

1.5

5

M12

19

1.75

6

M16

24

2.0

8

M20

30

2.5

10

M24

36

3.0

12

 

Lead Time

Quantity (pieces)

1 - 100

101 - 2000

2000- 50000

> 50000

Lead time (days)

7

15

25

To be negotiated

 

 

Packaging & Shipping

 

productcate-745-365

 

 

FAQ

 

Q: Can I visit your factory?

A: Yes! Warmly welcome to visit our factory. It would be Great if you can inform us in advance.

Q: The quality of your products?

A: The company has advanced production and testing equipment .Every products will be 100% inspected by our qc department before shipment

Q: How about your price?

A: High quality products with reasonable price. Please give me a inquire, I will quoted you a price for you refer at once.

Q: Could you provide free samples?

A: We can provide free samples for standard fastener, But the clients will pay the Express charges.

Q: Why do some hex nuts have special markings?

A: The markings indicate grade and manufacturer. When paired with hex bolts, these markings help ensure you're using the correct strength combination for your application.

Q: Can I use hex nuts with any bolt?

A: Hex nuts must match their bolt's specifications exactly - including thread size, pitch, and grade. Using mismatched fasteners can lead to connection failure.

Q: What are ASTM hex nut grades?

A: ASTM A563 and A194 are standards for industrial, high-pressure, and high-strength applications.

Q: What is the difference between coarse-thread and fine-thread hex nuts?

A: Coarse-thread (UNC) is the more common type they install faster and handle dirt better, while fine Fine-thread (UNF) has better resistance to loosening and can handle higher tensile stress.

As one of the leading hex nut manufacturers and suppliers in China, we warmly welcome you to wholesale bulk hex nut in stock here and get pricelist from our factory. All customized products are with high quality and competitive price.

hex nut, DIN6923 Flange Nut, DIN934 Hex Nuts

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