Hex Flanged Head Long Bolt

Hex Flanged Head Long Bolt

Details
Material: 1035 steel, SCM435 steel, 45k steel, zinc nickel plating
Surface finish: Decomate coating, zinc flake coating
Salt spray time: Over 1000 hours of medium salt spray testing, without red rust
Head type: Hex Flanged Head
Thread: m3, m4, m5, m6, m8, m10, 8-32, 10-24, 1/4-20, 5/16-18, 3/8-16
Max length: 600 mm
Application: Automobile parts, energy storage Thread Feature:Half threaded, partially threaded
Category
Other Bolts
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Description
Technical Parameters

Some Statistics About Us You Must Know

Choose the plan that suits you best.

19

+

YEARS OF EXPERIENCE

3000㎡+

FLOOR SPACE

160

+

MACHINERY EQUIPMENT

3500

+

SATISFIED CUSTOMERS

Purchasing Guide, a source manufacturer with 19 years of experience in fastener production, specializes in the mass production and customization of long, high-strength, and corrosion-resistant bolts, providing global customers with stable, traceable, and internationally compliant fastening solutions.

 

The Hex Flanged Head Long Bolt is a high-strength fastener with an integrated hexagonal head and flange gasket design, widely used in automotive parts, energy storage systems, heavy equipment, and structural connections. The flange head design effectively distributes locking pressure, reducing the risk of loosening, and exhibits particularly stable performance in high-load, high-vibration environments.

 

 

 

Product Picture

 

hex flanged long bolt 1
hex flanged long bolt 2
hex flanged long bolt 3
hex flanged long bolt 1
 

Hex flanged head long bolt

Material: 1035 steel, SCM435 steel, 45k steel, zinc nickel plating
Surface finish: Decomate coating, zinc flake coating
Salt spray time: Over 1000 hours of medium salt spray testing, without red rust
Head type: Hex Flanged Head
Thread: m3, m4, m5, m6, m8, m10, 8-32, 10-24, 1/4-20, 5/16-18, 3/8-16
Max length: 600 mm
Application: Automobile parts, energy storage
Thread Feature:Half threaded, partially threaded

 

Product features

 

1. Integrated flange design, with stronger anti-loosening performance

The hexagonal flange head structure can be:

Evenly disperse the locking stress

Reduce the risk of loosening in a vibrating environment

Improve the overall connection stability

In automobiles and energy storage devices, reliability is directly related to system safety.

 

2. Ultra-long size manufacturing capacity, meeting the requirements of complex structures

We can stably produce 600mm long hexagonal flange head bolts

High straightness

Good thread consistency

The heat treatment and surface treatment are uniform

 

3. Highly corrosion-resistant solution, suitable for harsh environments

By zinc sheet coating/Decomet coating:

Effectively prevent red rust

Adapt to environments with high humidity, high salt spray and high temperature differences

Extend the service life of products and reduce maintenance costs

 

4. Multiple materials and standards are available for selection, suitable for the global market

Support

Various steel systems

Metric and imperial systems run in parallel

Different national standards

It is particularly suitable for export-oriented customers, cross-border projects, and OEM supporting procurement.

 

 

 

Production Process

 

 

1Raw Material
Raw Material
2 Cold Forging
Cold Forging
3 Threading
Threading
4 Auto Lathe
Auto Lathe
5 Auto Lathe
Auto Lathe
6Table Lathe
Table Lathe
7CNC Lathe
CNC Lathe
8Quality Checking
Quality Checking
9 Inspection
Inspection
10 Packing
Packing

 

Quality Control

 

 

1 Clipers Micrometer
Clipers Micrometer
2 Torque
Torque
3 Depth Micrometer
Depth Micrometer
4 Plug
Plug
5 Thread Guage
Thread Guage
6 Ring Guage
Ring Guage
7 Hardness Tester
Hardness Tester
8Projector
Projector
9 Salt Spray Testing
Salt Spray Testing

 

Ready to Source Reliable Hex Flanged Head Long Bolts?

 

Whether you are looking for standard hex flanged head long bolts or fully customized solutions, our factory is ready to support your project.

Contact now

 

 

 

 

 

 

 

FAQ

Q1: Can you provide customHex flanged head long bolt?

A1: It can be made according to the drawings and specifications provided by customers.

 

Q2: What is the Max length of the extra long screw you can produce?

A2: Max length we can do is 600mm.

 

Q3: What's color is zinc nickel plating available?

A3: Zinc nickle can be self color and black color.

 

Q4: How can we pay our order?

A4: We accept payment by TT,paypal, Alibaba trade assurance order, and Made in China platform order.

 

 

 

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