Hex Flange Head Screw
1.ISO 4162 Hex Head Flange Bolts-Small Series
2.Source bolt manufacturer, own factory: with price advantage, eliminating the price difference of middlemen.
3.Adopt the industry's top high-quality thickened steel, high stability and long-lasting durability.
4.Support customer customization.
5.Professional sales and after-sales service, welcome to inquire at any time.
6.Delivery on time.
Everything You Need to Know About the Hex Flange Head Screw
When it comes to industrial fasteners that offer superior clamping force and ease of installation, the Hex Flange Head Screw stands out as a top-tier choice. Whether you're working on automotive assemblies, heavy machinery, or metal fabrication, this type of screw provides exceptional performance and reliability. In this comprehensive guide, we will dive deep into what a Hex Flange Head Screw is, its key benefits, applications, materials, and why it should be a primary consideration for your next project.
What Is a Hex Flange Head Screw?
A Hex Flange Head Screw is a threaded fastener characterized by a hexagonal head with an integrated flange at its base. The flange acts like a built-in washer, distributing the load more evenly over the material surface. This design enhances the screw’s holding power and minimizes the chances of damage or loosening due to vibration. Often, these screws are used in high-stress environments where durability and strength are critical.
Key Benefits of Using a Hex Flange Head Screw
1. Improved Load Distribution
The built-in flange under the head of the Hex Flange Head Screw spreads the clamping force over a wider area. This reduces surface damage and increases the reliability of the joint, especially when used in soft materials or composites.
2. Vibration Resistance
One of the most praised features of a Hex Flange Head Screw is its ability to resist loosening under vibration. The flange creates more friction against the surface, making it less likely to shift or unscrew over time.
3. Fewer Components Required
Because of the integrated washer design, there’s no need to use a separate washer with a Hex Flange Head Screw. This reduces assembly time and cost while simplifying inventory management.
4. High Torque Application
The hexagonal head allows for the application of high torque using standard wrenches or socket drivers. This makes the Hex Flange Head Screw ideal for heavy-duty applications where strong fastening is necessary.
Common Applications of Hex Flange Head Screws
The versatility and strength of the Hex Flange Head Screw make it suitable for various industries:
Automotive Industry: Frequently used in engine assembly, suspension systems, and chassis components.
Construction: Ideal for securing steel frames, metal roofing, and structural panels.
Manufacturing: Used in equipment assembly lines, tool installations, and heavy machinery.
Electronics Enclosures: Ensures tight, vibration-resistant closure in circuit box assemblies.
Agricultural Equipment: Withstands harsh weather and dynamic load conditions in tractors and harvesters.
Materials and Finishes
Hex Flange Head Screws are manufactured from a variety of materials to suit different environments:
Carbon Steel: Offers strength and affordability; often zinc-plated for corrosion resistance.
Stainless Steel: Ideal for outdoor and corrosive environments due to its rust-resistant properties.
Alloy Steel: Preferred for high-strength requirements; typically heat-treated for added durability.
Coatings: Zinc, black oxide, hot-dip galvanized, and phosphate coatings are commonly applied to enhance corrosion resistance and appearance.
Sizing and Standards
Hex Flange Head Screws come in both metric and imperial sizes and conform to various international standards, such as:
Typical diameters range from M5 to M16 or 1/4" to 3/4", and lengths can be customized depending on the specific requirement.
Installation Tips
Ensure the mating surfaces are clean and free from debris.
Use a torque wrench to apply the manufacturer-recommended torque values.
When working in corrosive environments, opt for stainless steel Hex Flange Head Screws with a matching nut or threaded insert.
Comparison with Other Fasteners
| Feature | Hex Flange Head Screw | Standard Hex Bolt + Washer | Socket Head Cap Screw |
|---|---|---|---|
| Built-in Washer | ✔ | ✖ | ✖ |
| Vibration Resistance | High | Medium | Low |
| Torque Capacity | High | Medium | High |
| Assembly Time | Fast | Slower | Moderate |
Conclusion
The Hex Flange Head Screw is more than just a fastener—it's a smart solution for engineers, builders, and manufacturers seeking strength, simplicity, and reliability. With built-in advantages such as load distribution, vibration resistance, and efficient installation, it continues to be a top choice across diverse industries.
If you're looking to upgrade your fastening solutions, consider switching to the Hex Flange Head Screw—a small component that makes a big impact.
Product drawing
