ISO 4018 Full Thread Hex Head Screws

For manufacturers, engineers, and construction professionals seeking a dependable and standardized fastening solution, ISO 4018 Full Thread Hex Head Screws offer the perfect balance of strength, ease of use, and affordability. Manufactured according to ISO 4018 standards, these screws are widely recognized for their versatility in non-critical applications where performance and price both matter.

What Are ISO 4018 Full Thread Hex Head Screws?

ISO 4018 Full Thread Hex Head Screws are fully threaded hexagonal-headed fasteners made from low carbon steel, intended primarily for use in general-purpose mechanical and structural assemblies. The screws conform to the ISO 4018 standard, which defines the dimensional and mechanical properties for full-thread hex head screws with metric coarse threads and property class 4.8.

These screws are commonly used where heavy tensile strength is not required, such as in light-duty constructions, furniture, metal-to-wood joints, and fixtures.

Key Features of ISO 4018 Full Thread Hex Head Screws

• ? Full Thread Design: Offers excellent grip along the entire shaft for secure fastening.

• ? Standardized Geometry: Guaranteed fit and compatibility with nuts and washers following ISO metric standards.

• ? Hex Head Configuration: Allows for high torque application using spanners or socket wrenches.

• ? Property Class 4.8: Sufficient mechanical performance for everyday assembly needs.

• ? Cost-Efficient Manufacturing: Produced from low carbon steel, reducing material and production costs.

Why Choose ISO 4018 Full Thread Hex Head Screws?

Choosing ISO 4018 Full Thread Hex Head Screws means prioritizing affordability, standardization, and broad application compatibility. These screws are ideal for mass production projects where fasteners must be consistent, reliable, and budget-friendly.

Key Benefits:

• ✅ Widely Available & Interchangeable

• ✅ Meets International Standards

• ✅ Easy to Install and Remove

• ✅ Suitable for Non-Structural Loads

• ✅ Available in Multiple Sizes and Finishes

Applications of ISO 4018 Full Thread Hex Head Screws

ISO 4018 Full Thread Hex Head Screws are commonly used in a variety of everyday industrial and commercial environments:

• Furniture Assembly – Securing wood and metal components.

• HVAC and Electrical Installations – Mounting panels, ducts, and brackets.

• Construction Fixtures – Installing handrails, grills, or metal frames.

• Agricultural Equipment – Light-duty mounting where full threads aid in fast installation.

• DIY Projects – General home repair, shelving, toolboxes, and more.

Material and Finish Options

Though typically manufactured from low carbon steel, ISO 4018 Full Thread Hex Head Screws are available in multiple finishes for enhanced performance and aesthetic appeal:

Standard Materials:

• Mild Steel (Class 4.8) – Sufficient for low-stress environments.

Finishing Options:

• Zinc Plated – Prevents rust in dry indoor conditions.

• Hot-Dip Galvanized – Improved corrosion resistance for mild outdoor use.

• Black Oxide Coated – Low-glare finish, basic corrosion protection.

• Plain (Oiled) – Uncoated, suitable for environments where aesthetics are not a concern.

Sizing and Availability

ISO 4018 Full Thread Hex Head Screws come in a wide variety of metric diameters (M5–M24) and lengths, making them adaptable to diverse assembly conditions. They are also available in bulk packaging for commercial use or as part of kits for hardware retailers.

When sourcing, ensure that the product labeling clearly indicates compliance with the ISO 4018 standard and property class 4.8. Reputable suppliers will also provide certificates of conformity and dimensional reports if requested.

How to Select ISO 4018 Full Thread Hex Head Screws

When selecting ISO 4018 Full Thread Hex Head Screws, consider the following:

• ? Length & Diameter: Match to material thickness and hole size.

• ? Thread Fit: ISO metric coarse threads provide easy installation.

• ? Mechanical Load Requirements: Ensure Class 4.8 is sufficient for the intended load.

• ? Corrosion Conditions: Choose the right finish depending on indoor/outdoor exposure.

• ? Installation Method: Confirm compatibility with tools (socket, wrench, etc.).

Where to Buy ISO 4018 Full Thread Hex Head Screws

Look for suppliers that specialize in ISO-standard fasteners and offer quality assurance, traceability, and volume pricing. Whether you're sourcing for manufacturing, wholesale distribution, or retail sale, working with ISO 9001 certified vendors ensures consistent performance of ISO 4018 Full Thread Hex Head Screws across all batches.

Final Thoughts

ISO 4018 Full Thread Hex Head Screws represent a globally accepted, cost-effective, and highly versatile fastening solution. Their full thread design, compliance with international standards, and wide availability make them the preferred choice for countless general-purpose applications.

If you need reliable performance without overpaying for high-spec bolts, ISO 4018 Full Thread Hex Head Screws are the ideal solution. From assembly lines to maintenance kits, these screws deliver strength, simplicity, and savings.

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