3003 Aluminum Diamond Plate: Lightweight, Durable, and Built for Versatility

When it comes to non-slip surfaces that are both functional and visually appealing, 3003 aluminum diamond plate stands out as one of the most widely used materials in commercial, industrial, and residential applications. Combining the corrosion resistance of aluminum with the anti-skid benefits of a raised diamond pattern, this alloy is perfect for flooring, toolboxes, trailers, loading ramps, and more.

In this comprehensive SEO article, we explore everything you need to know about 3003 aluminum diamond plate, including its composition, advantages, applications, thickness options, fabrication tips, and why it’s a top choice for professionals across various industries.

This article is proudly brought to you by sasaaluminum, a trusted global supplier of premium aluminum products including sheets, plates, coils, and diamond-patterned materials.

1. What Is 3003 Aluminum Diamond Plate?

3003 aluminum diamond plate is a rolled aluminum sheet that features a raised diamond pattern on one side. It’s manufactured from 3003-grade aluminum alloy, which is known for its excellent corrosion resistance, lightweight nature, and easy workability.

Key properties include:

• Aluminum-Manganese alloy (Al–Mn)

• Non-heat-treatable but strain-hardenable

• Excellent rust and weather resistance

• Good formability and weldability

• Moderate strength and durability

2. Chemical Composition of 3003 Aluminum

3003 aluminum alloy consists of:

• Aluminum (Al): 96.8–99%

• Manganese (Mn): 1.0–1.5%

• Copper (Cu): 0.05–0.20%

• Iron (Fe), Silicon (Si), Zinc (Zn): Minor amounts

The addition of manganese improves strength and corrosion resistance, making it a popular choice for outdoor and marine environments.

3. Key Features of 3003 Aluminum Diamond Plate

3.1 Excellent Corrosion Resistance

Resistant to atmospheric corrosion, moisture, and mild acids—ideal for outdoor use, marine areas, and damp environments.

3.2 Lightweight

At approximately 2.73 g/cm³, it’s much lighter than steel, reducing transportation and installation costs.

3.3 Slip Resistance

The raised diamond pattern provides natural anti-slip properties, making it a safe option for foot traffic areas.

3.4 Aesthetic Appeal

With its bright silver finish and rugged texture, 3003 diamond plate enhances both functionality and design.

3.5 Workability

Easily cut, bent, drilled, or welded using standard tools—great for DIY projects and industrial fabrication.

4. Common Applications of 3003 Aluminum Diamond Plate

3003 aluminum diamond plate is used in a wide range of applications, including:

• Truck beds and trailer walls

• Warehouse floors and catwalks

• Toolboxes and storage compartments

• Dock plates and loading ramps

• Stair treads and entryways

• Wall panels in garages and workshops

• Decorative trim and signage

Because it combines durability and light weight, it’s often the first choice in transportation and construction sectors.

5. Available Thicknesses and Sizes

Common thicknesses for 3003 aluminum diamond plate include:

• 1.5 mm (0.063″)

• 2.0 mm (0.080″)

• 3.0 mm (0.125″)

• 4.5 mm (0.188″)

• 6.35 mm (0.25″)

Standard sheet sizes:

• 4’ × 8’ (1220 mm × 2440 mm)

• 5’ × 10’ (1524 mm × 3048 mm)

• Custom sizes available upon request

At sasaaluminum, we offer cut-to-size services and fast delivery based on your project requirements.

6. 3003 vs. 6061 Aluminum Diamond Plate

Use 3003 for decorative and lightweight applications, and 6061 for high-strength structural needs.

7. How to Clean and Maintain 3003 Aluminum Diamond Plate

To keep your diamond plate looking new:

1. Clean regularly with mild soap and water

2. Avoid acidic cleaners that may dull the finish

3. Use soft cloths or brushes to prevent scratches

4. Polish periodically for a mirror-like shine

5. Apply aluminum wax or protectant to repel dirt and moisture

For more tips, check our article: How to Clean Diamond Plate Aluminum – sasaaluminum

8. Fabrication Tips for 3003 Aluminum Diamond Plate

• Cutting: Use a circular saw with a non-ferrous blade or a shear for straight cuts

• Bending: Can be bent with a brake or manually for small projects

• Drilling: Use standard twist drills with light pressure

• Welding: MIG welding is recommended using ER4045 filler rod

• Finishing: Can be anodized or powder coated for color and protection

sasaaluminum provides fabrication-ready material to make your job easier.

9. Certifications and Standards

3003 aluminum diamond plate complies with industry standards such as:

• ASTM B209

• EN573 and EN485

• ISO and GB/T specifications

We provide material test certificates (MTC) upon request to meet your quality requirements.

10. Why Choose sasaaluminum for 3003 Aluminum Diamond Plate

At sasaaluminum, we take pride in offering:

• High-purity 3003 aluminum material

• Consistent diamond pattern and flatness

• Custom cutting and fast turnaround

• Professional export packaging

• Global shipping and on-time delivery

• Responsive technical support

Whether you’re a builder, fabricator, or distributor, sasaaluminum has the product and service to support your success.

11. Final Thoughts

3003 aluminum diamond plate offers a reliable, lightweight, and corrosion-resistant solution for projects where both function and appearance matter. From workshop floors to vehicle exteriors, its versatility makes it a favorite across industries.

For the best results, choose quality material from a trusted supplier. With sasaaluminum, you get the assurance of durability, consistency, and professionalism.