ASTM B209 3003 Anti-Slip Aluminum Tread Plate

 

The 3003 aluminum tread plate is an Al-Mn (Aluminum-Manganese) alloy sheet featuring a raised pattern-such as diamonds or bars-on one side. The addition of manganese increases the strength of this alloy by about 20% compared to the standard 1100 aluminum series.

 

Despite the increased strength, it maintains excellent formability, weldability, and corrosion resistance. The raised patterns create friction, making it a highly effective anti-slip material. Because it does not rust easily and is lighter than steel floor plates, the 3003 aluminum checker plate is widely used globally in architectural flooring, commercial vehicles, and industrial safety platforms. It serves both functional (non-slip) and decorative purposes.

 

Why Buy 3003 Anti-Slip Aluminum Diamond Plate?

 

1. Excellent Corrosion Resistance
Unlike carbon steel tread plates that require constant painting to prevent rust, 3003 aluminum naturally resists corrosion. This makes it perfect for humid environments, outdoor applications, marine applications (mild exposure), and cold storage rooms where condensation is common.

2. Reliable Anti-Slip Surface
The raised patterns (bars or diamonds) grip shoes and vehicle tires firmly. This significantly reduces the risk of slipping accidents in factories, stairways, and ramps, helping facilities comply with safety regulations.

3. Good Weldability & Formability
3003 aluminum is highly workable. It can be easily bent, cut, and shaped without cracking. It also responds very well to conventional welding methods (like TIG and MIG), making fabrication fast and cost-effective for trailer builders and structural engineers.

4. Lightweight vs. Steel Floor Plate
Aluminum is about one-third the weight of steel. Using 3003 aluminum floor plates reduces the overall dead weight of structures and vehicles. For trucks and trailers, less weight means lower fuel consumption and higher payload capacity.

5. Cost-Effective Solution
While 6000-series aluminum (like 6061) is stronger, it is also more expensive. For applications that require good rust protection and non-slip surfaces but do not require heavy structural load-bearing strength, 3003 offers the best return on investment.

 

Chemical Composition of 3003 Aluminum

 

Element	Content (%)
Al (Aluminum)	≥ 98.6
Mn (Manganese)	1.0 – 1.5
Cu (Copper)	0.05 – 0.20
Fe (Iron)	≤ 0.7
Si (Silicon)	≤ 0.6
Zn (Zinc)	≤ 0.10

 

Mechanical Properties of 3003 Aluminum

 

Property	Typical Value
Tensile Strength	~140 MPa
Yield Strength	~94 MPa
Elongation	≥ 7%

(Note: Mechanical properties can vary slightly depending on the specific temper chosen, such as H14 or H24. Custom tempers are available upon request.)

 

 

Item	Details
Alloy Grade	3003
Temper	O, H12, H14, H22, H24
Thickness	1.0 mm – 10.0 mm
Width	1000 mm – 2600 mm
Length	Custom lengths available
Pattern Types	1 bar, 2 bar, 3 bar, 5 bar, Diamond , Lentil
Standards	ASTM B209 / EN 573 / GB/T 3880
Surface Finish	Mill finish / Bright finish / Anodized

 

Temper Guide (Quick Overview)

Temper	Characteristics	Recommended Use
3003 O	Soft, best ductility	Decorative, deep processing
3003 H14	Semi-hard, good formability	Cold storage, light-duty
3003 H22	Medium strength	Flooring, walkways
3003 H24	Higher strength (most common)	Industrial flooring, vehicles
3003 H26	High strength	Heavy-duty transport

 

3003 Anti-Slip Aluminum Tread Plate Patterns Available

 

• 1 Bar Pattern (Pointer Pattern): Features single raised bars. Commonly used for decorative purposes, wall protection, and light-duty anti-slip flooring.
• 2 Bar & 3 Bar Patterns: Offers a good balance of grip and easy cleaning. Often used in transport vehicles.
• 5 Bar Pattern (Most Popular): Features groups of five bars arranged at angles to each other. This provides excellent multi-directional grip. It is the industry standard for truck beds, toolboxes, and industrial walkways.
• Diamond Pattern: Features a continuous, interconnected diamond shape. Highly decorative and offers aggressive traction for heavy-foot-traffic areas.

 

 

Need to check the surface quality and pattern depth before placing a bulk order?

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1. Truck Beds and Trailers
The most common use. It protects the floor of the vehicle from cargo damage, provides grip so cargo doesn't slide easily, and resists rust from rain and road salt.

 

Recommended Size:

Thickness: 3.0 – 6.0 mm

Width: 1250 / 1500 mm

Recommended Temper:

3003 H24 / 3003 H26

2. Walkways and Industrial Platforms
Used in factories, chemical plants, and warehouses to build safe, non-slip elevated walkways and operator platforms around heavy machinery.

 

Recommended Size:

Thickness: 2.5 – 4.0 mm

Width: 1000 / 1250 / 1500 mm

Pattern: 5 Bar (Best Anti-Slip)

Recommended Temper:

3003 H22 /3003 H24

3. Stair Treads and Ramps
Ideal for indoor and outdoor stair steps, wheelchair ramps, and loading docks where foot traction is critical, especially when wet.
4. Cold Storage Flooring
Cold rooms and freezer warehouses experience high moisture levels. 3003 aluminum handles freezing temperatures well and will not rust, ensuring food safety and easy cleaning.

 

Recommended Size:

Thickness: 2.0 – 3.0 mm

Pattern: 5 Bar / Diamond

Recommended Temper:

3003 H14 /3003 H24

5. Ship Decks and Docks
Used for small boat decks, gangways, and marina docks. While 5052 is better for deep seawater, 3003 is perfectly fine for freshwater docks and above-deck applications where heavy saltwater immersion is not constant.

 

Recommended Size:

Thickness: 3.0 – 5.0 mm

Recommended Temper:

3003 H22 /3003 H24

Upgrade option: 5052 / 5083 for high-end marine projects

6. Decorative Panels and Toolboxes
Because of its bright, industrial look, it is often used for commercial wall cladding, gym walls, elevator floors, and fabricating durable truck toolboxes.

 

Recommended Size:

Thickness: 1.0 – 2.0 mm

Recommended Temper:

3003 O / 3003 H14

 

 

 

 

Property	3003 Aluminum Tread Plate	6061 Aluminum Tread Plate
Strength Level	Medium	High
Corrosion Resistance	Excellent	Good
Formability / Bending	Excellent (Easy to bend)	Moderate (Harder, may crack if bent sharply)
Machinability	Good	Excellent
Price / Cost	Lower (More economical)	Higher
Best Application	Flooring, decoration, truck beds, toolboxes	Heavy structural frames, extreme load-bearing floors

 

The GNEE Conclusion:
If you need to bend the plate (e.g., making a toolbox) or you just need a standard non-slip floor for walking and light trolleys, 3003 is the most cost-effective and practical choice. If you are building a heavy-duty bridge or a platform supporting massive machinery, choose 6061.

 

 

• Advanced Rolling Lines: We use high-precision rolling mills to ensure uniform thickness across the entire width and length of the plate.
• Alloy Control: Our raw materials are tested to ensure the manganese and aluminum content strictly meets ASTM B209 standards.
• Surface Inspection: Every batch is visually and mechanically inspected. We guarantee the surface is free from deep scratches, heavy oil stains, oxidation spots, and roll marks. The pattern depth is consistent.
• Mechanical Testing: We test for tensile strength and elongation in our lab to ensure the material performs safely under load.
• Ultrasonic Testing: For thicker plates, we perform non-destructive ultrasonic testing to ensure there are no internal cracks or air pockets.

 

            

 

 

To save your factory time and labor costs, GNEE offers pre-processing services before shipping. You don't just buy raw materials; you buy ready-to-use parts.

 

• Cutting to Size: We can cut large master coils into specific flat sheet sizes using heavy-duty shears and laser cutting.
• CNC Machining: We can pre-drill holes or cut specific shapes based on your CAD drawings.
• Bending and Forming: We offer press braking services to form steps, angles, or custom profiles.
• Surface Treatment: While mill finish is standard, we can also provide anodized or color-coated tread plates for enhanced architectural appearances.

 

 

 

Our Export Packaging Process:

• Moisture Protection: The aluminum plates are first wrapped tightly in waterproof Kraft paper and plastic PE film to prevent condensation and seawater moisture during ocean transit.
• Desiccants: Silica gel packets are placed inside the wrapping to absorb any trapped moisture.
• Edge Protection: Hard cardboard or metal edge protectors are applied to all four corners and edges to prevent denting from lifting straps.
• Palletizing: The wrapped plates are strapped securely to strong, fumigated seaworthy wooden pallets or custom steel pallets.

 

 

Delivery Terms:

• Lead Time: Normally 7 to 25 days after deposit, depending on the order volume and whether it is a custom size.
• Global Shipping: We ship heavily to Europe, the Middle East, Southeast Asia, South America, and Africa. We handle FOB, CIF, and DDP terms.

 

 

 

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