Henan Gnee New Material Co., Ltd. is one of the most reliable manufacturers and suppliers of astm b209 3003 h26 aluminum corrugated sheet in China. With abundant experience, we warmly welcome you to wholesale high quality astm b209 3003 h26 aluminum corrugated sheet in stock here from our factory. Good service and reasonable price are available.
ASTM B209 3003 H26 Aluminum Corrugated Sheet Description
ASTM B209 3003 H26 aluminum corrugated sheet is one of the most widely used aluminum roofing materials on the market, offering excellent corrosion resistance, good formability, and reliable mechanical strength. Made from the 3003 aluminum-manganese alloy, this corrugated metal panel is processed through cold-roll forming machines to create a continuous wave pattern. This wave design significantly increases the load-bearing capacity of the thin metal sheet.
It is ideal for roofing, wall cladding, and industrial structures where long-term durability and lightweight performance are required.
The "ASTM B209" standard guarantees the chemical composition and mechanical properties of the aluminum, while the "H26" temper means the metal has been strain-hardened and partially annealed to reach a 3/4 hard state.
This specific temper provides the perfect balance: it is strong enough to resist wind and impact, yet flexible enough to be roll-formed into corrugated profiles without cracking.
Chemical component of 3003 aluminum corrugated sheet
| Chemical component | |
| Al | Standard Value |
| Si | ≤0.60 % |
| Fe | ≤0.70 % |
| Cu | 0.05-0.20 % |
| Mn | 1.0-1.5 % |
| Zn | ≤0.10 % |
Key Advantages of 3003 H26 Aluminum Roofing Sheets
When you buy bulk corrugated panels for large construction projects, material selection is critical. The 3003 H26 aluminum corrugated sheet offers several core benefits that make it superior to traditional galvanized steel.
- Excellent Corrosion Resistance for Outdoor Use: Because it is an aluminum alloy, it naturally generates a dense oxide layer when exposed to air. It will not rust, even in humid environments, heavy rain, or areas with industrial pollution. This ensures a service life of decades with minimal maintenance.
- Lightweight Compared to Steel Roofing: Aluminum has a density of about 2.7 g/cm³, which is only one-third the weight of steel. This lightweight property makes it much easier and faster for workers to lift and install. It also reduces the dead weight on the building's structural frame, saving structural construction costs.
- Good Formability for Corrugated Profiles: The 3003 alloy is known for its excellent workability. During the manufacturing process, it can be easily pressed into various wave shapes (such as sinusoidal or trapezoidal profiles) without losing its structural integrity.
- Stable Mechanical Strength: The 3003 H26 temper provides higher tensile strength and yield strength compared to the fully annealed (3003 O) state or the half-hard (3003 H24) state. It ensures the roofing panels can withstand heavy snow loads and strong winds without bending easily.
- Cost-Effective Solution for Large Projects: Among all aluminum alloys, 3003 offers the best combination of performance and price. As a direct manufacturer, we offer wholesale pricing that makes this material a highly economical choice for large-scale industrial and commercial applications.
Technical Specifications of 3003 H26 Corrugated Aluminum Sheet
| Specification Item | Details / Available Range |
| Alloy Grade | 3003 |
| Temper | H26 |
| Manufacturing Standard | ASTM B209, EN 485, GB/T 3880 |
| Thickness Range | 0.3 mm – 6 mm (Customizable for heavy-duty needs) |
| Width | Customized (Common widths: 750mm, 840mm, 900mm, 1050mm) |
| Length | As required (Usually customized to fit 20ft or 40ft containers) |
| Wave Types | Sinusoidal (wavy), Trapezoidal, Box profile |
| Surface Treatment | Mill finish, PE (Polyester) coated, PVDF coated,Anodized |
| Color Options | Silver (Mill finish), RAL Colors (If coated) |
Common Applications for Construction & Industry
The 3003 H26 aluminum corrugated sheet is highly versatile. Here is how our clients around the world use this material:
Roofing Sheets for Buildings: Used as the primary waterproof roofing layer for commercial centers, public sports stadiums, and modern residential homes.
Wall Cladding Panels: Installed vertically or horizontally on the exterior walls of buildings to provide a modern, industrial look while protecting the internal structure from rain and wind.
Industrial Warehouses: Factories and logistics centers use these sheets for large-span roofs because they are light, easy to install quickly, and do not rust from interior condensation.
Agricultural Structures: Farm buildings, poultry houses, and grain storage silos rely on aluminum corrugated sheets because animal waste and farm environment humidity will not corrode the aluminum.
Temporary Construction: Used for modular houses, temporary fencing, and site offices because the sheets can be easily removed, transported, and reused.

Not sure which alloy, thickness, or wave profile to choose for your project? Don't worry. Our engineering team can help you select the most cost-effective material based on your local climate, structural requirements, and budget.
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Why Choose GNEE As Your Manufacturer?
Our products strictly comply with international manufacturing standards such as ASTM B209, EN, and GB. Our corrugated roofing panels are widely exported to construction and industrial projects worldwide. We provide stable quality, competitive wholesale pricing, and fast delivery to support your project schedule.
What we offer to our partners:
- 18+ Years of Manufacturing Experience: We know aluminum processing inside and out.
- Global Export Network: We have successfully exported our products to over 70 countries, meaning we are fully familiar with international shipping, customs, and packaging standards.
- OEM & Custom Sizes Available: We do not just sell standard stock. We customize the exact width, length, thickness, and color your engineering blueprints require.
- Strict Quality Control: Every batch is tested for thickness tolerance, mechanical strength, and coating adhesion before it leaves our factory.

Packaging & Delivery for Global Shipping
Aluminum corrugated sheets are packed with waterproof plastic film and craft paper to prevent moisture and water stains during ocean transit. The bundles are then fixed securely on strong, fumigated wooden pallets. This allows for safe and fast loading or unloading using a forklift.
For higher protection requirements, steel crate (metal box) packaging is also available. This is highly recommended to prevent edge deformation and surface scratches during long-distance shipping or rough handling at ports.
Packaging can be fully customized based on your container loading method (FCL - Full Container Load, or LCL - Less than Container Load) and your specific unloading equipment at the destination. We ensure maximum loading efficiency to help you save on freight costs.
Ready to buy? Aluminum ingot prices fluctuate daily on the global market. To get the most accurate factory-direct price for your budget planning, let us know your exact requirements.

FAQ About 3003 H26 Aluminum Corrugated Sheet
Get a Quote for Your Project
Tell us your required thickness, size, surface treatment, and total quantity, and we will recommend the most suitable aluminum corrugated sheet solution for your project. We promise a fast response and competitive factory-direct pricing.
Not sure which alloy to choose? Our team can help you select the best material based on your application and budget.

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