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Aluminum Plain Sheet Alloy 3003
Green House Aluminum
76061259
3003 Aluminum Sheet – Alloy 3003 Aluminum Plate Supplier
1. Product Overview
3003 aluminum sheet is a widely used aluminum-manganese alloy known for its good corrosion resistance, excellent formability, and reliable performance in general fabrication applications. Compared with commercially pure aluminum, 3003 aluminum alloy offers improved strength while maintaining good workability, making it a practical choice for a wide range of industrial and commercial products.
Hunan Green House Aluminum Industry Co., Ltd. supplies 3003 aluminum sheets and plates for customers in HVAC, heat exchangers, cookware, storage tanks, building materials, and general metal fabrication.

2. Key Features of 3003 Aluminum Sheet
Good Corrosion Resistance
One of the main advantages of 3003 aluminum sheet is its good resistance to atmospheric corrosion and many common service environments. This makes it suitable for HVAC components, equipment panels, tanks, and various fabricated products.
The actual corrosion performance depends on the operating environment, surface condition, and maintenance requirements.
Excellent Formability
3003 aluminum alloy offers good formability and is suitable for many manufacturing processes, including bending, rolling, stamping, and drawing. It is commonly selected for products requiring formed shapes and relatively complex geometries.
For deep drawing or demanding forming operations, the appropriate temper and material thickness should be selected according to the production process.
Good Weldability
3003 aluminum sheet can be welded using suitable aluminum welding methods and compatible filler materials. It is used in fabricated assemblies, containers, equipment housings, and other products requiring joining operations.
Welding procedures should be determined according to the material specification, joint design, and intended service conditions.
Lightweight and Practical Strength
Aluminum 3003 combines relatively low density with useful mechanical properties for general-purpose applications. Its balance of strength, weight, and formability makes it suitable for sheet metal components, industrial equipment, and manufactured products where weight reduction is important.
Versatile Surface and Processing Options
Plain 3003 aluminum sheet is commonly supplied with a mill finish. Depending on production availability, project requirements, and the intended application, other surface treatments or additional processing may also be discussed.
Customized cutting, slitting, and other processing requirements should be confirmed before ordering.

3. 3003 Aluminum Sheet Specifications
The following table outlines the main specifications customers should confirm when purchasing 3003 aluminum sheet.
Item | Description |
Product Name | 3003 Aluminum Sheet |
Alloy | 3003 Aluminum Alloy |
Temper | O, H14, H16, H18, H22, H24, H26 or other available conditions |
Surface Finish | Plain / Mill Finish |
Product Form | Aluminum Sheet / Plate |
Thickness | Customized according to requirements |
Width | Customized according to requirements |
Length | Customized according to requirements |
Processing | Cutting, slitting or other agreed services |
Standard | ASTM B209 or another agreed specification, where applicable |
Applications | HVAC, heat exchangers, cookware, tanks and fabrication |
Available dimensions, tolerances, temper options, and material documentation should be confirmed with our sales team before ordering.
4. Applications of 3003 Aluminum Sheet
HVAC Systems and Heat Exchangers
Cookware and Kitchen Equipment
Storage Tanks and Containers
Building Materials and Architectural Components
General Industrial Fabrication

5. Common Tempers of 3003 Aluminum Sheet
The temper affects the strength, hardness, and formability of 3003 aluminum sheet.
3003-O aluminum sheet: Annealed condition, generally preferred when high formability is required.
3003-H14 aluminum sheet: Strain-hardened to a half-hard condition, commonly used for general sheet metal fabrication and formed components.
3003-H16 aluminum sheet: A harder strain-hardened condition for applications requiring higher strength than softer tempers.
3003-H18 aluminum sheet: A fully hard condition, typically selected when higher strength and stiffness are required and forming demands are limited.
3003-H22 and H24 aluminum sheet: Strain-hardened and partially annealed conditions used for applications requiring a balance of strength and formability.
The most suitable temper depends on the final application, required mechanical properties, and forming process. Please specify the required temper when requesting a quotation.
Frequently Asked Questions About 3003 Aluminum Sheet
What is 3003 aluminum sheet?
3003 aluminum sheet is an aluminum-manganese alloy sheet known for its good corrosion resistance, formability, and general-purpose fabrication performance. It is used in HVAC components, cookware, tanks, building products, and industrial equipment.
Is 3003 aluminum sheet suitable for bending?
Yes. 3003 aluminum sheet generally offers good bending and forming performance. The achievable bend radius depends on the temper, thickness, tooling, and forming conditions.
What is the difference between 3003-O and 3003-H14 aluminum sheet?
3003-O is annealed and generally offers greater formability. 3003-H14 is strain-hardened to a half-hard condition, providing higher strength while retaining useful formability for many fabrication processes.
Is 3003 aluminum sheet corrosion resistant?
Yes. 3003 aluminum alloy has good resistance to atmospheric corrosion and many common environments. Suitability for specific chemicals or aggressive service conditions should be verified before use.
Can 3003 aluminum sheet be customized?
Customized dimensions and processing may be available depending on production capabilities and order requirements. Please provide the required alloy temper, thickness, width, length, quantity, and surface finish for confirmation.
What information is needed for a quotation?
Please provide the product dimensions, alloy and temper, quantity, surface finish, applicable standard, destination, and any special packaging or documentation requirements.
Packing of 3003 Alloy Aluminum Sheet
3003 alloy aluminum sheets are carefully packed to prevent scratches, moisture, and damage during transportation. Protective film or interleaving paper can be applied between sheets to protect the surface. The sheets are wrapped with waterproof paper and plastic film, then secured on wooden pallets or packed in wooden cases for export. Customized packaging is available according to customer requirements to ensure safe delivery.
