3003 Aluminum Coil
3003 aluminum coil is a manganese-based aluminum alloy known for its excellent corrosion resistance, good formability, and moderate mechanical strength. Haomei Aluminum supplies 3003 aluminum coil with stable quality, flexible dimensions, multiple tempers, surface treatments and custom processing support for global industrial buyers.
Haomei Aluminum supplies high-quality 3003 aluminum coil in O, H12, H14, H16, H18 and H19 tempers. Available in mill finish, color-coated, embossed, mirror, brushed, PVC-coated and insulated surface options, our 3003 aluminum coils are designed for HVAC, construction, transportation, consumer goods and industrial applications.
- Alloy: 3003 aluminum alloy
- Tempers: O, H12, H14, H16, H18 and H19
- Surface finishes: Mill finish, color coated, embossed, mirror, brushed, PVC coated and insulated
- Applications: HVAC systems, roofing, construction, transportation and industrial manufacturing
3003 aluminum coil and sheet products are typically manufactured in compliance with internationally recognized standards, including ASTM B209, EN AW-3003, ISO 6361, and AMS-QQ-A-250/2. These specifications ensure consistent mechanical properties, dimensional accuracy, and material reliability for industrial and engineering applications requiring strict quality control.
What Is 3003 Aluminum Coil?
3003 aluminum coil is one of the most widely used general-purpose aluminum alloy coil products in the market. It belongs to the Al-Mn aluminum alloy family and is known for its balanced strength, corrosion resistance, formability and cost efficiency.
Compared with 1100 aluminum coil, 3003 aluminum coil provides higher tensile strength while maintaining excellent ductility and processing performance. It can be easily roll formed, stamped, bent and fabricated, which makes it suitable for products where both durability and surface quality are important.
Haomei Aluminum 3003 Coil Manufacturing & Supply: Haomei Aluminum produces 3003 aluminum coil in various specifications, tempers and surface finishes to meet different processing requirements. Available options include mill finish coil, color coated aluminum coil, stucco embossed coil, aluminum trim coil, insulation jacketing coil, fin stock coil, perforated coil, brushed finish coil, mirror finish coil and precision slit coil.
Choosing the right aluminum alloy depends on strength requirements, forming process and end application. You can also compare related products including 1100 Aluminum Coil, 5052 Aluminum Coil and our Aluminum Coil Product Center for more alloy options.
3003 Aluminum Coil Specifications
| Parameter | Specification Range |
| Thickness | 0.2 – 8 mm |
| Width | 100 – 2650 mm |
| Temper Options | O, H12, H14, H16, H18, H19, H22, H24, etc. |
| Surface Treatment | Mill finish, brushed, anodized, coated (PVDF/PE), embossed |
| Standard | ASTM B209, EN AW-3003 |
| Protective Coating | Film or kraft paper to prevent scratches and moisture |
3003 Aluminum Coil Real Product Images
Explore real photos of our 3003 aluminum coil, including surface finish, factory inventory, and export packaging. These product images show the actual appearance, processing quality, and shipment preparation of 3003 aluminum coil.
Typical Tempers of 3003 Aluminum Coil
3003 aluminum alloy cannot be strengthened by heat treatment, and its strength is mainly achieved through cold working (strain hardening). Common tempers include O, H12, H14, and H22, with the 3003-H14 condition offering a good balance between strength and formability. This alloy can be formed by various processes such as deep drawing, stretching, spinning, bending, welding, and brazing.
| Temper | Description | Typical Applications |
| 3003-O | Annealed soft temper with excellent ductility and formability. | Deep drawing, storage tanks, cookware, stamped parts and complex formed components. |
| 3003-H12 | Light strain-hardened temper. | Light bending, general fabrication and moderate forming applications. |
| 3003-H14 | Half-hard temper and one of the most commonly used 3003 conditions. | Roofing, gutters, trim coil, automotive panels, tanks and general industrial sheet metal. |
| 3003-H16 | Harder temper with higher strength than H14. | Structural non-load-bearing components, formed panels and demanding fabrication work. |
| 3003-H18 | Full-hard temper with increased strength. | Applications requiring improved stiffness, flatness and surface stability. |
| 3003-H19 | Extra-hard temper for specialized production needs. | Custom roll forming, reinforced sections and selected industrial applications. |
Available Size Range
- Thickness: 0.017 to 2.000 inches
- Width: 0.25 to 60 inches
- Cut-to-length: 12 to 144 inches
Haomei Aluminum can help you select a suitable thickness, width, temper, coil weight and surface finish according to your equipment requirements and final application.
3003 Aluminum Coil Characteristics
Higher Strength Than 1100 Aluminum
3003 aluminum coil contains manganese as the primary alloying element, which improves strength compared with commercially pure 1100 aluminum. It provides approximately 20% higher strength while maintaining good processing performance for industrial applications.
Reliable Corrosion Resistance
With excellent resistance to atmospheric corrosion and moisture exposure, 3003 aluminum coil performs well in indoor and outdoor environments. It is widely selected for products requiring long service life with minimal maintenance.
Excellent Forming and Fabrication Performance
3003 aluminum coil offers outstanding formability for bending, deep drawing, stamping, roll forming and other fabrication processes. O temper provides maximum ductility, while H14 and other H tempers are commonly used for structural and general manufacturing applications.
Good Welding Compatibility
3003 aluminum coil has good weldability and can be joined using common methods such as TIG welding, MIG welding, resistance welding and brazing. Its stable performance makes it suitable for fabricated aluminum components.
Efficient Heat Transfer Performance
The thermal conductivity of 3003 aluminum coil makes it suitable for heat transfer applications, including HVAC systems, evaporator components, refrigeration equipment and heat exchanger parts.
Lightweight, Durable and Recyclable
As a lightweight aluminum alloy, 3003 aluminum coil helps reduce overall product weight while maintaining durability. Its recyclability and long service performance make it a practical choice for sustainable industrial manufacturing.
3003 Aluminum Coil Surface Finishes and Processing Options
Haomei Aluminum supplies 3003 aluminum coils with various surface finishes, coatings and processing options to meet the requirements of construction, HVAC, insulation, appliances, transportation and decorative applications. From standard mill finish coils to customized coated and embossed surfaces, customers can choose the right finish based on appearance, durability and fabrication needs.
Decorative and Architectural Finishes
Decorative 3003 aluminum coils provide an attractive appearance while maintaining good corrosion resistance and formability. They are widely used for interior panels, ceilings, facades and decorative components.
- Anodized 3003 Aluminum Coil
- Mirror Finish 3003 Aluminum Coil
- Brushed 3003 Aluminum Coil
- Embossed and Textured 3003 Aluminum Coil
- Wood Grain 3003 Aluminum Coil
- 3003 Checkered Aluminum Coil
- 3003 Perforated Aluminum Coil
Coated and Painted Aluminum Coil
Coated 3003 aluminum coils offer enhanced surface protection and decorative flexibility. They are commonly selected for roofing, cladding, insulation systems and appliance manufacturing.
- 3003 Color Coated Aluminum Coil
- 3003 Pre-Painted Aluminum Coil
- 3003 PVDF Coated Aluminum Coil
- 3003 PE Coated Aluminum Coil
- 3003 PVC Coated Aluminum Coil
- 3003 Laminated Aluminum Coil
- Custom Painted Aluminum Coil
Industrial and Embossed Coil Options
These surface-treated coils are designed for functional applications requiring improved appearance, heat dissipation or mechanical performance, including insulation and HVAC systems.
- 3003 Stucco Embossed Aluminum Coil
- 3003 Embossed Aluminum Coil
- 3003 Corrugated Aluminum Coil
- 3003 Insulation Aluminum Coil
- 3003 Fin Stock Aluminum Coil
- 3003 Brazing Aluminum Coil
- 3003 Aluminum Trim Coil
Standard and Customized Coil Supply
Haomei Aluminum provides 3003 aluminum coils in different rolling states, widths and coil specifications. Custom processing is available according to project requirements.
- 3003 Mill Finish Aluminum Coil
- 3003 Cold Rolled Aluminum Coil
- 3003 Hot Rolled Aluminum Coil
- Wide Width Aluminum Coil
- Slit Edge Aluminum Coil
- Cut-to-Length Aluminum Sheet
- Customized Coil Weight and Inner Diameter
Common 3003 Aluminum Coil Products
The most popular choices include 3003 color coated aluminum coil, 3003 stucco embossed aluminum coil, 3003 aluminum trim coil, 3003 mirror aluminum coil and 3003 insulation aluminum coil. These products are widely used where both performance and appearance are important.
Related Aluminum Products
Explore more aluminum coil and sheet products from Haomei Aluminum:
- Used in building facades and roofing, providing excellent corrosion resistance and long-lasting finish.
- Exterior panels and decorative trim, enhancing aesthetics and durability.
- Signage and architectural accents, often chosen for its anodized shine.
- Appliances and furniture surfaces, offering a protective and decorative layer.
3003 Color Coated Aluminum Coil
- Roofing and curtain walls, offering vibrant colors and weather resistance.
- Exterior building panels and cladding, enhancing aesthetic appeal.
- Interior decorative panels for furniture, partitions, and ceilings.
- Industrial equipment coverings where corrosion resistance is required.
- Decorative panels and reflective signage, offering high reflectivity.
- Furniture and interior accents where a premium appearance is desired.
- Architectural applications requiring shiny, visually striking surfaces.
3003 Brushed Aluminum Coil
- Elevator panels and interior decoration, offering a modern metallic look.
- Appliances and furniture surfaces, reducing visible fingerprints and scratches.
- Architectural panels and trim, providing durable decorative finish.
- Signage and display panels where texture enhances appearance.
- Elevator panels, decorative panels, and ceiling panels with textured patterns.
- Signage and advertising boards for aesthetic and anti-slip surfaces.
- Roofing sheets and cladding for industrial and decorative purposes.
3003 Corrugated Aluminum Coil
- Roofing and siding benefiting from lightweight strength and rigidity.
- Industrial panels and protective coverings for structures.
- Ventilation ducts and shelters, where structural stability is key.
3003 Coated Aluminum Coil
- Industrial equipment coverings, corrosion-resistant panels, and machinery surfaces.
- Exterior building panels and decorative trims.
- Protective coatings for architectural and structural applications.
3003 Laminated Aluminum Coil
- Packaging materials for food and consumer products.
- Appliance exteriors and decorative sheets.
- Protective and aesthetic panels in industrial and building applications.
3003 Mill Finish Aluminum Coil
- HVAC ducts and industrial fabrication requiring untreated aluminum.
- General metalworking applications with further processing.
- Cost-effective option for structural and decorative purposes.
3003 Painted Aluminum Coil
- Exterior building panels and decorative facades.
- Signage and advertising boards with durable finish.
- Roofing sheets and cladding requiring weather resistance.
3003 Pre-Coated Aluminum Coil
- Roofing, wall panels, and industrial decoration ready for immediate use.
- Ensures consistent color and finish across large projects.
- Reduces on-site coating time and labor.
3003 Pre-Painted Aluminum Coil
- Curtain walls and exterior decoration with ready-to-use pre-painted finish.
- Roofing sheets and cladding with wide color options.
- Convenient and aesthetically consistent for building applications.
3003 PVC Coated Aluminum Coil
- Appliances and decorative panels with scratch and corrosion resistance.
- Exterior building surfaces for enhanced durability.
- Protective coverings for industrial and construction purposes.
3003 Stucco Embossed Aluminum Coil
- Roofing, cladding, and elevator panels with textured stucco finish.
- Decorative surfaces hiding scratches and enhancing aesthetics.
- Industrial and architectural applications requiring anti-slip properties.
3003 Textured Aluminum Coil
- Interior and exterior decorative panels with various textures.
- Furniture surfaces and signage for aesthetic appeal.
- Protective panels combining beauty and durability.
3003 Wood Aluminum Coil
- Doors, window frames, and interior decoration with realistic wood grain finish.
- Exterior decorative panels combining aesthetics and corrosion resistance.
- Furniture and architectural accents replicating natural wood.
3003 Perforated Aluminum Coil
- Acoustic panels, sunshades, and ventilated building facades.
- Decorative panels with functional airflow.
- Industrial screens and partitions requiring lightweight strength.
3003 Brazing Aluminum Coil
- Heat exchangers, radiators, and HVAC components requiring brazing.
- Industrial equipment where strong joints are essential.
- Corrosion-resistant and heat-resistant applications.
- HVAC ducts and insulated panels for thermal protection.
- Cold storage units and industrial insulation applications.
- Combines corrosion resistance with energy efficiency.
3003 Fin Stock Aluminum Coil
- Heat exchanger fins, radiators, and air conditioning components.
- Offers high thermal conductivity and corrosion resistance.
- Lightweight and durable for efficient heat transfer.
- Stair treads, flooring, and truck beds requiring anti-slip surface.
- Platforms and industrial walkways for safety enhancement.
- Decorative and functional applications with corrosion resistance.
3003 Ultra-wide Aluminum Coil
- Roofing and wall panels for large-scale construction projects.
- Reduces seams and installation time for industrial and building applications.
- Ensures uniform finish and structural stability.
3003 Aluminum Trim Coil
- Window trims, door edges, and decorative profiles.
- Flexible, lightweight, and easy to cut or form.
- Durable finish suitable for interior and exterior use.
3003 Hot Rolled Aluminum Coil
- Industrial panels, roofing, and structural sheets requiring strength.
- Cost-effective solution for large-scale fabrication.
- Uniform thickness and high durability for heavy-duty applications.
3003 Cold Rolled Aluminum Coil
- Decorative panels, facades, and automotive components with smooth finish.
- Precise thickness and high dimensional accuracy.
- Corrosion-resistant, suitable for interior and exterior applications.
3003 Aluminum Coil Color Options
Machining, Heat Treatment and Welding of 3003 Aluminum Coil
Understanding fabrication behavior helps customers select the proper temper and avoid unnecessary material loss during production.
Machining
3003 aluminum coil has moderate machinability. Softer tempers may produce burrs or tool adhesion during cutting, drilling or milling. Sharp cutting tools, suitable lubricants and proper cutting parameters are recommended.
- Use sharp tools to reduce burr formation.
- Use appropriate cutting fluid where necessary.
- Secure thin-gauge material properly during cutting.
- Deburr edges for decorative and safety-sensitive products.
Heat Treatment
3003 aluminum is a non-heat-treatable alloy. It cannot obtain significant strength improvements through solution heat treatment or artificial aging. Its strength is mainly controlled by cold working and temper selection.
- Annealing can restore ductility after cold work.
- O temper is preferred for deep drawing and complex forming.
- H14 temper offers a balance between strength and workability.
- Heat treatment parameters should be confirmed according to thickness and process requirements.
Welding
3003 aluminum coil offers good weldability. It can be welded using TIG, MIG, gas welding, resistance welding and brazing methods when correct filler material and process settings are applied.
- TIG welding
- MIG welding
- Gas welding
- Resistance welding
- Brazing
- Common filler options may include 1100, 4043 or 5356 depending on the project.
3003 Aluminum Coil Stock
The following table lists common 3003-H14 aluminum coil and sheet sizes. Availability may vary based on production schedule, surface treatment, coil weight, order quantity and destination. Haomei Aluminum also supports customized sizes.
| Item | Shape / Form | Thickness | Size |
| 3003-H14-016-36-C | Coil | 0.016 in / 0.4064 mm | 36 x Coil |
| 3003-H14-016-36-96 | Sheets | 0.016 in / 0.4064 mm | 36 x 96 |
| 3003-H14-016-36-120 | Sheets | 0.016 in / 0.4064 mm | 36 x 120 |
| 3003-H14-020-36-C | Coil | 0.020 in / 0.508 mm | 36 x Coil |
| 3003-H14-020-36-96 | Sheets | 0.020 in / 0.508 mm | 36 x 96 |
| 3003-H14-020-36-120 | Sheets | 0.020 in / 0.508 mm | 36 x 120 |
| 3003-H14-020-48-C | Coil | 0.020 in / 0.508 mm | 48 x Coil |
| 3003-H14-020-48-96 | Sheets | 0.020 in / 0.508 mm | 48 x 96 |
| 3003-H14-020-48-120 | Sheets | 0.020 in / 0.508 mm | 48 x 120 |
| 3003-H14-025-36-C | Coil | 0.025 in / 0.6350 mm | 36 x Coil |
| 3003-H14-025-36-96 | Sheets | 0.025 in / 0.6350 mm | 36 x 96 |
| 3003-H14-025-36-120 | Sheets | 0.025 in / 0.6350 mm | 36 x 120 |
| 3003-H14-025-48-C | Coil | 0.025 in / 0.6350 mm | 48 x Coil |
| 3003-H14-025-48-96 | Sheets | 0.025 in / 0.6350 mm | 48 x 96 |
| 3003-H14-025-48-120 | Sheets | 0.025 in / 0.6350 mm | 48 x 120 |
| 3003-H14-032-36-C | Coil | 0.032 in / 0.8128 mm | 36 x Coil |
| 3003-H14-032-36-96 | Sheets | 0.032 in / 0.8128 mm | 36 x 96 |
| 3003-H14-032-36-120 | Sheets | 0.032 in / 0.8128 mm | 36 x 120 |
| 3003-H14-032-48-C | Coil | 0.032 in / 0.8128 mm | 48 x Coil |
| 3003-H14-032-48-96 | Sheets | 0.032 in / 0.8128 mm | 48 x 96 |
| 3003-H14-032-48-120 | Sheets | 0.032 in / 0.8128 mm | 48 x 120 |
| 3003-H14-032-48-144 | Sheets | 0.032 in / 0.8128 mm | 48 x 144 |
| 3003-H14-032-60-C | Coil | 0.032 in / 0.8128 mm | 60 x Coil |
| 3003-H14-032-60-120 | Sheets | 0.032 in / 0.8128 mm | 60 x 120 |
| 3003-H14-040-36-C | Coil | 0.040 in / 1.016 mm | 36 x Coil |
| 3003-H14-040-36-96 | Sheets | 0.040 in / 1.016 mm | 36 x 96 |
| 3003-H14-040-36-120 | Sheets | 0.040 in / 1.016 mm | 36 x 120 |
| 3003-H14-040-48-C | Coil | 0.040 in / 1.016 mm | 48 x Coil |
| 3003-H14-040-48-96 | Sheets | 0.040 in / 1.016 mm | 48 x 96 |
| 3003-H14-040-48-120 | Sheets | 0.040 in / 1.016 mm | 48 x 120 |
| 3003-H14-040-48-144 | Sheets | 0.040 in / 1.016 mm | 48 x 144 |
| 3003-H14-040-60-C | Coil | 0.040 in / 1.016 mm | 60 x Coil |
| 3003-H14-040-60-120 | Sheets | 0.040 in / 1.016 mm | 60 x 120 |
| 3003-H14-040-60-144 | Sheets | 0.040 in / 1.016 mm | 60 x 144 |
| 3003-H14-050-36-C | Coil | 0.050 in / 1.27 mm | 36 x Coil |
| 3003-H14-050-36-96 | Sheets | 0.050 in / 1.27 mm | 36 x 96 |
| 3003-H14-050-36-120 | Sheets | 0.050 in / 1.27 mm | 36 x 120 |
| 3003-H14-050-48-C | Coil | 0.050 in / 1.27 mm | 48 x Coil |
| 3003-H14-050-48-96 | Sheets | 0.050 in / 1.27 mm | 48 x 96 |
| 3003-H14-050-48-120 | Sheets | 0.050 in / 1.27 mm | 48 x 120 |
| 3003-H14-050-48-144 | Sheets | 0.050 in / 1.27 mm | 48 x 144 |
| 3003-H14-050-60-C | Coil | 0.050 in / 1.27 mm | 60 x Coil |
| 3003-H14-050-60-120 | Sheets | 0.050 in / 1.27 mm | 60 x 120 |
| 3003-H14-050-60-144 | Sheets | 0.050 in / 1.27 mm | 60 x 144 |
| 3003-H14-063-36-C | Coil | 0.063 in / 1.6002 mm | 36 x Coil |
| 3003-H14-063-36-96 | Sheets | 0.063 in / 1.6002 mm | 36 x 96 |
| 3003-H14-063-36-120 | Sheets | 0.063 in / 1.6002 mm | 36 x 120 |
| 3003-H14-063-36-144 | Sheets | 0.063 in / 1.6002 mm | 36 x 144 |
| 3003-H14-063-48-C | Coil | 0.063 in / 1.6002 mm | 48 x Coil |
| 3003-H14-063-48-96 | Sheets | 0.063 in / 1.6002 mm | 48 x 96 |
| 3003-H14-063-48-120 | Sheets | 0.063 in / 1.6002 mm | 48 x 120 |
| 3003-H14-063-48-144 | Sheets | 0.063 in / 1.6002 mm | 48 x 144 |
| 3003-H14-063-60-C | Coil | 0.063 in / 1.6002 mm | 60 x Coil |
| 3003-H14-063-60-120 | Sheets | 0.063 in / 1.6002 mm | 60 x 120 |
| 3003-H14-063-60-144 | Sheets | 0.063 in / 1.6002 mm | 60 x 144 |
| 3003-H14-080-36-C | Coil | 0.080 in / 2.032 mm | 36 x Coil |
| 3003-H14-080-36-96 | Sheets | 0.080 in / 2.032 mm | 36 x 96 |
| 3003-H14-080-36-120 | Sheets | 0.080 in / 2.032 mm | 36 x 120 |
| 3003-H14-080-48-C | Coil | 0.080 in / 2.032 mm | 48 x Coil |
| 3003-H14-080-48-96 | Sheets | 0.080 in / 2.032 mm | 48 x 96 |
| 3003-H14-080-48-120 | Sheets | 0.080 in / 2.032 mm | 48 x 120 |
| 3003-H14-080-48-144 | Sheets | 0.080 in / 2.032 mm | 48 x 144 |
| 3003-H14-080-60-C | Coil | 0.080 in / 2.032 mm | 60 x Coil |
| 3003-H14-080-60-120 | Sheets | 0.080 in / 2.032 mm | 60 x 120 |
| 3003-H14-080-60-144 | Sheets | 0.080 in / 2.032 mm | 60 x 144 |
| 3003-H14-080-72-C | Coil | 0.080 in / 2.032 mm | 72 x Coil |
| 3003-H14-090-36-C | Coil | 0.090 in / 2.286 mm | 36 x Coil |
| 3003-H14-090-36-96 | Sheets | 0.090 in / 2.286 mm | 36 x 96 |
| 3003-H14-090-48-C | Coil | 0.090 in / 2.286 mm | 48 x Coil |
| 3003-H14-090-48-96 | Sheets | 0.090 in / 2.286 mm | 48 x 96 |
| 3003-H14-090-48-120 | Sheets | 0.090 in / 2.286 mm | 48 x 120 |
| 3003-H14-090-48-144 | Sheets | 0.090 in / 2.286 mm | 48 x 144 |
| 3003-H14-090-60-C | Coil | 0.090 in / 2.286 mm | 60 x Coil |
| 3003-H14-090-60-120 | Sheets | 0.090 in / 2.286 mm | 60 x 120 |
| 3003-H14-090-60-144 | Sheets | 0.090 in / 2.286 mm | 60 x 144 |
| 3003-H14-090-72-C | Coil | 0.090 in / 2.286 mm | 72 x Coil |
| 3003-H14-100-36-C | Coil | 0.100 in / 2.54 mm | 36 x Coil |
| 3003-H14-100-36-96 | Sheets | 0.100 in / 2.54 mm | 36 x 96 |
| 3003-H14-100-48-C | Coil | 0.100 in / 2.54 mm | 48 x Coil |
| 3003-H14-100-48-96 | Sheets | 0.100 in / 2.54 mm | 48 x 96 |
| 3003-H14-100-48-120 | Sheets | 0.100 in / 2.54 mm | 48 x 120 |
| 3003-H14-100-48-144 | Sheets | 0.100 in / 2.54 mm | 48 x 144 |
| 3003-H14-100-60-C | Coil | 0.100 in / 2.54 mm | 60 x Coil |
| 3003-H14-100-72-C | Coil | 0.100 in / 2.54 mm | 72 x Coil |
| 3003-H14-125-36-C | Coil | 0.125 in / 3.1750 mm | 36 x Coil |
| 3003-H14-125-36-96 | Sheets | 0.125 in / 3.1750 mm | 36 x 96 |
| 3003-H14-125-36-120 | Sheets | 0.125 in / 3.1750 mm | 36 x 120 |
| 3003-H14-125-36-144 | Sheets | 0.125 in / 3.1750 mm | 56 x 144 |
| 3003-H14-125-48-C | Coil | 0.125 in / 3.1750 mm | 48 x Coil |
| 3003-H14-125-48-96 | Sheets | 0.125 in / 3.1750 mm | 48 x 96 |
| 3003-H14-125-48-120 | Sheets | 0.125 in / 3.1750 mm | 48 x 120 |
| 3003-H14-125-48-144 | Sheets | 0.125 in / 3.1750 mm | 48 x 144 |
| 3003-H14-125-60-C | Coil | 0.125 in / 3.1750 mm | 60 x Coil |
| 3003-H14-125-60-96 | Sheets | 0.125 in / 3.1750 mm | 60 x 96 |
| 3003-H14-125-60-120 | Sheets | 0.125 in / 3.1750 mm | 60 x 120 |
| 3003-H14-125-60-144 | Sheets | 0.125 in / 3.1750 mm | 60 x 144 |
| 3003-H14-125-72-C | Coil | 0.125 in / 3.1750 mm | 72 x Coil |
| 3003-H14-125-72-144 | Sheets | 0.125 in / 3.1750 mm | 72 x 144 |
| 3003-H14-160-36-C | Coil | 0.160 in / 4.064 mm | 36 x Coil |
| 3003-H14-160-48-C | Coil | 0.160 in / 4.064 mm | 48 x Coil |
| 3003-H14-160-60-C | Coil | 0.160 in / 4.064 mm | 60 x Coil |
| 3003-H14-160-72-C | Coil | 0.160 in / 4.064 mm | 72 x Coil |
| 3003-H14-190-36-96 | Sheets | 0.190 in / 4.826 mm | 36 x 96 |
| 3003-H14-190-48-C | Coil | 0.190 in / 4.826 mm | 48 x Coil |
| 3003-H14-190-48-96 | Sheets | 0.190 in / 4.826 mm | 48 x 96 |
| 3003-H14-190-48-120 | Sheets | 0.190 in / 4.826 mm | 48 x 120 |
| 3003-H14-190-48-144 | Sheets | 0.190 in / 4.826 mm | 48 x 144 |
| 3003-H14-190-60-C | Coil | 0.190 in / 4.826 mm | 60 x Coil |
| 3003-H14-190-60-144 | Sheets | 0.190 in / 4.826 mm | 60 x 144 |
| 3003-H14-190-72-C | Coil | 0.190 in / 4.826 mm | 72 x Coil |
| 3003-H14-190-72-144 | Sheets | 0.190 in / 4.826 mm | 72 x 144 |
| 3003-H14-249-48-C | Coil | 0.249 in / 6.3246 mm | 48 x Coil |
| 3003-H14-249-48-96 | Sheets | 0.249 in / 6.3246 mm | 48 x 96 |
| 3003-H14-249-48-120 | Sheets | 0.249 in / 6.3246 mm | 48 x 120 |
Note: The above list represents common stock and reference sizes. Coil weight, inner diameter, slit width, surface finish, protective film, tolerance, packaging and delivery requirements can be customized. Please contact Haomei Aluminum to confirm current availability before placing an order.
3003 Aluminum Coil Manufacturing Process & Quality Control
To ensure stable performance and compliance with international standards, 3003 aluminum coil undergoes strict quality control throughout the entire production process, from raw material selection to final inspection.
- Continuous casting and rolling process
- Online thickness inspection system
- Flatness and surface inspection
- Mechanical property testing before shipment
Dimensional Tolerance Control
Advanced rolling and online monitoring systems ensure tight tolerances for thickness, width, and flatness.
- Thickness tolerance: ±0.02 mm to ±0.10 mm (depending on specification)
- Width tolerance: ±1.0 mm
- Surface quality: free from oil stains, scratches, and oxidation defects
Surface Inspection
Each coil is visually inspected under controlled lighting conditions to detect surface defects such as scratches, roll marks, pits, or color inconsistency.
- 100% surface inspection before packaging
- Defect classification according to internal QC standards
International Standards Compliance
All 3003 aluminum coil products are manufactured in compliance with international standards to ensure global applicability and consistency.
- ASTM B209
- EN AW-3003
- AMS-QQ-A-250/2
Final Inspection Before Shipment
Before delivery, each coil undergoes final inspection including packaging integrity, labeling verification, and weight confirmation to ensure export-grade quality.
Haomei 3003 Aluminum Coil Manufacturer & Supplier
Factory-direct supply with strict quality control. Custom thickness, width, temper (H14 / H24 / O) and coil specifications available to meet your project requirements.
Fast production, global export experience, and competitive pricing for bulk orders.
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Equivalents of AA 3003
UNS A93003, ISO AlMn1Cu, Aluminium 3003, AA3003, Al3003
3003 Aluminum Coil Chemical Composition
| Composition | Si | Fe | Cu | Mn | Mg | Cr | Zn | Ti | Others-Each | Others Total | Al Min |
| 3003 | 0.6 | 0.7 | 0.05-0.20 | 1.0-1.5 | – | – | – | – | 0.05 | 0.15 | Remainder |
3003 Aluminum Coil Mechanical Property Limits
| Temper | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Key Applications |
| O (Annealed) | 95–140 | 35–70 | 15–25+ | Forming, deep drawing |
| H14 | 145–195 | 125–170 | 2–4 | Roofing, HVAC systems |
| H18 | ≥190 | ≥170 | 1–2 | High-strength structural parts |
| Temper | Specified Thickness(in) | Tensile Strength - KSI | Elongationin 2 inches % | |||
| Ultimate | Yield | |||||
| Min | Max | Min | Max | |||
| H12 | 0.017 - 0.019 | 17 | 23 | 12 | - | 3 |
| H12 | 0.020 - 0.031 | 17 | 23 | 12 | - | 4 |
| H12 | 0.032 - 0.050 | 17 | 23 | 12 | - | 5 |
| H12 | 0.051 - 0.113 | 17 | 23 | 12 | - | 6 |
| H12 | 0.114 - 0.161 | 17 | 23 | 12 | - | 7 |
| H12 | 0.162 - 0.249 | 17 | 23 | 12 | - | 8 |
| H14 | 0.009 - 0.012 | 20 | 26 | 17 | - | 1 |
| H14 | 0.013 - 0.019 | 20 | 26 | 17 | - | 2 |
| H14 | 0.020 - 0.031 | 20 | 26 | 17 | - | 3 |
| H14 | 0.032 - 0.050 | 20 | 26 | 17 | - | 4 |
| H14 | 0.051 - 0.113 | 20 | 26 | 17 | - | 5 |
| H14 | 0.114 - 0.161 | 20 | 26 | 17 | - | 6 |
| H14 | 0.162 - 0.249 | 20 | 26 | 17 | - | 7 |
| H16 | 0.006 - 0.019 | 24 | 30 | 21 | - | 1 |
| H16 | 0.020 - 0.031 | 24 | 30 | 21 | - | 2 |
| H16 | 0.032 - 0.050 | 24 | 30 | 21 | - | 3 |
| H16 | 0.051 - 0.162 | 24 | 30 | 21 | - | 4 |
| H18 | 0.006 - 0.019 | 27 | - | 24 | - | 1 |
| H18 | 0.020 - 0.031 | 27 | - | 24 | - | 2 |
| H18 | 0.032 - 0.050 | 27 | - | 24 | - | 3 |
| H18 | 0.051 - 0.128 | 27 | - | 24 | - | 4 |
| H19 | 0.006 - 0.063 | 29 | - | - | - | 1 |
| O | 0.006 - 0.007 | 14 | 19 | 5 | - | 14 |
| O | 0.008 - 0.012 | 14 | 19 | 5 | - | 18 |
| O | 0.013 - 0.031 | 14 | 19 | 5 | - | 20 |
| O | 0.032 - 0.050 | 14 | 19 | 5 | - | 23 |
| O | 0.051 - 0.249 | 14 | 19 | 5 | - | 25 |
Physical properties for Aluminim 3003
| Property | 3003 Data |
| Density, lb/in3 | 0.099 |
| Modulus of Elasticity, psi | 10.0 x 106 |
| Coefficient of Thermal Expansion, 68-212˚F, /˚F | 12.9 x 10-6 |
| Thermal Conductivity, Btu/ft hr ˚F | 112 |
| Specific Heat, Btu/lb ˚F | 0.213 |
| Electrical Resistivity, Microohm-in | 1.374 |
3003 Aluminum Coil Applications
HVAC & Refrigeration
- Heat exchanger fins
- Condenser components
- Evaporator coils
- Air conditioner components
- Refrigeration equipment panels
- Insulated duct cladding
Transportation & Construction
- Automotive fuel tanks
- Bus siding and vehicle body panels
- Trailer and RV panels
- Roofing sheets
- Gutters and downspouts
- Wall cladding and ceiling panels
Consumer Goods
- Cookware and kitchen equipment
- Storage tanks and containers
- Decorative trim
- Home appliance panels
- Lighting reflectors
- Furniture and display components
Insulation & Equipment Protection
- Pipe insulation jacketing
- Tank insulation cladding
- Industrial equipment covers
- Boiler and vessel outer cladding
- Mechanical room insulation protection
- Stucco embossed insulation coil
Industrial Fabrication
- Electrical enclosures
- Control boxes
- Stamped components
- Roll-formed profiles
- Metal cabinets and shelves
- Machine covers and protective panels
Signage & Decorative Products
- Traffic signs
- Advertising boards
- Nameplates and labels
- Decorative panels
- Mirror finish applications
- Brushed aluminum surfaces
For insulated pipes, tanks and equipment, see our Aluminum Insulation Coil. For heat transfer applications, visit our Aluminum Fin Stock.
3003 H19 Honeycomb Aluminum Coil
The 3003 alloy in the H19 temper is used in honeycomb structures due to its excellent strength-to-weight ratio and good corrosion resistance. Honeycomb panels made from 3003 are typically used in aerospace, automotive, and construction applications.
3003 Aluminum Coil for Lighting Fixtures
3003 aluminum is used in lighting fixtures because of its excellent formability and reflectivity. It can be easily stamped or rolled into various shapes needed for lighting components.
3003 Aluminum Coil for Automotive Interiors
The 3003 alloy is used in decorative panels and dashboards for automotive interiors. Its combination of strength and formability makes it suitable for these applications.
3003 Aluminum Coil for Transformer Housings
The corrosion resistance and thermal conductivity of 3003 aluminum make it an ideal choice for transformer housings, aiding in heat dissipation and protecting internal components.
3003 Aluminum Coil for Power Battery Housings
Similar to transformer housings, 3003 aluminum is used for battery casings due to its durability and heat resistance, providing protection during operation.
3003-H14 Insulation Aluminum Coil
3003 aluminum coils are used in insulation applications due to their ease of forming and heat resistance. They are commonly used in HVAC systems and other thermal insulation applications.
3003 Aluminum Coil Packaging & Export Packing
Haomei Aluminum uses export-standard packing methods to protect 3003 aluminum coils and sheets from moisture, oxidation, deformation and transportation damage. Packing solutions can be adjusted according to coil weight, destination port, container loading requirements and customer handling methods.
- Moisture-proof paper or moisture-proof film wrapping.
- PVC protective film for products requiring surface protection.
- Strong paperboard, steel sheet or protective outer wrapping.
- Metal corner protectors and edge protection.
- Wooden pallet, wooden frame or fumigated wooden case.
- Steel straps for coil reinforcement.
- Coil eye protection and inner core protection.
- Clear labels showing alloy, temper, dimensions, coil number and net weight.
3003 Aluminum Coil Advantages and Disadvantages
Advantages of 3003 Aluminum Coil
- Approximately 20% stronger than 1100 aluminum.
- Excellent corrosion resistance in general atmospheric environments.
- Good bending, stamping, drawing and roll-forming capability.
- Good weldability with common aluminum welding methods.
- Suitable for color coating, embossing, brushing, laminating and PVC film protection.
- Economical alloy for large-volume industrial production.
- Lightweight material with high recycling value.
- Available in multiple tempers, widths and thicknesses.
Disadvantages / Limitations
- 3003 is not recommended for high-load structural applications.
- It has lower strength than 5052, 5083, 6061 and other structural aluminum alloys.
- It cannot be significantly strengthened by solution heat treatment and aging.
- Soft tempers may be less suitable where high stiffness is required.
- Long-term exposure to strong acids or strong alkalis may require additional protection.
- For marine structures or high-strength welded products, 5052 or 5083 may be more appropriate.
Material Selection Note: If your product requires higher strength, improved marine corrosion resistance or load-bearing performance, Haomei Aluminum can recommend alternatives such as 5052 Aluminum Coil or 5083 Aluminum Sheet.
Why Choose Haomei Aluminum for 3003 Aluminum Coil?
Haomei Aluminum provides more than coil supply. We support alloy selection, processing requirements, surface finish, quality documentation, packaging and export service.
Manufacturer Direct Supply
We provide 3003 aluminum coil directly from production and processing facilities, helping customers manage quality, cost and delivery more efficiently.
Customized Specifications
Thickness, width, temper, coil weight, inner diameter, surface finish, coating color, protective film and cut-to-length dimensions can be customized.
Quality Control
Material can be supplied with chemical composition reports, mechanical property reports, dimensional inspection, surface inspection and Mill Test Certificate documentation.
Surface Processing Capability
We offer mill finish, color coating, embossing, stucco embossing, brushing, mirror polishing, laminating, PVC coating, slitting and cut-to-length processing.
Application-Based Support
Our sales and technical teams can recommend suitable 3003 tempers and surface options based on your drawing, fabrication process, corrosion environment and end-use requirements.
Export Experience
We provide reliable packaging and support for commercial invoices, packing lists, certificates of origin and other export documentation required by international buyers.
FAQ – 3003 Aluminum Coil
What is the difference between 3003 aluminum coil and 1100 aluminum coil?
1100 aluminum is commercially pure aluminum with excellent corrosion resistance and conductivity but relatively low strength. 3003 aluminum contains manganese, which provides approximately 20% higher strength than 1100 aluminum while maintaining good corrosion resistance and formability. 3003 aluminum coil is commonly used for roofing, gutters, tanks, HVAC components and industrial fabrication.
What does 3003-H14 mean?
3003-H14 means the aluminum alloy has been strain hardened to a half-hard condition. It is one of the most popular 3003 tempers because it offers a good balance of strength, flatness and formability for general fabrication applications.
Can 3003 aluminum coil be anodized?
Yes. 3003 aluminum coil can be anodized. However, the final anodized appearance may vary depending on alloy composition, rolling condition, surface quality and anodizing parameters. For decorative applications, sample confirmation before mass production is recommended.
Can 3003 aluminum coil be welded?
Yes. 3003 aluminum coil has good weldability and can be welded using TIG, MIG, gas welding, resistance welding and brazing methods. The appropriate filler wire and welding process should be selected according to material thickness, product structure and required weld performance.
Is 3003 aluminum coil suitable for food-contact products?
Yes. 3003 aluminum is widely used in cookware, storage containers and food-related equipment. However, compliance with food-contact requirements depends on the final product design, coating system, surface treatment and regulations of the target market.
Is 3003 aluminum coil suitable for insulation cladding?
Yes. 3003 stucco embossed aluminum coil is widely used for pipe insulation jacketing, tank insulation cladding and industrial equipment protection. It provides excellent corrosion resistance, easy forming performance and a durable embossed surface.
How do I choose between 3003 aluminum coil and 5052 aluminum coil?
Choose 3003 aluminum coil when good formability, general corrosion resistance and cost efficiency are required. Choose 5052 aluminum coil when higher strength, better marine corrosion resistance or improved fatigue performance is needed. Haomei Aluminum can recommend the suitable alloy based on your application requirements.
What tempers are available for 3003 aluminum coil?
Haomei Aluminum supplies 3003 aluminum coil in O, H12, H14, H16, H18 and H19 tempers. O temper is fully annealed and soft, while H-series tempers are strain hardened to different strength levels.
Can 3003 aluminum coil be heat treated?
No. 3003 aluminum is a non-heat-treatable alloy. It does not gain strength through solution heat treatment and quenching. Its mechanical strength is increased through cold working, while annealing can restore formability after processing.
What are common applications of 3003 aluminum coil?
Common applications include HVAC heat exchanger fins, condenser and evaporator components, roofing, gutters, downspouts, bus siding, automotive fuel tanks, cookware, storage tanks, decorative trim, chemical equipment, insulation jacketing and metal enclosures.
Can Haomei Aluminum provide customized 3003 aluminum coil sizes?
Yes. Haomei Aluminum provides customized 3003 aluminum coil solutions including thickness, width, temper, coil weight, inner diameter, slit strip width, protective film, coating, embossing and cut-to-length sheets. Please provide your required specifications and application details for a suitable solution.
Explore Different Aluminum Coil Grades
Further reading
- 3003 Aluminum Plate and Sheet
- 3003 h14 aluminum sheet
- 3003 h22 aluminum sheet
- 3003 o aluminum sheet
- 3003 Aluminum Disc Circle
- 3003 Aluminum Foil
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