3003 Aluminum Coil For Stamped Components: Excellent Formability, Anti-Corrosion & Lightweight Performance | Gwangyang Aluminum
Introduction: The Material Behind Stamped Components
When manufacturing stamped parts for construction, automotive accessories, kitchenware and general industrial assemblies, material selection directly impacts production yield, finished part lifespan and total cost. 3003 aluminum coil is one of the most widely used alloy materials for stamping applications, valued for its balanced mechanical properties and outstanding processability.
As a non-heat-treatable Al-Mn alloy, 3003 aluminum coil delivers great performance for deep drawing, bending, punching and roll forming. Gwangyang Aluminum supplies high-quality 3003 aluminum coil with stable thickness tolerance and uniform surface quality, tailored to meet the requirements of various stamped components.
Key Benefits of 3003 Aluminum Coil for Stamped Components
1.Excellent Formability
3003 alloy has good ductility. It supports deep drawing, complex bending and stamping without cracking, ideal for intricate stamped part designs.
2.Reliable Anti-Corrosion Performance
Manganese element improves corrosion resistance. The coil performs well in humid and mild corrosive environments, protecting stamped parts from rust and oxidation.
3.Lightweight Performance
Much lighter than steel. It helps reduce the overall weight of finished assemblies while maintaining sufficient structural integrity.
4.Consistent Surface & Dimension
Controlled rolling process ensures uniform surface finish and tight thickness tolerance. Less scrap rate during high-volume stamping production.
5.Good Weldability
Easy to weld after stamping, convenient for further assembly of fabricated components.

Technical Specifications – Gwangyang 3003 Aluminum Coil
| Item | Specification |
|---|---|
| Alloy | 3003 |
| Temper | O, H14, H24, H18 |
| Thickness | 0.2mm-4.0mm |
| Width | 20mm-1800mm |
| Inner Diameter | Φ300mm, Φ405mm, Φ505mm, Φ610mm |
| Surface Finish | Mill finish, bright finish |
| Typical Mechanical Properties | O: Tensile strength 95–130 MPa, Elongation ≥25% H24: Tensile strength 140–180 MPa, Elongation ≥8% H18: Tensile strength ≥185 MPa, Elongation ≥3% |
| Tolerance | ASTM B209 / EN 485 standard |
| Packaging | Waterproof paper + plastic film + wooden pallet |
| Certification | MTC, Mill Test Certificate available |
Typical Applications of 3003 Aluminum Coil Stamped Components
3003 aluminum coil is the preferred raw material for a broad range of stamped parts across multiple industries:
- Automotive stamped accessories: heat shielding covers, interior trim panels, inverter housing parts
- Kitchen equipment: cookware shells, food container bodies
- Building components: gutter parts, decorative metal panels, vent covers
- General industrial parts: equipment casings, metal shims, filter housings
Alloy & Temper Options
Gwangyang Aluminum provides 3003 aluminum coil in different tempers such as O, H14, H24, H18 to match your stamping process:
- O temper: Soft state, best for deep drawing and complex stamping
- H14 / H24: Medium hardness, balance of formability and strength, most popular for general stamped parts
- H18: High hardness, for simple bending and structural stamped pieces
Why Choose Gwangyang Aluminum 3003 Aluminum Coil?
We produce 3003 aluminum coil with strict quality control from raw ingot casting to final slitting. Our coils feature stable mechanical properties, clean surface without oil stains or pinholes, and customizable width & thickness to fit your stamping machine.
We support bulk export orders and provide MTC for every shipment. Our engineering team can offer technical support to help you select the right temper for your stamped component projects.
Conclusion
For manufacturers sourcing reliable raw material for stamped components, 3003 aluminum coil stands out with excellent formability, anti-corrosion property and lightweight advantage. It balances production efficiency and long-term service life for stamped parts.
Contact Gwangyang Aluminum today to get the latest quotation and technical datasheet of 3003 aluminum coil for your stamping projects.
FAQ – 3003 Aluminum Coil For Stamped Components
Q1: Is 3003 aluminum coil suitable for deep stamping?
A: Yes. O temper 3003 aluminum coil is the top choice for deep drawing and complex stamping workpieces.
Q2: Can 3003 stamped parts work outdoors?
A: 3003 has good atmospheric corrosion resistance, suitable for outdoor applications like building stamped components. For heavy salt-spray environments, surface coating is recommended.
Q: What size can you customize for 3003 aluminum coil?
A: We can customize coil thickness, width, inner diameter and slitting according to customers’ stamping line requirements.
Phone: +82 (0)61-762-6699
Website:www.gyal.co.kr
Factory Address: 266 Sepungsandan Road, Gwangyang-Eub, Gwangyang-Si, Jeollanam-Do, Republic of Korea














