5454 aluminum coil is a non-heat-treatable aluminum-magnesium alloy in the 5xxx series. It is known for its excellent corrosion resistance, good weldability, and moderate strength, making it suitable for marine, transportation, and chemical industries. 5454 alloy is widely used where structural integrity and resistance to harsh environments are required.
Description
Yutwin New Materials specializes in the production of aluminum coils and sheets in a wide range of alloys, grades, and specifications, offering stable quality, flexible customization, and reliable supply to meet the diverse needs of different industries.
Features
- Aluminum–magnesium alloy (Al–Mg)
Belongs to the 5000 series aluminum alloys, with magnesium as the main alloying element, providing excellent corrosion resistance and high mechanical strength.
- High corrosion resistance
Performs exceptionally well in marine, chemical, and industrial environments, ideal for outdoor, coastal, and marine applications.
- High mechanical strength
Stronger than 5005 and 5052, suitable for structural, load-bearing, and marine applications.
- Good formability and workability
Can be rolled, bent, stamped, and deep-drawn, suitable for medium-to-thin gauge processing and complex shapes.
- Good thermal and electrical conductivity
Supports heat dissipation and moderate electrical applications.
- Smooth and uniform surface finish
Ideal for anodizing, painting, coating, embossing, or film lamination for both decorative and functional purposes.
- Excellent weldability
Compatible with TIG, MIG, and spot welding, ensuring reliable fabrication.
- Lightweight material
Low density helps reduce overall weight while maintaining strength and durability.
Specifications
| Item | Specification |
|---|---|
| Alloy / Grade | 5454 |
| Chemical Composition (%) | Mg 4.7–5.5, Cr 0.20–0.50, Fe ≤ 0.40, Si ≤ 0.25, Cu ≤ 0.10, Mn ≤ 0.10, Zn ≤ 0.25, Ti ≤ 0.15, Al Balance |
| Series | 5000 Series (Al-Mg) |
| Temper | O, H12, H14, H16, H22 |
| Thickness (mm) | 0.5 – 250 |
| Width (mm) | 100 – 2650 |
| Length (mm) | 1000 – 12000 (Customizable) |
| Surface Finish | Mill Finish, Anodized, Painted, Polished |
| Standard | ASTM B209, EN AW-5454, GB/T 3880 |
Common Aluminum Surface Treatments
Polishing
Polishing uses mechanical grinding, chemical, or electrochemical methods to improve the smoothness and brightness of aluminum surfaces. Polished aluminum features a high-gloss finish and excellent decorative appearance.
Brushing
Brushing is a surface treatment process that creates fine, directional textures on aluminum using abrasive belts or brushes. The brushed surface provides a refined metallic appearance while helping conceal minor scratches.
Coating
Coating applies a protective coating onto the aluminum surface through powder coating, liquid spraying, or other coating methods. It provides excellent weather resistance, corrosion protection, and a wide range of color options. Coated aluminum offers both decorative appeal and long-term durabilit.
Anodizing
Anodizing is an electrochemical process that forms a dense oxide layer on the aluminum surface, improving corrosion resistance, wear resistance, and surface hardness. The oxide layer can also be colored to achieve various finishes.
Sand Blasting
Sand blasting uses high-speed abrasive particles to impact the aluminum surface, creating a uniform matte texture. This process provides a soft metallic appearance, reduces fingerprint marks, and improves coating adhesion for subsequent finishing processes.
Embossing
Embossing is a process that forms raised or recessed patterns on aluminum surfaces through rolling or stamping. Common patterns include stucco, diamond, and wood grain textures. Embossed aluminum offers excellent decorative effects, scratch resistance, and certain anti-slip properties.
Applications
- Marine and shipbuilding applications
Widely used for hulls, decks, superstructures, and marine fittings due to excellent corrosion resistance in seawater environments.
- Automotive and transportation parts
Suitable for truck panels, bus bodies, trailers, and structural components where high strength and corrosion resistance are required.
- Chemical and industrial equipment
Applied in tanks, containers, pressure vessels, and protective panels for chemical and industrial environments.
- Architectural and building applications
Used for roofing, curtain walls, cladding, and decorative panels in outdoor and coastal environments.
- Heat transfer and thermal applications
Suitable for heat exchangers, cooling fins, and other components requiring good thermal conductivity.
- General fabrication and forming
Ideal for stamping, bending, rolling, and deep-drawing of medium-to-thin gauge sheets for structural or decorative purposes.
