3004 aluminum coil belongs to the 3000 series aluminum alloy, with manganese (Mn) content of approximately 1.2 – 1.5% and aluminum content ≥ 96.8%. This alloy features excellent corrosion resistance, good formability, and higher strength than 3003 Aluminum Coil. It is widely used in roofing, wall panels, transportation, industrial manufacturing, and heat dissipation applications. 3004 Aluminum Coil is easy to process and suitable for rolling, stamping, stretching, and bending, making it an ideal material for high-strength applications.

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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–manganese alloy (Al–Mn)

Belongs to the 3xxx-series aluminum alloys, with manganese as the primary alloying element and a small amount of magnesium for improved strength.

• Higher mechanical strength than 3003

Provides increased strength while maintaining excellent corrosion resistance, suitable for structural and load-bearing applications.

• Excellent corrosion resistance

Performs well in atmospheric, marine, and industrial environments, suitable for outdoor use.

• Good formability and workability

Soft and ductile, easy to roll, bend, stamp, and deep-draw into thin sheets 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.

• Good weldability

Compatible with TIG, MIG, and spot welding, ensuring reliable joints.

• Lightweight material

Low density supports weight reduction in structural, decorative, and functional applications.

Specifications

Parameter	Description
Alloy	3004
Chemical Composition (%)	Al ≥ 96.8, Mn 1.2 – 1.5, Cu ≤ 0.20, Fe ≤ 0.7, Si ≤ 0.6, Zn ≤ 0.10, Ti ≤ 0.15, Others ≤ 0.15
Temper	H14, H18, H24, O (Soft)
Thickness Range	0.2 – 6.0 mm (customizable)
Width	Customizable (20 – 2000 mm)
Coil Weight	Customizable
Inner Diameter (ID)	150 / 300 / 505 mm
Surface Finish	Mill Finish, Bright, Brushed, Coated, Film Laminated (optional)
Standard	ASTM B209 / EN AW-3004 / GB/T 3880

Applications

• Construction & Decoration

Roofing, wall panels, curtain walls, ceilings.

• Transportation

Automotive, shipbuilding, trailer panels.

• Industrial Manufacturing

Stamped parts, sheet metal components, equipment enclosures.

• Heat Dissipation & Conductivity

Radiators, heat exchangers.

• Kitchenware

Cookware, food containers.

Why Choose Us – Professional Manufacturer

☑ End-to-End Production from Aluminum Ingots

Our production facilities include a smelter, hot rolling mill, cold rolling mill, and annealing workshop, ensuring consistent and reliable quality at every stage.

☑ Extensive Aluminum Product Range

We produce aluminum coils, strips, and sheets in various specifications to meet diverse technical and dimensional requirements, flexibly catering to the needs of different industries.

☑ Comprehensive Reprocessing Technology

In addition, we offer comprehensive reprocessing technologies to improve product surface performance. We provide customized solutions for applications such as packaging, construction, transportation, and industrial manufacturing.

☑ Comprehensive Quality Supervision System

A complete quality supervision system is established across the entire production process. A digital platform enables real-time monitoring and full data traceability, from raw material inspection to finished product delivery. Systematic testing is carried out on physical properties, chemical properties, and optical properties, ensuring consistent performance in strength, stability, composition accuracy, and surface quality, and providing reliable quality assurance.

☑ Professional Packaging and Delivery

To ensure products arrive undamaged, we offer customized packaging solutions based on product type and customer needs. Products are securely packaged using protective film, waterproof packaging, and reinforced pallets, meeting international shipping standards.

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