The 5005 H14 Mill Finish Aluminium Coil is a premium-grade aluminum product that combines excellent corrosion resistance with superior mechanical properties. Widely used in architectural applications and general fabrication, it offers both aesthetic appeal and functional durability. Produced under condition H14, which ensures strain-hardened hardness without heat treatment, this coil features a naturally bright mill finish that is adaptable for a broad range of industrial needs.
Features of 5005 H14 Mill Finish Aluminium Coil
- Corrosion Resistance: 5005 alloy boasts excellent corrosion resistance, particularly in atmospheric environments, making it ideal for outdoor use.
- Strength: The H14 temper provides a moderate increase in strength and hardness through strain hardening, suitable for applications demanding slightly enhanced mechanical properties.
- Formability: Excellent bending and forming capability, allowing it to be easily fabricated into diverging shapes without cracking.
- Surface Finish: The coil’s mill finish exhibits a natural metallic brightness, ideal for downstream finishing processes including painting and anodizing.
- Weldability: Good weldability with TIG, MIG, and spot welding, ensuring ease in fabrication.
- Weight: Lightweight compared to other metals, reducing load without compromising strength.
Chemical Composition
| Element | Range (%) |
|---|---|
| Aluminum (Al) | Balance |
| Magnesium (Mg) | 0.8 – 1.2 |
| Iron (Fe) | ≤ 0.7 |
| Silicon (Si) | ≤ 0.4 |
| Copper (Cu) | ≤ 0.1 |
| Manganese (Mn) | 0.2 – 0.7 |
| Zinc (Zn) | ≤ 0.2 |
| Chromium (Cr) | ≤ 0.1 |
| Titanium (Ti) | ≤ 0.1 |
| Other Elements | ≤ 0.05 each; total ≤0.15 |
Technical Specifications
| Property | Value | Test Standard |
|---|---|---|
| Temper | H14 | ISO 6361 / ASTM B209 |
| Thickness | 0.3 mm – 3.0 mm | Customizable |
| Width | 1000 mm – 1600 mm | Depending on customer request |
| Density | 2.67 g/cm³ | |
| Tensile Strength (Ultimate) | ≥ 145 MPa | ASTM E8 / ISO 6892 |
| Yield Strength (0.2% offset) | ≥ 110 MPa | |
| Elongation at Break | ≥ 8% | |
| Hardness (Brinell / HB) | ~45 – 60 | |
| Surface Finish | Mill (bright, natural) |
Physical and Mechanical Properties
| Property | Typical Value |
|---|---|
| Electrical Conductivity | 34 – 37 % IACS |
| Thermal Conductivity | ~130 – 140 W/m.K |
| Modulus of Elasticity (E) | 69 GPa |
| Melting Point | 615 – 645 °C |
Applications
Given its optimized balance of strength, corrosion resistance, and ease of processing, the 5005 H14 Mill Finish Aluminium Coil is commonly used in:
- Architectural Cladding and Facades: Suitable for external wall panels, roofing materials, and decorative trims.
- Signage and Display: Due to its excellent paint adhesion and corrosion resistance.
- Transportation Industry: In truck trailer panels and components needing robust weather resistance.
- Domestic Appliances: Manufacturing jerseys requiring a lightweight yet reliable metal substrate.
- Marine Applications: Parts exposed to humid or salty air environments that require anti-corrosion properties.
- Electrical Enclosures: For protective casings that require sustained mechanical integrity and electrical properties.
Advantages Over Other Alloys
| Aspect | 5005 H14 Aluminium Coil | Difference Compared to 3003 Alloy |
|---|---|---|
| Corrosion resistance | Superior due to higher Mg content | Better performance in outdoor, humid environments |
| Strength | Increased strength (H14 temper) | About 5%-10% higher yield and tensile strength |
| Surface finish | Bright mill finish | More uniform and aesthetically appealing surface |
| Weldability | Good | Similar, but 5005 excels in strength retention post weld |
The 5005 H14 Mill Finish Aluminium Coil is a versatile, robust, and corrosion-resistant aluminium product most suited to architectural, industrial, and fabrication applications that demand both durability and aesthetic appeal. Its ready-to-use mill finish surface can undergo further treatment such as anodizing or painting, broadening its applicability across various industries.
Choosing 5005 H14 ensures an excellent balance of mechanical properties, corrosion resistance, and cost-efficiency, ideal for manufacturers and architects prioritizing performance alongside efficient production cycles.
For inquiries or customized metal specifications, please contact our technical sales team to discuss available options such as width, thickness, and temper modifications tailored to your project needs.
