Aluminum Alloy 5754 (UNS A95754)
Aluminum 5754 is a non-heat-treatable Al-Mg alloy engineered for demanding environments, offering exceptional corrosion resistance, high strength, and good formability. Its balanced properties make it ideal for automotive, marine, and structural applications.
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| Chemical Composition | ||
|---|---|---|
| Element | Min | Max |
| Aluminum | 94.2% | 97.4% |
| Chromium | —— | 0.3% |
| Copper | —— | 0.1% |
| Iron | —— | 0.4% |
| Magnesium | 2.6% | 3.6% |
| Manganese | —— | 0.5% |
| Silicon | —— | 0.4% |
| Titanium | —— | 0.15% |
| Zinc | —— | 0.2% |
| Residuals | —— | 0.15% |
The following table provides a list of aluminum 5754 properties in both SI and US customary/Imperial units.
Click on the button to switch between Metric and Imperial units.
| Physical Properties | Metric |
|---|---|
| Density | 2670 kg/m3 |
| Mechanical Properties | Metric |
| Tensile Strength | 200 - 330 MPa |
| Yield Strength | 80 - 280 MPa |
| Young’s Modulus (E) | 69 GPa |
| Shear Modulus (G) | 26 GPa |
| Elongation at Break | 12% |
| Poisson’s Ratio (ν) | 0.33 |
| Brinell Hardness | 40 - 80 HB |
| Thermal Properties | Metric |
| Melting Point | 600 °C |
| Thermal Conductivity | 130 W/m·K |
| Specific Heat Capacity (Cp) | 900 J/kg·K |
| Coefficient of Thermal Expansion (αL) | 2.37×10-5 1/°C |
| Electrical Properties | Metric |
| Electrical Conductivity | 2.32×107 S/m |
| Electrical Resistivity | 4.9×10-8 Ω·m |
The values in this table are approximate and can vary depending on various factors such as the specific manufacturing process and heat treatment applied to the alloy.
Advantages & Disadvantages of Aluminum 5754
| Advantages | Disadvantages |
|---|---|
| Corrosion resistance | Limited heat-treatability |
| High strength | Low machinability |
| Formability | Not suitable for high-temperature applications |
| Weldability | |
| Lightweight |
Applications of Aluminum 5754
Aluminum 5754 is the material of choice for industries requiring lightweight durability and corrosion resistance, including:
- Automotive industry: Used in the production of car body panels, floor panels, fuel tanks, and other structural components due to its high strength and lightweight properties.
- Marine industry: Ideal for the construction of boats, ships, and other marine structures due to excellent corrosion resistance and durability.
- Pressure vessels: Commonly employed in pressure vessels and storage tanks because of its high strength and excellent corrosion resistance.
- Architecture and construction: Widely used for building facades, roofing, and cladding owing to its lightweight and corrosion-resistant properties.
- Electrical industry: Popular choice for electrical components, including heat sinks, due to good thermal conductivity and excellent corrosion resistance.
- Food packaging: Frequently utilized in food packaging, including cans and containers, because of excellent barrier properties and low toxicity.