Aluminum Alloy 3004 (UNS A93004)
Aluminum 3004 is a versatile alloy that belongs to the 3000 series of aluminum alloys, which are known for their excellent formability and corrosion resistance. It is commonly used in the manufacturing of beverage cans, as well as in the construction of roofing and siding materials.
| Chemical Composition | ||
|---|---|---|
| Element | Min | Max |
| Aluminum | 95.6% | 98.2% |
| Copper | —— | 0.25% |
| Iron | —— | 0.7% |
| Magnesium | 0.8% | 1.3% |
| Manganese | 1.0% | 1.5% |
| Silicon | —— | 0.3% |
| Zinc | —— | 0.25% |
| Residuals | —— | 0.15% |
The following table provides a list of aluminum 3004 properties in both SI and US customary/Imperial units.
Click on the icon to switch between Metric and Imperial units.
| Physical Properties | Metric |
|---|---|
| Density | 2720 kg/m3 |
| Mechanical Properties | Metric |
| Tensile Strength | 210 MPa |
| Yield Strength | 170 MPa |
| Young’s Modulus (E) | 70 - 80 GPa |
| Shear Modulus (G) | 25 GPa |
| Elongation at Break | 10 - 12% |
| Poisson’s Ratio (ν) | 0.33 |
| Brinell Hardness | 55 HB |
| Thermal Properties | Metric |
| Melting Point | 630 - 655 °C |
| Thermal Conductivity | 160 W/m·K |
| Specific Heat Capacity (Cp) | 890 J/kg·K |
| Coefficient of Thermal Expansion (αL) | 2.35×10-5 1/°C |
| Electrical Properties | Metric |
| Electrical Conductivity | 2.4×107 S/m |
| Electrical Resistivity | 4.2×10-8 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 3004
| Advantages | Disadvantages |
|---|---|
| Good corrosion resistance | Lower strength |
| Formability | Prone to cracking |
| Lightweight | High cost |
Applications of Aluminum 3004
Aluminum 3004 has a variety of applications due to its combination of properties such as good formability, corrosion resistance, and lightweight. Some common applications of Aluminum 3004 include:
- Beverage cans: Aluminum 3004 is widely used in the manufacture of beverage cans due to its corrosion resistance and formability.
- Heat exchangers: The corrosion resistance and thermal conductivity of Aluminum 3004 make it suitable for use in heat exchangers, such as those used in HVAC systems and automotive radiators.
- Roofing and siding: Aluminum 3004 is sometimes used in roofing and siding applications due to its corrosion resistance and ability to be easily formed into various shapes.
- Chemical equipment: The corrosion resistance of Aluminum 3004 makes it suitable for use in chemical processing equipment.
- Cooking utensils: Aluminum 3004 is sometimes used in the manufacture of cooking utensils due to its ability to conduct heat and its resistance to corrosion.
- Packaging: Aluminum 3004 is used in the manufacture of packaging materials such as foil and cans due to its lightweight and formability.
- Signage: The formability and corrosion resistance of Aluminum 3004 make it suitable for use in outdoor signage.
- Electrical equipment: The relatively high electrical conductivity and formability of Aluminum 3004 make it suitable for use in electrical equipment such as capacitors and transformer windings.