Magnesium AZ80A (UNS M11800)
AZ80A is a magnesium alloy that is commonly used in the aerospace and automotive industries. It is a lightweight, strong, and corrosion-resistant alloy that is also relatively easy to machine.
| Chemical Composition | ||
|---|---|---|
| Element | Min | Max |
| Magnesium | 89.5% | 91.88% |
| Aluminum | 7.8% | 9.2% |
| Manganese | 0.12% | 0.50% |
| Zinc | 0.20% | 0.80% |
The following table provides a list of magnesium AZ80A properties in both SI and US customary/Imperial units.
Click on the icon to switch between Metric and Imperial units.
| Mechanical Properties | Metric |
|---|---|
| Tensile Strength (Yield) | 179 MPa |
| Young’s Modulus (E) | 45 GPa |
| Elongation at Break | 2% |
| Poisson’s Ratio (ν) | 0.35 |
| Thermal Properties | Metric |
| Melting Point | 470 - 595 °C |
| Solidus | 470 °C |
| Liquidus | 595 °C |
| Thermal Conductivity | 76 W/m·K |
| Specific Heat Capacity (Cp) | 1100 J/kg·K |
| Coefficient of Thermal Expansion (αL) | 26.0 1/°C |
| Electrical Properties | Metric |
| Electrical Resistivity | 1.45×10-5 Ω·cm |
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 Magnesium AZ80A
| Advantages | Disadvantages |
|---|---|
| Lightweight | Lower melting point than some other metals |
| Good strength | Higher cost compared to other alloys |
| Good castability | Limited availability |
| Corrosion resistance |
Applications of Magnesium AZ80A
Magnesium AZ80A alloy has a range of applications across various industries. Here are some common applications where Magnesium AZ80A is utilized:
- Automotive Components: Magnesium AZ80A is widely used in the automotive industry for various components. Its lightweight nature contributes to fuel efficiency and helps reduce overall vehicle weight.
- Aerospace Industry: Magnesium AZ80A finds applications in the aerospace sector due to its lightweight properties. It is used in the construction of aircraft components like aircraft frames, seat frames, brackets, and interior parts, where weight reduction is critical for improving fuel efficiency and performance.
- Sporting Goods: The lightweight and high-strength characteristics of Magnesium AZ80A make it suitable for sporting goods manufacturing. It is used in the production of bicycles, golf clubs, tennis racquets, and other sporting equipment where weight reduction and strength are essential.
- Electronics and Consumer Goods: Magnesium AZ80A is employed in the electronics industry for casings and housings of portable devices like laptops, tablets, and smartphones. Its lightweight nature and good mechanical properties make it an attractive choice for such applications.
- Industrial Equipment: Magnesium AZ80A can be used in the construction of various industrial equipment, such as machinery components, tooling, and fixtures. Its high strength-to-weight ratio and good castability make it suitable for these applications.
- Medical Devices: Magnesium AZ80A has gained attention in the medical field for applications such as lightweight implants, surgical instruments, and equipment. Its biocompatibility and ability to degrade over time in the body make it a promising material for medical devices.