Magnesium AZ80A-F (UNS M11800)
AZ80A-F is an extruded magnesium alloy that is lightweight, corrosion-resistant, and has good machinability. It is used in a variety of applications, including aircraft engine parts, hydraulic cylinders, and supercharger components.
| Chemical Composition | ||
|---|---|---|
| Element | Min | Max |
| Magnesium | Remainder | |
| Aluminum | 7.8% | 9.2% |
| Copper | 0.05% | |
| Iron | 0.005% | |
| Manganese | 0.12% | |
| Nickel | 0.005% | |
| Silicon | 0.10% | |
| Zinc | 0.20% | 0.80% |
The following table provides a list of magnesium AZ80A-F properties in both SI and US customary/Imperial units.
Click on the icon to switch between Metric and Imperial units.
| Physical Properties | Metric |
|---|---|
| Density | 1800 kg/m3 |
| Mechanical Properties | Metric |
| Tensile Strength (Ultimate) | 340 MPa |
| Tensile Strength (Yield) | 250 MPa |
| Bearing Strength (Ultimate) | 550 MPa |
| Bearing Strength (Yield) | 350 MPa |
| Shear Strength | 150 MPa |
| Young’s Modulus (E) | 45 GPa |
| Shear Modulus (G) | 17 GPa |
| Elongation at Break in 50 mm | 7% |
| Poisson’s Ratio (ν) | 0.35 |
| Brinell Hardness 500 kg load, 10 mm ball | 67 |
| Knoop Hardness Converted from Brinell | 90 |
| Vickers Hardness Converted from Brinell | 77 |
| Machinability | 100% |
| Thermal Properties | Metric |
| Melting Point Incipient Melting | ≥ 427 °C |
| Solidus | 490 °C |
| Liquidus | 610 °C |
| Thermal Conductivity | 76 W/m·K |
| Specific Heat Capacity (Cp) | 1050 J/kg·K |
| Coefficient of Thermal Expansion (αL) | 26.0 1/°C |
| Heat of Fusion | 370 J/g |
| 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-F
| Advantages | Disadvantages |
|---|---|
| Lightweight | Corrosion susceptibility |
| High strength-to-weight ratio | Flammability |
| Good castability | Limited availability |
| Excellent high-temperature properties | Higher cost |
Applications of Magnesium AZ80A-F
Magnesium AZ80A-F finds applications in various industries due to its specific properties. Here are some common applications of Magnesium AZ80A-F:
- Aerospace: Magnesium AZ80A-F is used in aerospace applications, including aircraft structures, engine components, and landing gear parts. Its lightweight nature helps reduce the overall weight of the aircraft, contributing to improved fuel efficiency and performance.
- Automotive: The automotive industry utilizes Magnesium AZ80A-F in various applications to achieve weight reduction and enhance fuel efficiency. It is employed in engine components, transmission cases, steering wheels, and other parts where lightweight materials with high strength are required.
- Electronics: Magnesium AZ80A-F offers excellent electromagnetic shielding properties, making it suitable for electronic devices. It can be used in the manufacturing of components that require electromagnetic interference (EMI) shielding, such as laptop casings or mobile phone frames.
- Sports equipment: The lightweight and high-strength characteristics of Magnesium AZ80A-F make it suitable for sports equipment. It is used in the production of tennis rackets, golf club heads, bicycle frames, and other sports-related components.
- Medical devices: Magnesium AZ80A-F is utilized in the medical field for applications such as lightweight surgical instruments, implants, and equipment that require high strength, corrosion resistance, and biocompatibility.
- Industrial machinery: Magnesium AZ80A-F can be found in various industrial machinery and equipment, particularly where weight reduction is desired without compromising strength. It is used in applications like industrial tooling, die casting molds, and components for industrial automation systems.
- Consumer goods: Magnesium AZ80A-F is employed in the manufacturing of consumer goods like lightweight furniture, luggage, and portable devices. Its lightweight properties make it convenient for products that need to be easily portable or lifted.