Magnesium AZ63A-F (UNS M11630)
AZ63A-F is a magnesium alloy designed for sand casting applications, known for its excellent strength-to-weight ratio, ductility, and toughness at room temperature. Its lightweight nature and high machinability make it a versatile choice for a range of industries, from automotive and aerospace to electronics and medical devices.
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| Chemical Composition | ||
|---|---|---|
| Element | Min | Max |
| Magnesium | —— | Remainder |
| Aluminum | 5.3% | 6.7% |
| Copper | —— | 0.25% |
| Manganese | 0.15% | —— |
| Nickel | —— | 0.01% |
| Silicon | —— | 0.3% |
| Zinc | 2.5% | 3.5% |
The following table provides a list of magnesium AZ63A-F properties in both SI and US customary/Imperial units.
Click on the button to switch between Metric and Imperial units.
| Physical Properties | Metric |
|---|---|
| Density | 1830 kg/m3 |
| Mechanical Properties | Metric |
| Tensile Strength (Ultimate) | 200 MPa |
| Tensile Strength (Yield) | 97 MPa |
| Bearing Strength (Ultimate) | 415 MPa |
| Bearing Strength (Yield) | 415 MPa |
| Fatigue Strength # of Cycles 1.0e+8 | 65.5 - 82.0 MPa |
| Shear Strength | 125 MPa |
| Young’s Modulus (E) | 45 GPa |
| Shear Modulus (G) | 17 GPa |
| Elongation at Break in 50 mm | 6% |
| Poisson’s Ratio (ν) | 0.35 |
| Brinell Hardness 500 kg load, 10 mm ball | 50 |
| Rockwell Hardness | 59 |
| Vickers Hardness Converted from Brinell | 59 |
| Machinability | 100% |
| Charpy Impact V-notch | 1.40 J |
| Thermal Properties | Metric |
| Melting Point Incipient Melting | ≥ 360 °C |
| Solidus | 455 °C |
| Liquidus | 610 °C |
| Thermal Conductivity | 59.2 W/m·K |
| Specific Heat Capacity (Cp) | 1050 J/kg·K |
| Coefficient of Thermal Expansion (αL) | 26.1 1/°C |
| Heat of Fusion | 373 J/g |
| Electrical Properties | Metric |
| Electrical Resistivity | 1.15×10-5 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 AZ63A-F
| Advantages | Disadvantages |
|---|---|
| Lightweight | Limited high-temperature performance |
| Good strength-to-weight ratio | Corrosion susceptibility |
| Excellent machinability | Lower modulus of elasticity |
| Good impact resistance | Higher cost |
| Recyclability | Flammability |
Applications of Magnesium AZ63A-F
Due to its balanced mechanical and physical properties, magnesium AZ63A-F is widely utilized across multiple industries, including:
- Automotive Industry: Used in components such as engine blocks, transmission cases, intake manifolds, and steering columns.
- Aerospace Industry: Utilized in aircraft components, including structural parts, brackets, and interior panels.
- Consumer Electronics: Used in the manufacturing of devices such as laptops, tablets, and smartphones.
- Sports Equipment: Employed in the production of lightweight and strong items like tennis racquets, golf club heads, and bicycle frames.
- Power Tools: Utilized in the construction of tools such as drills, saws, and sanders.
- Medical Devices: Applied in producing lightweight and biocompatible equipment and implants, including orthopedic devices and surgical instruments.
- Defense and Military: Employed in lightweight armor components, munitions casings, and military vehicle parts.