Magnesium AZ63A-T5 (UNS M11630)
Magnesium AZ63A-T5 is a sand cast magnesium alloy offering a balanced combination of strength, ductility, and toughness at room temperature. It is widely utilized in both commercial and military structural applications where moderate mechanical performance and light weight are essential.
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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-T5 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) | 105 MPa |
| Compressive Strength (Yield) | 97 MPa |
| Bearing Strength (Ultimate) | 455 MPa |
| Fatigue Strength # of Cycles 5.0e+8 | 76 MPa |
| Shear Strength | 130 MPa |
| Young’s Modulus (E) | 45 GPa |
| Shear Modulus (G) | 17 GPa |
| Elongation at Break in 50 mm | 4% |
| Poisson’s Ratio (ν) | 0.35 |
| Brinell Hardness 500 kg load, 10 mm ball | 55 |
| Knoop Hardness Converted from Brinell | 70 |
| Rockwell Hardness | 66 |
| Machinability | 100% |
| Charpy Impact V-notch | 3.50 J |
| Thermal Properties | Metric |
| Melting Point Incipient Melting | ≥ 360 °C |
| Solidus | 455 °C |
| Liquidus | 610 °C |
| Thermal Conductivity | 65.1 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 | 1.25×10-5 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-T5
| Advantages | Disadvantages |
|---|---|
| Lightweight: low density | Flammability |
| High strength-to-weight ratio | Corrosion susceptibility |
| Good machinability | Higher cost |
| Excellent vibration and shock absorption | Requires specialized equipment and expertise for processing |
Applications of Magnesium AZ63A-T5
Magnesium AZ63A-T5 is employed across multiple industries where lightweight and mechanical performance are critical, including:
- Automotive Industry: Utilized in automotive components to reduce weight and improve fuel efficiency.
- Aerospace Industry: The lightweight nature makes it suitable for aerospace applications.
- Consumer Electronics: Used in electronic devices for their lightweight and heat dissipation properties.
- Sports Equipment: Used in the manufacturing of sports gear due to lightweight and strength characteristics.
- Power Tools: Employed in the construction of power tools for their light weight and durability.
- Medical Devices: Potential applications in medical devices due to biocompatibility and light weight.