Magnesium ZH62A-T5 (UNS M16620)
ZH62A-T5 is a magnesium alloy renowned for its low density, superior high-temperature mechanical properties, and excellent corrosion resistance. This combination makes it highly suitable for weight-sensitive applications in aerospace, automotive, and other advanced engineering fields.
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| Chemical Composition | ||
|---|---|---|
| Element | Min | Max |
| Magnesium | —— | Remainder |
| Copper | —— | 0.1% |
| Nickel | —— | 0.01% |
| Thorium | 1.4% | 2.2% |
| Zinc | 5.2% | 6.2% |
| Zirconium | 0.5% | 1.0% |
The following table provides a list of magnesium ZH62A-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 | 1860 kg/m3 |
| Mechanical Properties | Metric |
| Tensile Strength (Ultimate) | 240 MPa |
| Tensile Strength (Yield) | 170 MPa |
| Bearing Strength (Ultimate) | 495 MPa |
| Bearing Strength (Yield) | 340 MPa |
| Shear Strength | 165 MPa |
| Young’s Modulus (E) | 45 GPa |
| Shear Modulus (G) | 17 GPa |
| Elongation at Break in 50 mm | 4% |
| Poisson’s Ratio (ν) | 0.30 |
| Brinell Hardness 500 kg load, 10 mm ball | 70 |
| Knoop Hardness Converted from Brinell | 93 |
| Vickers Hardness Converted from Brinell | 80 |
| Machinability | 100% |
| Charpy Impact V-notch | 1.02 J |
| Thermal Properties | Metric |
| Melting Point | 520 - 630 °C |
| Solidus | 520 °C |
| Liquidus | 630 °C |
| Thermal Conductivity | 110 W/m·K |
| Specific Heat Capacity (Cp) | 960 J/kg·K |
| Heat of Fusion | 373 J/g |
| Electrical Properties | Metric |
| Electrical Resistivity | 6.50×10-6 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 ZH62A-T5
| Advantages | Disadvantages |
|---|---|
| High strength | Low melting point |
| Good machinability | High cost |
| Excellent corrosion resistance | Poor weldability |
| Light weight | Limited availability |
Applications of Magnesium ZH62A-T5
ZH62A-T5’s versatility and performance make it suitable for diverse industries, including the following key applications:
- Automotive: Used in engine blocks, transmission housings, and suspension components.
- Aerospace: Employed in aircraft bodies, landing gear, and engine parts.
- Defense: Utilized in weapons, vehicles, and armor systems.
- Marine: Applied in boats, ships, and offshore structures.
- Industrial: Incorporated into machine tools, construction equipment, and medical devices.