Magnesium WE43A-T6 (UNS M18430)
WE43A-T6 is a high-strength, cast magnesium alloy that is particularly well-suited for applications where strength, stiffness, and corrosion resistance are important.
| Chemical Composition | ||
|---|---|---|
| Element | Min | Max |
| Magnesium | Remainder | |
| Rare Earths | 2.4% | 4.4% |
| Yttrium | 3.7% | 4.3% |
| Zirconium | 0.40% | 1.0% |
The following table provides a list of magnesium WE43A-T6 properties in both SI and US customary/Imperial units.
Click on the icon to switch between Metric and Imperial units.
| Physical Properties | Metric |
|---|---|
| Density | 1840 kg/m3 |
| Mechanical Properties | Metric |
| Tensile Strength (Ultimate) | 276 MPa |
| Tensile Strength (Yield) | 207 MPa |
| Young’s Modulus (E) | 44.2 GPa |
| Shear Modulus (G) | 17 GPa |
| Elongation at Break in 50 mm | 2% |
| Poisson’s Ratio (ν) | 0.27 |
| Brinell Hardness 500 kg load, 10 mm ball | 75 - 95 |
| Thermal Properties | Metric |
| Melting Point | 550 - 640 °C |
| Solidus | 550 °C |
| Liquidus | 640 °C |
| Thermal Conductivity | 51.3 W/m·K |
| Specific Heat Capacity (Cp) | 966 J/kg·K |
| Heat of Fusion | 374 J/g |
| Electrical Properties | Metric |
| Electrical Resistivity | 1.48×10-5 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 WE43A-T6
| Advantages | Disadvantages |
|---|---|
| High strength-to-weight ratio | Low melting point |
| Good corrosion resistance | Poor thermal conductivity |
| Machinability | Corrosive to some acids |
| Good weldability |
Applications of Magnesium WE43A-T6
Magnesium WE43A-T6 is a versatile alloy with a wide range of applications, including:
- Aerospace industry: Magnesium WE43A-T6 is used to make aircraft structures, such as wings, fuselages, and landing gear. It is also used to make engine components, such as pistons, cylinders, and crankshafts.
- Automotive industry: Magnesium WE43A-T6 is used to make engine blocks, suspension components, and body panels. It is also used to make wheels and other lightweight components.
- Marine industry: Magnesium WE43A-T6 is used to make boat hulls, propellers, and rigging. It is also used to make marine engines and other components.
- Medical industry: Magnesium WE43A-T6 is used to make implants, prosthetics, and surgical tools. It is also used to make medical devices, such as MRI machines and X-ray machines.
- Electronics industry: Magnesium WE43A-T6 is used to make circuit boards, housings, and connectors. It is also used to make batteries and other electronic components.