Magnesium Elektron RZ5 (UNS M16410)
Elektron RZ5 is a well-proven magnesium casting alloy containing zinc, rare earths, and zirconium. It is a high-strength alloy with good creep resistance and fatigue strength.
| Chemical Composition | ||
|---|---|---|
| Element | Min | Max |
| Magnesium | 92.3% | 95.3% |
| Rare Earths | 0.8% | 1.7% |
| Zinc | 3.5% | 5.0% |
| Zirconium | 0.40% | 1.0% |
The following table provides a list of magnesium Elektron RZ5 properties in both SI and US customary/Imperial units.
Click on the icon to switch between Metric and Imperial units.
| Mechanical Properties | Metric |
|---|---|
| Tensile Strength (Ultimate) | ≥ 200 MPa |
| Tensile Strength (Yield) | ≥ 135 MPa |
| Compressive Strength (Ultimate) | 330 - 365 MPa |
| Compressive Strength (Yield) | 130 - 150 MPa |
| Shear Strength | 138 MPa |
| Young’s Modulus (E) | 44.1 GPa |
| Elongation at Break | ≥ 3% |
| Poisson’s Ratio (ν) | 0.35 |
| Brinell Hardness | 55 - 70 |
| Thermal Properties | Metric |
| Melting Point | 510 - 640 °C |
| Solidus | 510 °C |
| Liquidus | 640 °C |
| Thermal Conductivity | 109 W/m·K |
| Specific Heat Capacity (Cp) | 960 J/kg·K |
| Coefficient of Thermal Expansion (αL) | 27.1 1/°C |
| Electrical Properties | Metric |
| Electrical Resistivity | 6.80×10-6 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 Elektron RZ5
| Advantages | Disadvantages |
|---|---|
| High strength-to-weight ratio | Relatively expensive compared to other alloys |
| Lightweight | Lower melting point compared to other metals |
| Excellent corrosion resistance | Requires specialized equipment for processing |
| Good heat resistance | Susceptible to certain forms of corrosion |
| Good weldability and machinability | Limited availability in certain regions |
| Suitable for complex shapes and designs | Potential for flammability in certain conditions |
Applications of Magnesium Elektron RZ5
Magnesium Elektron RZ5 finds application in various industries where lightweight materials with high strength and corrosion resistance are desired. Some of the common applications of Magnesium Elektron RZ5 include:
- Aerospace: RZ5 is used in the aerospace industry for manufacturing lightweight components such as aircraft engine casings, gearbox housings, brackets, and structural parts.
- Automotive: The automotive industry utilizes RZ5 for various applications, including transmission cases, engine blocks, intake manifolds, steering components, and suspension parts.
- Defense: RZ5 is utilized in defense applications due to its strength, lightness, and resistance to corrosion. It is commonly used in the manufacturing of missile casings, armor plating, and other military equipment where weight reduction is crucial.
- Sports and Recreation: Magnesium Elektron RZ5 is employed in the sports and recreation industry for producing lightweight sporting equipment such as golf club heads, tennis racquets, and bicycle frames.
- Electronics: RZ5 can be utilized in the electronics industry for manufacturing lightweight electronic enclosures and components.