Magnesium HM31A-T5 (UNS M13312)
HM31A-T5 is a magnesium alloy that exhibits improved short and long-time creep properties and good ductility even at elevated temperatures. It is used in a variety of applications, including aerospace, automotive, and industrial.
Chemical Composition | ||
---|---|---|
Element | Min | Max |
Magnesium | Remainder | |
Manganese | 1.2% | |
Thorium | 2.5% | 3.5% |
The following table provides a list of magnesium HM31A-T5 properties in both SI and US customary/Imperial units.
Click on the icon to switch between Metric and Imperial units.
Physical Properties | Metric |
---|---|
Density | 1800 kg/m3 |
Mechanical Properties | Metric |
Tensile Strength (Ultimate) | 300 MPa |
Tensile Strength (Yield) | 270 MPa |
Compressive Strength (Yield) | 170 MPa |
Bearing Strength (Ultimate) | 470 MPa |
Bearing Strength (Yield) | 330 MPa |
Shear Strength | 185 MPa |
Young’s Modulus (E) | 45 GPa |
Shear Modulus (G) | 17 GPa |
Elongation at Break in 50 mm | 10% |
Poisson’s Ratio (ν) | 0.35 |
Thermal Properties | Metric |
Melting Point Incipient Melting | ≥ 482 °C |
Solidus | 605 °C |
Liquidus | 650 °C |
Thermal Conductivity | 104 W/m·K |
Specific Heat Capacity (Cp) | 1000 J/kg·K |
Coefficient of Thermal Expansion (αL) | 26.0 1/°C |
Heat of Fusion | 331 J/g |
Electrical Properties | Metric |
Electrical Resistivity | 5.70×10-6 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 HM31A-T5
Advantages | Disadvantages |
---|---|
Lightweight | Corrosion-prone |
High strength | Low melting point |
Good thermal conductivity | High cost |
Good machinability | Difficult to weld |
Applications of Magnesium HM31A-T5
Magnesium HM31A-T5 is a high-performance magnesium alloy that is used in a variety of applications, including:
- Aircraft and aerospace structures: Magnesium HM31A-T5 is used in a variety of aircraft and aerospace structures, such as landing gear, wing spars, and fuselage panels.
- High-performance machinery: Magnesium HM31A-T5 is used in a variety of high-performance machinery, such as engine blocks, transmission cases, and gear boxes.
- Marine applications: Magnesium HM31A-T5 is used in a variety of marine applications, such as boat hulls, propellers, and rudders.
- Automotive parts: Magnesium HM31A-T5 is used in a variety of automotive parts, such as engine blocks, transmission cases, and suspension components.
- Medical devices: Magnesium HM31A-T5 is used in a variety of medical devices, such as prosthetic limbs, surgical implants, and medical instruments.
- Sporting goods: Magnesium HM31A-T5 is used in a variety of sporting goods, such as bicycles, golf clubs, and fishing rods.