Magnesium HM21A-F (UNS M13210)
HM21A-F is a magnesium alloy that is used in a variety of applications, including aerospace, automotive, and industrial. It is known for its high strength, toughness, and corrosion resistance.
Chemical Composition | ||
---|---|---|
Element | Min | Max |
Magnesium | Remainder | |
Manganese | 0.45% | 1.1% |
Thorium | 1.5% | 2.5% |
The following table provides a list of magnesium HM21A-F properties in both SI and US customary/Imperial units.
Click on the icon to switch between Metric and Imperial units.
Physical Properties | Metric |
---|---|
Density | 1780 kg/m3 |
Mechanical Properties | Metric |
Tensile Strength (Ultimate) | 230 MPa |
Tensile Strength (Yield) | 140 MPa |
Compressive Strength (Yield) | 115 MPa |
Young’s Modulus (E) | 45 GPa |
Shear Modulus (G) | 17 GPa |
Elongation at Break in 50 mm | 15% |
Poisson’s Ratio (ν) | 0.35 |
Thermal Properties | Metric |
Melting Point | 605 - 650 °C |
Solidus | 605 °C |
Liquidus | 650 °C |
Specific Heat Capacity (Cp) | 1000 J/kg·K |
Coefficient of Thermal Expansion (αL) | 26.8 1/°C |
Heat of Fusion | 343 J/g |
Electrical Properties | Metric |
Electrical Resistivity | 5.00×10-6 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 HM21A-F
Advantages | Disadvantages |
---|---|
High strength | Flammable |
Corrosion resistance | Expensive |
Lightweight | Difficult to machine |
Applications of Magnesium HM21A-F
Magnesium HM21A-F is a versatile and reliable alloy that is used in a variety of applications, including:
- Aerospace industry: Magnesium HM21A-F is used to make aircraft parts, such as engine blocks, pistons, and wheels.
- Automotive industry: Magnesium HM21A-F is used to make engine blocks, pistons, wheels, and brake rotors.
- Industrial sector: Magnesium HM21A-F is used to make machinery, tools, dies, and molds.
- Medical industry: Magnesium HM21A-F is used to make implants, prosthetics, and surgical instruments.