Magnesium AM100A-T61 Sand Cast (UNS M10100)
AM100A-T61 is a magnesium alloy that is known for its good combination of strength and elongation. It is pressure tight and can be cast as permanent-mold, investment cast, and sand cast.
| Chemical Composition | ||
|---|---|---|
| Element | Min | Max |
| Magnesium | Remainder | |
| Aluminum | 9.3% | 10.7% |
| Copper | 0.10% | |
| Manganese | 0.10% | |
| Nickel | 0.01% | |
| Silicon | 0.30% | |
| Zinc | 0.30% | |
The following table provides a list of magnesium AM100A-T61 properties in both SI and US customary/Imperial units.
Click on the icon to switch between Metric and Imperial units.
| Physical Properties | Metric |
|---|---|
| Density | 1830 kg/m3 |
| Mechanical Properties | Metric |
| Tensile Strength (Ultimate) | 275 MPa |
| Tensile Strength (Yield) | 150 MPa |
| Bearing Strength (Ultimate) | 560 MPa |
| Bearing Strength (Yield) | 470 MPa |
| Fatigue Strength # of Cycles 5.0e+8 | 70 MPa |
| Shear Strength | 145 MPa |
| Young’s Modulus (E) | 45 GPa |
| Shear Modulus (G) | 17 GPa |
| Elongation at Break in 50 mm | 1% |
| Poisson’s Ratio (ν) | 0.35 |
| Brinell Hardness 500 kg load, 10 mm ball | 69 |
| Knoop Hardness Converted from Brinell | 92 |
| Rockwell Hardness | 80 |
| Vickers Hardness Converted from Brinell | 79 |
| Machinability | 100% |
| Charpy Impact V-notch | 0.900 J |
| Thermal Properties | Metric |
| Melting Point Incipient Melting | ≥ 430 °C |
| Solidus | 463 °C |
| Liquidus | 595 °C |
| Thermal Conductivity | 73 W/m·K |
| Specific Heat Capacity (Cp) | 1050 J/kg·K |
| Coefficient of Thermal Expansion (αL) | 25.0 1/°C |
| Heat of Fusion | 372 J/g |
| Electrical Properties | Metric |
| Electrical Resistivity | 1.50×10-5 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 AM100A-T61
| Advantages | Disadvantages |
|---|---|
| Good combination of strength and elongation | Low melting point |
| Excellent weldability | Poor machinability |
| Lightweight | Poor fatigue strength |
| Corrosion resistant | |
| Low cost |
Applications of Magnesium AM100A-T61
Magnesium AM100A-T61 is generally used in commercial and military pressure-tight sand and permanent mold structural castings. It is also used in a variety of other applications, including:
- Aircraft structures: Magnesium AM100A-T61 is used in a variety of aircraft structures, including fuselages, wings, and landing gear.
- Automotive parts: Magnesium AM100A-T61 is used in a variety of automotive parts, including engine blocks, transmission cases, and suspension components.
- Marine components: Magnesium AM100A-T61 is used in a variety of marine components, including hulls, decks, and fittings.
- Sporting goods: Magnesium AM100A-T61 is used in a variety of sporting goods, including bicycles, golf clubs, and skis.
- Medical devices: Magnesium AM100A-T61 is used in a variety of medical devices, including implants, surgical instruments, and diagnostic equipment.