Magnesium Alloy AZ81A-T4 vs Magnesium Alloy HK31A-H24
Property comparison of Magnesium Alloy AZ81A-T4 and Magnesium Alloy HK31A-H24, both magnesium alloy.
| Property | Magnesium Alloy AZ81A-T4 | Magnesium Alloy HK31A-H24 | Difference |
|---|---|---|---|
| Yield strength | 83 MPa | 207 MPa | +149% |
| Tensile strength | 276 MPa | 262 MPa | -5% |
| Elongation | 15 % | 9 % | -40% |
| Elastic modulus | 73,000 MPa | 73,000 MPa | 0% |
| Shear modulus | 26,000 MPa | 26,000 MPa | 0% |
| Poisson ratio | 0.33 | 0.33 | 0% |
| Density | 1,750 kg/m³ | 1,750 kg/m³ | 0% |
| Thermal conductivity | 96 W/m·K | 100 W/m·K | +4% |
| Specific heat | 1,000 J/kg·K | 1,000 J/kg·K | 0% |
| Coefficient of thermal expansion | 0.000026 1/K | 0.000026 1/K | 0% |
| Melting point | 468 °C | 600 °C | +28% |
Difference is Magnesium Alloy HK31A-H24 relative to Magnesium Alloy AZ81A-T4. Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- standard
- ANSI
- heat treatment
- sand casting
- standard
- ANSI
- heat treatment
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