Aluminum Alloy 208.0 vs Aluminum Alloy 242.0
Property comparison of Aluminum Alloy 208.0 and Aluminum Alloy 242.0, both aluminum alloy.
| Property | Aluminum Alloy 208.0 | Aluminum Alloy 242.0 | Difference |
|---|---|---|---|
| Yield strength | 83 MPa | 90 MPa | +8% |
| Tensile strength | 131 MPa | 165 MPa | +26% |
| Elongation | 1.5 % | 1 % | -33% |
| 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 | 2,700 kg/m³ | 2,700 kg/m³ | 0% |
| Brinell hardness | 40 HB | 60 HB | +50% |
| Thermal conductivity | 155 W/m·K | 155 W/m·K | 0% |
| Specific heat | 900 J/kg·K | 900 J/kg·K | 0% |
| Coefficient of thermal expansion | 0.000021 1/K | 0.000021 1/K | 0% |
| Melting point | 521 °C | 527 °C | +1% |
Difference is Aluminum Alloy 242.0 relative to Aluminum Alloy 208.0. 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
- Cast (F)
- standard
- ANSI
- heat treatment
- Cast (T77)
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