Aluminum Alloy 6066-O vs Aluminum Alloy 6066-T6
Property comparison of Aluminum Alloy 6066-O and Aluminum Alloy 6066-T6, both aluminum alloy.
| Property | Aluminum Alloy 6066-O | Aluminum Alloy 6066-T6 | Difference |
|---|---|---|---|
| Yield strength | 83 MPa | 359 MPa | +333% |
| Tensile strength | 152 MPa | 393 MPa | +159% |
| Elongation | 18 % | 12 % | -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 | 43 HB | 120 HB | +179% |
| Thermal conductivity | 167 W/m·K | 167 W/m·K | 0% |
| Specific heat | 896 J/kg·K | 896 J/kg·K | 0% |
| Coefficient of thermal expansion | 0.000023 1/K | 0.000023 1/K | 0% |
| Melting point | 582 °C | 582 °C | 0% |
Difference is Aluminum Alloy 6066-T6 relative to Aluminum Alloy 6066-O. 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
- Wrought
- standard
- ANSI
- heat treatment
- Wrought
About 6xxx aluminum alloys
6xxx aluminum alloys carry magnesium and silicon and are heat-treatable. They are the workhorse extrusion family, balancing strength, weldability, and formability. 6061-T6 is the default structural choice; 6063 is used for architectural shapes.
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