to Wrought aluminum-magnesium-silicon alloys (6xxx)
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| Wrought aluminum-magnesium-silicon alloy 6066 | ||||
| Chemical composition: Si=1.4%, Cu=1.0%, Mn=0.8%, Mg=1.1%, Al balance | ||||
| Property | Value in metric unit | Value in US unit | ||
| Density | 2.72 *10³ | kg/m³ | 170 | lb/ft³ |
|---|---|---|---|---|
| Modulus of elasticity | 69 | GPa | 10000 | ksi |
| Thermal expansion (20 ºC) | 23.2*10-6 | ºCˉ¹ | 12.9*10-6 | in/(in* ºF) |
| Specific heat capacity | 887 | J/(kg*K) | 0.212 | BTU/(lb*ºF) |
| Thermal conductivity | 154 | W/(m*K) | 1070 | BTU*in/(hr*ft²*ºF) |
| Electric resistivity | 4.32*10-8 | Ohm*m | 4.32*10-6 | Ohm*cm |
| Tensile strength (annealed) | 152 | MPa | 22000 | psi |
| Yield strength ( annealed) | 83 | MPa | 12000 | psi |
| Elongation ( annealed) | 18 | % | 18 | % |
| Shear strength ( annealed ) | 97 | MPa | 14000 | psi |
| Hardness ( annealed) | 43 | HB | 43 | HB |
| Tensile strength (T6, T651) | 393 | MPa | 57000 | psi |
| Yield strength (T6, T651) | 359 | MPa | 52000 | psi |
| Elongation (T6, T651) | 12 | % | 12 | % |
| Shear strength (T6, T651) | 234 | MPa | 34000 | psi |
| Fatigue strength (T6, T651) | 110 | MPa | 16000 | psi |
| Hardness (T6, T651) | 120 | HB | 120 | HB |
| Annealing temperature | 413 | ºC | 775 | ºF |
| Solution temperature | 532 | ºC | 990 | ºF |
| Aging temperature | 177 | ºC | 350 | ºF |