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to Wrought aluminum-magnesium-silicon alloys (6xxx)
to Properties of aluminum alloys
(submitted by the website administration)
| Wrought aluminum-magnesium-silicon alloy 6061 | ||||
| Chemical composition: Si=0.6%, Cu=0.28%, Mg=1.0%, Cr = 0.20%, Al balance | ||||
| Property | Value in metric unit | Value in US unit | ||
| Density | 2.70 *10³ | kg/m³ | 169 | lb/ft³ |
|---|---|---|---|---|
| Modulus of elasticity | 69 | GPa | 10000 | ksi |
| Thermal expansion (20 ºC) | 23.6*10-6 | ºCˉ¹ | 13.1*10-6 | in/(in* ºF) |
| Specific heat capacity | 896 | J/(kg*K) | 0.214 | BTU/(lb*ºF) |
| Thermal conductivity | 180 | W/(m*K) | 1250 | BTU*in/(hr*ft²*ºF) |
| Electric resistivity | 3.66*10-8 | Ohm*m | 3.66*10-6 | Ohm*cm |
| Tensile strength (annealed) | 124 | MPa | 18000 | psi |
| Yield strength ( annealed) | 55 | MPa | 8000 | psi |
| Elongation ( annealed) | 25 | % | 25 | % |
| Shear strength ( annealed ) | 83 | MPa | 12000 | psi |
| Fatigue strength ( annealed ) | 62 | MPa | 9000 | psi |
| Hardness ( annealed) | 30 | HB | 30 | HB |
| Tensile strength (T6, T651) | 310 | MPa | 45000 | psi |
| Yield strength (T6, T651) | 276 | MPa | 40000 | psi |
| Elongation (T6, T651) | 12 | % | 12 | % |
| Shear strength (T6, T651) | 207 | MPa | 30000 | psi |
| Fatigue strength (T6, T651) | 97 | MPa | 14000 | psi |
| Hardness (T6, T651) | 95 | HB | 95 | HB |
| Annealing temperature | 413 | ºC | 775 | ºF |
| Solution temperature | 529 | ºC | 985 | ºF |
| Aging temperature | 160-177 | ºC | 320-350 | ºF |
