to Wrought aluminum-magnesium-silicon alloys (6xxx)
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| Wrought aluminum-magnesium-silicon alloy 6070 | ||||
| Chemical composition: Si=1.4%, Cu=0.28%, Mn=0.7%, Mg=0.7%, Al balance | ||||
| Property | Value in metric unit | Value in US unit | ||
| Density | 2.71 *10³ | kg/m³ | 169 | 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 | 891 | J/(kg*K) | 0.213 | BTU/(lb*ºF) |
| Thermal conductivity | 171 | W/(m*K) | 1190 | BTU*in/(hr*ft²*ºF) |
| Electric resistivity | 3.99*10-8 | Ohm*m | 3.99*10-6 | Ohm*cm |
| Tensile strength (annealed) | 145 | MPa | 21000 | psi |
| Yield strength ( annealed) | 70 | MPa | 10200 | psi |
| Elongation ( annealed) | 20 | % | 20 | % |
| Shear strength ( annealed ) | 95 | MPa | 13800 | psi |
| Fatigue strength ( annealed ) | 60 | MPa | 8700 | psi |
| Hardness ( annealed) | 35 | HB | 35 | HB |
| Tensile strength (T6) | 379 | MPa | 55000 | psi |
| Yield strength (T6) | 352 | MPa | 51000 | psi |
| Elongation (T6) | 10 | % | 10 | % |
| Shear strength (T6) | 234 | MPa | 34000 | psi |
| Fatigue strength (T6) | 96 | MPa | 14000 | psi |
| Hardness (T6) | 120 | HB | 120 | HB |
| Annealing temperature | 413 | ºC | 775 | ºF |
| Solution temperature | 546 | ºC | 1015 | ºF |
| Aging temperature | 160 | ºC | 320 | ºF |