to Wrought aluminum-zinc-magnesium alloys (7xxx)
to Properties of aluminum alloys
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| Wrought aluminum-zinc-magnesium alloy 7001 | ||||
| Chemical composition: Cu=2.1%, Mg=3.0%, Cr=0.26%, Zn=7.4%, Al balance | ||||
| Property | Value in metric unit | Value in US unit | ||
| Density | 2.84 *10³ | kg/m³ | 177 | lb/ft³ |
|---|---|---|---|---|
| Modulus of elasticity | 71 | GPa | 10300 | ksi |
| Thermal expansion (20 ºC) | 23.4*10-6 | ºCˉ¹ | 13.0*10-6 | in/(in* ºF) |
| Specific heat capacity | 860 | J/(kg*K) | 0.206 | BTU/(lb*ºF) |
| Thermal conductivity | 150 | W/(m*K) | 1040 | BTU*in/(hr*ft²*ºF) |
| Electric resistivity | 4.6*10-8 | Ohm*m | 4.6*10-6 | Ohm*cm |
| Tensile strength (annealed) | 255 | MPa | 37000 | psi |
| Yield strength (annealed) | 150 | MPa | 21800 | psi |
| Elongation (annealed) | 14 | % | 14 | % |
| Shear strength (annealed) | 155 | MPa | 22500 | psi |
| Fatigue strength (annealed) | 150 | MPa | 21800 | psi |
| Hardness (annealed) | 60 | HB | 60 | HB |
| Tensile strength (T6, T651) | 675 | MPa | 98000 | psi |
| Yield strength (T6, T651) | 625 | MPa | 90600 | psi |
| Elongation (T6, T651) | 9 | % | 9 | % |
| Shear strength (T6, T651) | 400 | MPa | 58000 | psi |
| Fatigue strength (T6, T651) | 150 | MPa | 21800 | psi |
| Hardness (T6, T651) | 160 | HB | 160 | HB |
| Annealing temperature | 413 | ºC | 775 | ºF |
| Solution temperature | 466 | ºC | 870 | ºF |
| Aging temperature | 121 | ºC | 250 | ºF |