to Wrought aluminum-copper alloys (2xxx)
to Properties of aluminum alloys
(submitted by the website administration)
| Wrought aluminum alloy 2014 | ||||
| Chemical composition: Si=0.80%,Cu=4.4%, Mn=0.8%, Mg = 0.50%, Al balance | ||||
| Property | Value in metric unit | Value in US unit | ||
| Density | 2.80 *10³ | kg/m³ | 175 | lb/ft³ |
|---|---|---|---|---|
| Modulus of elasticity | 72 | GPa | 10500 | ksi |
| Thermal expansion (20 ºC) | 23*10-6 | ºCˉ¹ | 12.8*10-6 | in/(in* ºF) |
| Specific heat capacity | 880 | J/(kg*K) | 0.21 | BTU/(lb*ºF) |
| Thermal conductivity | 193 | W/(m*K) | 1340 | BTU*in/(hr*ft²*ºF) |
| Electric resistivity | 3.49*10-8 | Ohm*m | 3.49*10-6 | Ohm*cm |
| Tensile strength (annealed) | 186 | MPa | 27000 | psi |
| Yield strength (annealed) | 97 | MPa | 14000 | psi |
| Elongation (annealed) | 18 | % | 18 | % |
| Shear strength (annealed) | 124 | MPa | 18000 | psi |
| Fatigue strength (annealed) | 90 | MPa | 13000 | psi |
| Hardness (annealed) | 45 | HB | 45 | HB |
| Tensile strength (T651) | 483 | MPa | 70000 | psi |
| Yield strength (T651) | 414 | MPa | 60000 | psi |
| Elongation (T651) | 13 | % | 13 | % |
| Shear strength (T651) | 290 | MPa | 42000 | psi |
| Fatigue strength (T651) | 124 | MPa | 18000 | psi |
| Hardness (T651) | 135 | HB | 135 | HB |
| Annealing temperature | 413 | ºC | 775 | ºF |
| Solution temperature | 502 | ºC | 935 | ºF |