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to Wrought aluminum-lithium alloys
to Properties of aluminum alloys
(submitted by the website administration)
| Wrought aluminum-lithium alloy Weldalite 049 | ||||
| Chemical composition: Li=1.3%, Cu=4.5%, Mg=0.4% Zr=0.14%, Ag=0.4%, Al balance | ||||
| Property | Value in metric unit | Value in US unit | ||
| Density | 2.6 *10³ | kg/m³ | 162 | lb/ft³ |
|---|---|---|---|---|
| Tensile strength | 480 | MPa | 69600 | psi |
| Yield strength | 330 | MPa | 47900 | psi |
| Elongation | 24 | % | 24 | % |
| Shear strength | 290 | MPa | 42100 | psi |
| Hardness | 129 | HB | 129 | HB |
| Tensile strength (T6) | 720 | MPa | 104000 | psi |
| Yield strength (T6) | 680 | MPa | 98600 | psi |
| Elongation (T6) | 4 | % | 4 | % |
| Shear strength (T6) | 420 | MPa | 60900 | psi |
| Fracture toughness (T6) | 30 | MPa*m½ | 27.3 | ksi*in½ |
