7055 alloy is heat treatable wrought aluminum alloy.[1] It has high ultimate tensile strength value of 593 MPa.
Element[1] | Content (%) |
---|---|
Aluminum | 85.9 - 88.5 |
Zinc | 7.6 - 8.4 |
Magnesium | 1.8 - 2.3 |
Copper | 2 - 2.6 |
Iron | ≤ 0.15 |
Zirconium | 0.080 - 0.25 |
Manganese | ≤ 0.050 |
Chromium | ≤ 0.040 |
Silicon | ≤ 0.10 |
Titanium | ≤ 0.060 |
Other (each) | ≤ 0.050 |
Other (total) | ≤ 0.15 |
Properties | SI Unit |
---|---|
Density[1] | 2.86 g/cm3 |
Ultimate Tensile Strength[2] | 593 MPa |
Elongation at Break[2] | 9.0% to 12.0% |
Fracture Toughness[2] | 24.2 MPa-m½ |