7055 alloy is heat treatable wrought aluminum alloy. It has high ultimate tensile strength value of 593 MPa.
Chemical Composition ElementContent (%)Aluminum85.9 - 88.5Zinc7.6 - 8.4Magnesium1.8 - 2.3Copper2 - 2.6Iron≤ 0.15Zirconium0.080 - 0.25Manganese≤ 0.050Chromium≤ 0.040Silicon≤ 0.10Titanium≤ 0.060Other (each)≤ 0.050Other (total)≤ 0.15
Properties PropertiesSI UnitDensity2.86 g/cm3Ultimate Tensile Strength593 MPaElongation at Break9.0% to 12.0%Fracture Toughness24.2 MPa-m½
Applications
Aerospace sector High strength requirement areas
References
External links Single-aging characteristics of 7055 aluminum alloy 7055: High-Strength Plate and Extrusion Alloy Microstructure characterization of 7055-T6, 6061-T6511 and 7A52-T6 Al alloys subjected to ballistic impact against heavy tungsten alloy projectile Grain size prediction and investigation of 7055 aluminum alloy inoculated by Al–5Ti–1B master alloy, Journal of Alloys and Compounds - X-MOL ShieldSquare Captcha
Aluminum alloy table