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7075 (AlZn5.5MgCu, 3.4365, 2L95, A97075) Aluminum
Material Properties
Base Metal Price: 10 % rel
Density: 2.80 g/cm3 (175 lb/ft3)
Elastic (Young's, Tensile) Modulus: 72 GPa (10 x 106 psi)
Electrical Conductivity: 33 to 46 % IACS
Elongation at Break: 6 to 13 %
Melting Onset (Solidus): 477 °C (890 to 891 °F)
Shear Modulus: 27 GPa (3.9 106 psi)
Specific Heat Capacity: 960 J/kg-K
Strength to Weight Ratio: 86 to 211 kN-m/kg
Tensile Strength: Ultimate (UTS): 240 to 590 MPa (35 to 86 x 103 psi)
Tensile Strength: Yield (Proof): 120 to 540 MPa (17 to 78 x 103 psi)
Thermal Conductivity: 130 to 180 W/m-K
Thermal Diffusivity: 48 to 67
Thermal Expansion: 23 to 23.2 µm/m-K
Alloy Composition
Aluminum (Al): 87.2 to 91.4 %
Zinc (Zn): 5.1 to 6.1 %
Magnesium (Mg): 2.1 to 2.9 %
Copper (Cu): 1.2 to 2.0 %
Iron (Fe): 0 to 0.5 %
Silicon (Si): 0 to 0.4 %
Manganese (Mn): 0 to 0.30 %
Chromium (Cr): 0.18 to 0.28 %
Zirconium (Zr): 0 to 0.25 %
Titanium (Ti): 0 to 0.2 %
Residuals: 0 to 0.15 %
See Also
Aluminum Standards and Data, Aluminum Association Inc., 2013
ASTM B 209: Standard Specification for Aluminum and Aluminum-Alloy Sheet and Plate
ASTM B 210: Standard Specification for Aluminum and Aluminum-Alloy Drawn Seamless Tubes
ASTM B 211: Standard Specification for Aluminum and Aluminum-Alloy Bar, Rod, and Wire
ASTM B 221: Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes
EN 485-2: Aluminium and aluminium alloys. Sheet, strip and plate. Mechanical properties
EN 573-3: Aluminium and aluminium alloys. Chemical composition and form of wrought products. Chemical composition and form of products
EN 754-2: Aluminium and aluminium alloys. Cold drawn rod/bar and tube. Mechanical properties
EN 755-2: Aluminium and aluminium alloys. Extruded rod/bar, tube and profiles. Mechanical properties
ISO 6361: Wrought Aluminium and Aluminium Alloy Sheets, Strips and Plates