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7076 Aluminum vs. A444.0 Aluminum

Both 7076 aluminum and A444.0 aluminum are aluminum alloys. They have 90% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is 7076 aluminum and the bottom bar is A444.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
70
Elongation at Break, % 6.2
18
Fatigue Strength, MPa 170
37
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 27
26
Tensile Strength: Ultimate (UTS), MPa 530
160
Tensile Strength: Yield (Proof), MPa 460
66

Thermal Properties

Latent Heat of Fusion, J/g 380
500
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 630
630
Melting Onset (Solidus), °C 460
590
Specific Heat Capacity, J/kg-K 860
900
Thermal Conductivity, W/m-K 140
160
Thermal Expansion, µm/m-K 24
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
41
Electrical Conductivity: Equal Weight (Specific), % IACS 100
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 3.0
2.6
Embodied Carbon, kg CO2/kg material 8.0
7.9
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1110
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
24
Resilience: Unit (Modulus of Resilience), kJ/m3 1510
31
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 45
53
Strength to Weight: Axial, points 49
17
Strength to Weight: Bending, points 48
25
Thermal Diffusivity, mm2/s 54
68
Thermal Shock Resistance, points 23
7.3

Alloy Composition

Aluminum (Al), % 86.9 to 91.2
91.6 to 93.5
Copper (Cu), % 0.3 to 1.0
0 to 0.1
Iron (Fe), % 0 to 0.6
0 to 0.2
Magnesium (Mg), % 1.2 to 2.0
0 to 0.050
Manganese (Mn), % 0.3 to 0.8
0 to 0.1
Silicon (Si), % 0 to 0.4
6.5 to 7.5
Titanium (Ti), % 0 to 0.2
0 to 0.2
Zinc (Zn), % 7.0 to 8.0
0 to 0.1
Residuals, % 0
0 to 0.15