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EN AC-45500 Aluminum vs. 7076 Aluminum

Both EN AC-45500 aluminum and 7076 aluminum are aluminum alloys. They have a moderately high 90% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN AC-45500 aluminum and the bottom bar is 7076 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
160
Elastic (Young's, Tensile) Modulus, GPa 70
70
Elongation at Break, % 2.8
6.2
Fatigue Strength, MPa 80
170
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
27
Tensile Strength: Ultimate (UTS), MPa 320
530
Tensile Strength: Yield (Proof), MPa 250
460

Thermal Properties

Latent Heat of Fusion, J/g 500
380
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 610
630
Melting Onset (Solidus), °C 600
460
Specific Heat Capacity, J/kg-K 900
860
Thermal Conductivity, W/m-K 150
140
Thermal Expansion, µm/m-K 22
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
35
Electrical Conductivity: Equal Weight (Specific), % IACS 110
100

Otherwise Unclassified Properties

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

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.2
31
Resilience: Unit (Modulus of Resilience), kJ/m3 430
1510
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 53
45
Strength to Weight: Axial, points 34
49
Strength to Weight: Bending, points 40
48
Thermal Diffusivity, mm2/s 65
54
Thermal Shock Resistance, points 15
23

Alloy Composition

Aluminum (Al), % 90.6 to 93.1
86.9 to 91.2
Copper (Cu), % 0.2 to 0.7
0.3 to 1.0
Iron (Fe), % 0 to 0.25
0 to 0.6
Magnesium (Mg), % 0.2 to 0.45
1.2 to 2.0
Manganese (Mn), % 0 to 0.15
0.3 to 0.8
Silicon (Si), % 6.5 to 7.5
0 to 0.4
Titanium (Ti), % 0 to 0.2
0 to 0.2
Zinc (Zn), % 0 to 0.070
7.0 to 8.0
Residuals, % 0
0 to 0.15