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2007 Aluminum vs. 7076 Aluminum

Both 2007 aluminum and 7076 aluminum are aluminum alloys. They have a moderately high 92% 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 2007 aluminum and the bottom bar is 7076 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
70
Elongation at Break, % 5.6 to 8.0
6.2
Fatigue Strength, MPa 91 to 110
170
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
27
Shear Strength, MPa 220 to 250
310
Tensile Strength: Ultimate (UTS), MPa 370 to 420
530
Tensile Strength: Yield (Proof), MPa 240 to 270
460

Thermal Properties

Latent Heat of Fusion, J/g 390
380
Maximum Temperature: Mechanical, °C 190
170
Melting Completion (Liquidus), °C 640
630
Melting Onset (Solidus), °C 510
460
Specific Heat Capacity, J/kg-K 870
860
Thermal Conductivity, W/m-K 130
140
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 47
35
Electrical Conductivity: Equal Weight (Specific), % IACS 140
100

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 3.1
3.0
Embodied Carbon, kg CO2/kg material 8.0
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1130
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 26
31
Resilience: Unit (Modulus of Resilience), kJ/m3 390 to 530
1510
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 44
45
Strength to Weight: Axial, points 33 to 38
49
Strength to Weight: Bending, points 37 to 40
48
Thermal Diffusivity, mm2/s 48
54
Thermal Shock Resistance, points 16 to 19
23

Alloy Composition

Aluminum (Al), % 87.5 to 95
86.9 to 91.2
Bismuth (Bi), % 0 to 0.2
0
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 3.3 to 4.6
0.3 to 1.0
Iron (Fe), % 0 to 0.8
0 to 0.6
Lead (Pb), % 0.8 to 1.5
0
Magnesium (Mg), % 0.4 to 1.8
1.2 to 2.0
Manganese (Mn), % 0.5 to 1.0
0.3 to 0.8
Nickel (Ni), % 0 to 0.2
0
Silicon (Si), % 0 to 0.8
0 to 0.4
Tin (Sn), % 0 to 0.2
0
Titanium (Ti), % 0 to 0.2
0 to 0.2
Zinc (Zn), % 0 to 0.8
7.0 to 8.0
Residuals, % 0
0 to 0.15