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2007 Aluminum vs. 6018 Aluminum

Both 2007 aluminum and 6018 aluminum are aluminum alloys. They have a very high 95% of their average alloy composition in common.

For each property being compared, the top bar is 2007 aluminum and the bottom bar is 6018 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
69
Elongation at Break, % 5.6 to 8.0
9.0 to 9.1
Fatigue Strength, MPa 91 to 110
85 to 89
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 220 to 250
170 to 180
Tensile Strength: Ultimate (UTS), MPa 370 to 420
290 to 300
Tensile Strength: Yield (Proof), MPa 240 to 270
220 to 230

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 190
160
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 510
570
Specific Heat Capacity, J/kg-K 870
890
Thermal Conductivity, W/m-K 130
170
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 47
44
Electrical Conductivity: Equal Weight (Specific), % IACS 140
140

Otherwise Unclassified Properties

Base Metal Price, % relative 11
10
Density, g/cm3 3.1
2.9
Embodied Carbon, kg CO2/kg material 8.0
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1130
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 26
24 to 25
Resilience: Unit (Modulus of Resilience), kJ/m3 390 to 530
360 to 380
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 44
48
Strength to Weight: Axial, points 33 to 38
28 to 29
Strength to Weight: Bending, points 37 to 40
34 to 35
Thermal Diffusivity, mm2/s 48
65
Thermal Shock Resistance, points 16 to 19
13

Alloy Composition

Aluminum (Al), % 87.5 to 95
93.1 to 97.8
Bismuth (Bi), % 0 to 0.2
0.4 to 0.7
Chromium (Cr), % 0 to 0.1
0 to 0.1
Copper (Cu), % 3.3 to 4.6
0.15 to 0.4
Iron (Fe), % 0 to 0.8
0 to 0.7
Lead (Pb), % 0.8 to 1.5
0.4 to 1.2
Magnesium (Mg), % 0.4 to 1.8
0.6 to 1.2
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
0.5 to 1.2
Tin (Sn), % 0 to 0.2
0
Titanium (Ti), % 0 to 0.2
0 to 0.2
Zinc (Zn), % 0 to 0.8
0 to 0.3
Residuals, % 0
0 to 0.15