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2007 Aluminum vs. 3303 Aluminum

Both 2007 aluminum and 3303 aluminum are aluminum alloys. They have a moderately high 93% of their average alloy composition in common.

For each property being compared, the top bar is 2007 aluminum and the bottom bar is 3303 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
70
Elongation at Break, % 5.6 to 8.0
23
Fatigue Strength, MPa 91 to 110
43
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 220 to 250
69
Tensile Strength: Ultimate (UTS), MPa 370 to 420
110
Tensile Strength: Yield (Proof), MPa 240 to 270
39

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 190
180
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 510
620
Specific Heat Capacity, J/kg-K 870
900
Thermal Conductivity, W/m-K 130
170
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 47
43
Electrical Conductivity: Equal Weight (Specific), % IACS 140
140

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 3.1
2.8
Embodied Carbon, kg CO2/kg material 8.0
8.1
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1130
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 26
20
Resilience: Unit (Modulus of Resilience), kJ/m3 390 to 530
11
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 44
49
Strength to Weight: Axial, points 33 to 38
11
Strength to Weight: Bending, points 37 to 40
18
Thermal Diffusivity, mm2/s 48
67
Thermal Shock Resistance, points 16 to 19
4.8

Alloy Composition

Aluminum (Al), % 87.5 to 95
96.6 to 99
Bismuth (Bi), % 0 to 0.2
0
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 3.3 to 4.6
0.050 to 0.2
Iron (Fe), % 0 to 0.8
0 to 0.7
Lead (Pb), % 0.8 to 1.5
0
Magnesium (Mg), % 0.4 to 1.8
0
Manganese (Mn), % 0.5 to 1.0
1.0 to 1.5
Nickel (Ni), % 0 to 0.2
0
Silicon (Si), % 0 to 0.8
0 to 0.6
Tin (Sn), % 0 to 0.2
0
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.8
0 to 0.3
Residuals, % 0
0 to 0.15