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1100 Aluminum vs. 7003 Aluminum

Both 1100 aluminum and 7003 aluminum are aluminum alloys. They have a moderately high 93% 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 1100 aluminum and the bottom bar is 7003 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
70
Elongation at Break, % 1.1 to 32
11
Fatigue Strength, MPa 32 to 71
130 to 150
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
26
Shear Strength, MPa 54 to 95
210 to 230
Tensile Strength: Ultimate (UTS), MPa 86 to 170
350 to 390
Tensile Strength: Yield (Proof), MPa 28 to 150
300 to 310

Thermal Properties

Latent Heat of Fusion, J/g 400
380
Maximum Temperature: Mechanical, °C 180
200
Melting Completion (Liquidus), °C 660
630
Melting Onset (Solidus), °C 640
510
Specific Heat Capacity, J/kg-K 900
870
Thermal Conductivity, W/m-K 220
150
Thermal Expansion, µm/m-K 24
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 59
36
Electrical Conductivity: Equal Weight (Specific), % IACS 190
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
9.5
Density, g/cm3 2.7
2.9
Embodied Carbon, kg CO2/kg material 8.2
8.1
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1190
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 0.76 to 52
37 to 41
Resilience: Unit (Modulus of Resilience), kJ/m3 5.7 to 170
630 to 710
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
47
Strength to Weight: Axial, points 8.7 to 17
33 to 37
Strength to Weight: Bending, points 16 to 25
37 to 40
Thermal Diffusivity, mm2/s 90
59
Thermal Shock Resistance, points 3.7 to 7.4
15 to 17

Alloy Composition

Aluminum (Al), % 99 to 99.95
90.6 to 94.5
Chromium (Cr), % 0
0 to 0.2
Copper (Cu), % 0.050 to 0.2
0 to 0.2
Iron (Fe), % 0 to 1.0
0 to 0.35
Magnesium (Mg), % 0
0.5 to 1.0
Manganese (Mn), % 0 to 0.050
0 to 0.3
Silicon (Si), % 0 to 1.0
0 to 0.3
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 0 to 0.1
5.0 to 6.5
Zirconium (Zr), % 0
0.050 to 0.25
Residuals, % 0
0 to 0.15