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4004 Aluminum vs. 4007 Aluminum

Both 4004 aluminum and 4007 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 (2, in this case) are not shown.

For each property being compared, the top bar is 4004 aluminum and the bottom bar is 4007 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
71
Elongation at Break, % 2.4
5.1 to 23
Fatigue Strength, MPa 42
46 to 88
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
27
Shear Strength, MPa 63
80 to 90
Tensile Strength: Ultimate (UTS), MPa 110
130 to 160
Tensile Strength: Yield (Proof), MPa 60
50 to 120

Thermal Properties

Latent Heat of Fusion, J/g 540
410
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 600
650
Melting Onset (Solidus), °C 560
590
Specific Heat Capacity, J/kg-K 910
890
Thermal Conductivity, W/m-K 130
170
Thermal Expansion, µm/m-K 22
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
42
Electrical Conductivity: Equal Weight (Specific), % IACS 120
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.6
2.8
Embodied Carbon, kg CO2/kg material 8.0
8.1
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1070
1160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.3
7.4 to 23
Resilience: Unit (Modulus of Resilience), kJ/m3 25
18 to 110
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 54
49
Strength to Weight: Axial, points 12
12 to 15
Strength to Weight: Bending, points 20
20 to 23
Thermal Diffusivity, mm2/s 58
67
Thermal Shock Resistance, points 5.1
5.5 to 6.7

Alloy Composition


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Aluminum (Al), % 86 to 90
94.1 to 97.6
Chromium (Cr), % 0
0.050 to 0.25
Cobalt (Co), % 0
0 to 0.050
Copper (Cu), % 0 to 0.25
0 to 0.2
Iron (Fe), % 0 to 0.8
0.4 to 1.0
Magnesium (Mg), % 1.0 to 2.0
0 to 0.2
Manganese (Mn), % 0 to 0.1
0.8 to 1.5
Nickel (Ni), % 0
0.15 to 0.7
Silicon (Si), % 9.0 to 10.5
1.0 to 1.7
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 0 to 0.2
0 to 0.1
Residuals, % 0 to 0.15
0 to 0.15