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4004 Aluminum vs. A242.0 Aluminum

Both 4004 aluminum and A242.0 aluminum are aluminum alloys. They have a moderately high 90% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is 4004 aluminum and the bottom bar is A242.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
73
Elongation at Break, % 2.4
1.6
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
27
Tensile Strength: Ultimate (UTS), MPa 110
220

Thermal Properties

Latent Heat of Fusion, J/g 540
390
Maximum Temperature: Mechanical, °C 160
210
Melting Completion (Liquidus), °C 600
680
Melting Onset (Solidus), °C 560
550
Specific Heat Capacity, J/kg-K 910
870
Thermal Conductivity, W/m-K 130
140
Thermal Expansion, µm/m-K 22
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
37
Electrical Conductivity: Equal Weight (Specific), % IACS 120
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
12
Density, g/cm3 2.6
3.1
Embodied Carbon, kg CO2/kg material 8.0
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1070
1130

Common Calculations

Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 54
45
Strength to Weight: Axial, points 12
20
Strength to Weight: Bending, points 20
26
Thermal Diffusivity, mm2/s 58
52
Thermal Shock Resistance, points 5.1
9.3

Alloy Composition

Aluminum (Al), % 86 to 90
89.3 to 93.1
Chromium (Cr), % 0
0.15 to 0.25
Copper (Cu), % 0 to 0.25
3.7 to 4.5
Iron (Fe), % 0 to 0.8
0 to 0.8
Magnesium (Mg), % 1.0 to 2.0
1.2 to 1.7
Manganese (Mn), % 0 to 0.1
0 to 0.1
Nickel (Ni), % 0
1.8 to 2.3
Silicon (Si), % 9.0 to 10.5
0 to 0.6
Titanium (Ti), % 0
0.070 to 0.2
Zinc (Zn), % 0 to 0.2
0 to 0.1
Residuals, % 0 to 0.15
0 to 0.15