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4004 Aluminum vs. A356.0 Aluminum

Both 4004 aluminum and A356.0 aluminum are aluminum alloys. They have a very high 96% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is 4004 aluminum and the bottom bar is A356.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
70
Elongation at Break, % 2.4
3.0 to 6.0
Fatigue Strength, MPa 42
50 to 90
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Tensile Strength: Ultimate (UTS), MPa 110
160 to 270
Tensile Strength: Yield (Proof), MPa 60
83 to 200

Thermal Properties

Latent Heat of Fusion, J/g 540
500
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 600
610
Melting Onset (Solidus), °C 560
570
Specific Heat Capacity, J/kg-K 910
900
Thermal Conductivity, W/m-K 130
150
Thermal Expansion, µm/m-K 22
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
40
Electrical Conductivity: Equal Weight (Specific), % IACS 120
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.6
2.6
Embodied Carbon, kg CO2/kg material 8.0
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1070
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.3
4.8 to 15
Resilience: Unit (Modulus of Resilience), kJ/m3 25
49 to 300
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 54
53
Strength to Weight: Axial, points 12
17 to 29
Strength to Weight: Bending, points 20
25 to 36
Thermal Diffusivity, mm2/s 58
64
Thermal Shock Resistance, points 5.1
7.6 to 13

Alloy Composition

Aluminum (Al), % 86 to 90
91.1 to 93.3
Copper (Cu), % 0 to 0.25
0 to 0.2
Iron (Fe), % 0 to 0.8
0 to 0.2
Magnesium (Mg), % 1.0 to 2.0
0.25 to 0.45
Manganese (Mn), % 0 to 0.1
0 to 0.1
Silicon (Si), % 9.0 to 10.5
6.5 to 7.5
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 0 to 0.2
0 to 0.1
Residuals, % 0 to 0.15
0 to 0.15