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204.0 Aluminum vs. 4004 Aluminum

Both 204.0 aluminum and 4004 aluminum are aluminum alloys. They have 89% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is 204.0 aluminum and the bottom bar is 4004 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
71
Elongation at Break, % 5.7 to 7.8
2.4
Fatigue Strength, MPa 63 to 77
42
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
27
Tensile Strength: Ultimate (UTS), MPa 230 to 340
110
Tensile Strength: Yield (Proof), MPa 180 to 220
60

Thermal Properties

Latent Heat of Fusion, J/g 390
540
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 650
600
Melting Onset (Solidus), °C 580
560
Specific Heat Capacity, J/kg-K 880
910
Thermal Conductivity, W/m-K 120
130
Thermal Expansion, µm/m-K 19
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29 to 34
33
Electrical Conductivity: Equal Weight (Specific), % IACS 87 to 100
120

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 3.0
2.6
Embodied Carbon, kg CO2/kg material 8.0
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1070

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 23
2.3
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 350
25
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 46
54
Strength to Weight: Axial, points 21 to 31
12
Strength to Weight: Bending, points 28 to 36
20
Thermal Diffusivity, mm2/s 46
58
Thermal Shock Resistance, points 12 to 18
5.1

Alloy Composition

Aluminum (Al), % 93.4 to 95.5
86 to 90
Copper (Cu), % 4.2 to 5.0
0 to 0.25
Iron (Fe), % 0 to 0.35
0 to 0.8
Magnesium (Mg), % 0.15 to 0.35
1.0 to 2.0
Manganese (Mn), % 0 to 0.1
0 to 0.1
Nickel (Ni), % 0 to 0.050
0
Silicon (Si), % 0 to 0.2
9.0 to 10.5
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0.15 to 0.3
0
Zinc (Zn), % 0 to 0.1
0 to 0.2
Residuals, % 0
0 to 0.15