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4004 Aluminum vs. 6105 Aluminum

Both 4004 aluminum and 6105 aluminum are aluminum alloys. They have 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 (1, in this case) are not shown.

For each property being compared, the top bar is 4004 aluminum and the bottom bar is 6105 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
68
Elongation at Break, % 2.4
9.0 to 16
Fatigue Strength, MPa 42
95 to 130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 63
120 to 170
Tensile Strength: Ultimate (UTS), MPa 110
190 to 280
Tensile Strength: Yield (Proof), MPa 60
120 to 270

Thermal Properties

Latent Heat of Fusion, J/g 540
410
Maximum Temperature: Mechanical, °C 160
160
Melting Completion (Liquidus), °C 600
650
Melting Onset (Solidus), °C 560
600
Specific Heat Capacity, J/kg-K 910
900
Thermal Conductivity, W/m-K 130
180 to 190
Thermal Expansion, µm/m-K 22
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
46 to 50
Electrical Conductivity: Equal Weight (Specific), % IACS 120
150 to 170

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.6
2.7
Embodied Carbon, kg CO2/kg material 8.0
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1070
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.3
25 to 27
Resilience: Unit (Modulus of Resilience), kJ/m3 25
100 to 550
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 54
51
Strength to Weight: Axial, points 12
20 to 29
Strength to Weight: Bending, points 20
28 to 35
Thermal Diffusivity, mm2/s 58
72 to 79
Thermal Shock Resistance, points 5.1
8.6 to 12

Alloy Composition

Aluminum (Al), % 86 to 90
97.2 to 99
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 0 to 0.25
0 to 0.1
Iron (Fe), % 0 to 0.8
0 to 0.35
Magnesium (Mg), % 1.0 to 2.0
0.45 to 0.8
Manganese (Mn), % 0 to 0.1
0 to 0.1
Silicon (Si), % 9.0 to 10.5
0.6 to 1.0
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 0 to 0.2
0 to 0.1
Residuals, % 0
0 to 0.15