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4145 Aluminum vs. 6005A Aluminum

Both 4145 aluminum and 6005A aluminum are aluminum alloys. They have 87% 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 4145 aluminum and the bottom bar is 6005A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
69
Elongation at Break, % 2.2
8.6 to 17
Fatigue Strength, MPa 48
55 to 110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 28
26
Shear Strength, MPa 69
120 to 180
Tensile Strength: Ultimate (UTS), MPa 120
190 to 300
Tensile Strength: Yield (Proof), MPa 68
100 to 270

Thermal Properties

Latent Heat of Fusion, J/g 540
410
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 590
650
Melting Onset (Solidus), °C 520
600
Specific Heat Capacity, J/kg-K 880
900
Thermal Conductivity, W/m-K 100
180 to 190
Thermal Expansion, µm/m-K 21
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
47 to 50
Electrical Conductivity: Equal Weight (Specific), % IACS 84
150 to 170

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.5
Density, g/cm3 2.8
2.7
Embodied Carbon, kg CO2/kg material 7.6
8.3
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1040
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.3
24 to 29
Resilience: Unit (Modulus of Resilience), kJ/m3 31
76 to 530
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 12
20 to 30
Strength to Weight: Bending, points 19
27 to 36
Thermal Diffusivity, mm2/s 42
72 to 79
Thermal Shock Resistance, points 5.5
8.6 to 13

Alloy Composition


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Aluminum (Al), % 83 to 87.4
96.5 to 99.1
Chromium (Cr), % 0 to 0.15
0 to 0.3
Copper (Cu), % 3.3 to 4.7
0 to 0.3
Iron (Fe), % 0 to 0.8
0 to 0.35
Magnesium (Mg), % 0 to 0.15
0.4 to 0.7
Manganese (Mn), % 0 to 0.15
0 to 0.5
Silicon (Si), % 9.3 to 10.7
0.5 to 0.9
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 0 to 0.2
0 to 0.2
Residuals, % 0 to 0.15
0 to 0.15