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EN AC-45000 Aluminum vs. 2618 Aluminum

Both EN AC-45000 aluminum and 2618 aluminum are aluminum alloys. They have a moderately high 91% 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 EN AC-45000 aluminum and the bottom bar is 2618 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 77
120
Elastic (Young's, Tensile) Modulus, GPa 73
71
Elongation at Break, % 1.1
5.8
Fatigue Strength, MPa 75
110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
27
Tensile Strength: Ultimate (UTS), MPa 180
420
Tensile Strength: Yield (Proof), MPa 110
350

Thermal Properties

Latent Heat of Fusion, J/g 470
390
Maximum Temperature: Mechanical, °C 180
210
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 520
550
Specific Heat Capacity, J/kg-K 870
880
Thermal Conductivity, W/m-K 120
160
Thermal Expansion, µm/m-K 22
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
37
Electrical Conductivity: Equal Weight (Specific), % IACS 81
110

Otherwise Unclassified Properties

Base Metal Price, % relative 11
11
Density, g/cm3 3.0
2.9
Embodied Carbon, kg CO2/kg material 7.7
8.3
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1070
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 1.7
23
Resilience: Unit (Modulus of Resilience), kJ/m3 80
850
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 47
47
Strength to Weight: Axial, points 17
40
Strength to Weight: Bending, points 24
42
Thermal Diffusivity, mm2/s 47
62
Thermal Shock Resistance, points 8.0
19

Alloy Composition


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Aluminum (Al), % 82.2 to 91.8
92.4 to 94.9
Chromium (Cr), % 0 to 0.15
0
Copper (Cu), % 3.0 to 5.0
1.9 to 2.7
Iron (Fe), % 0 to 1.0
0.9 to 1.3
Lead (Pb), % 0 to 0.3
0
Magnesium (Mg), % 0 to 0.55
1.3 to 1.8
Manganese (Mn), % 0.2 to 0.65
0
Nickel (Ni), % 0 to 0.45
0.9 to 1.2
Silicon (Si), % 5.0 to 7.0
0.1 to 0.25
Tin (Sn), % 0 to 0.15
0
Titanium (Ti), % 0 to 0.25
0.040 to 0.1
Zinc (Zn), % 0 to 2.0
0 to 0.1
Residuals, % 0 to 0.35
0 to 0.15