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5454 Aluminum vs. C18400 Copper

5454 aluminum belongs to the aluminum alloys classification, while C18400 copper belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is 5454 aluminum and the bottom bar is C18400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
120
Elongation at Break, % 2.3 to 18
13 to 50
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 26
44
Shear Strength, MPa 140 to 200
190 to 310
Tensile Strength: Ultimate (UTS), MPa 230 to 350
270 to 490
Tensile Strength: Yield (Proof), MPa 97 to 290
110 to 480

Thermal Properties

Latent Heat of Fusion, J/g 400
210
Maximum Temperature: Mechanical, °C 190
200
Melting Completion (Liquidus), °C 650
1080
Melting Onset (Solidus), °C 600
1070
Specific Heat Capacity, J/kg-K 900
390
Thermal Conductivity, W/m-K 130
320
Thermal Expansion, µm/m-K 24
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
80
Electrical Conductivity: Equal Weight (Specific), % IACS 110
81

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
31
Density, g/cm3 2.7
8.9
Embodied Carbon, kg CO2/kg material 8.6
2.6
Embodied Energy, MJ/kg 150
41
Embodied Water, L/kg 1180
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.3 to 34
63 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 68 to 590
54 to 980
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 50
18
Strength to Weight: Axial, points 23 to 36
8.5 to 15
Strength to Weight: Bending, points 30 to 41
10 to 16
Thermal Diffusivity, mm2/s 55
94
Thermal Shock Resistance, points 10 to 16
9.6 to 17

Alloy Composition

Aluminum (Al), % 94.5 to 97.1
0
Arsenic (As), % 0
0 to 0.0050
Calcium (Ca), % 0
0 to 0.0050
Chromium (Cr), % 0.050 to 0.2
0.4 to 1.2
Copper (Cu), % 0 to 0.1
97.2 to 99.6
Iron (Fe), % 0 to 0.4
0 to 0.15
Lithium (Li), % 0
0 to 0.050
Magnesium (Mg), % 2.4 to 3.0
0
Manganese (Mn), % 0.5 to 1.0
0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0 to 0.25
0 to 0.1
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.25
0 to 0.7
Residuals, % 0
0 to 0.5