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5083 Aluminum vs. C72900 Copper-nickel

5083 aluminum belongs to the aluminum alloys classification, while C72900 copper-nickel belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, 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 5083 aluminum and the bottom bar is C72900 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
120
Elongation at Break, % 1.1 to 17
6.0 to 20
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 26
45
Shear Strength, MPa 170 to 220
540 to 630
Tensile Strength: Ultimate (UTS), MPa 290 to 390
870 to 1080
Tensile Strength: Yield (Proof), MPa 110 to 340
700 to 920

Thermal Properties

Latent Heat of Fusion, J/g 400
210
Maximum Temperature: Mechanical, °C 190
210
Melting Completion (Liquidus), °C 640
1120
Melting Onset (Solidus), °C 580
950
Specific Heat Capacity, J/kg-K 900
380
Thermal Conductivity, W/m-K 120
29
Thermal Expansion, µm/m-K 24
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 96
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
39
Density, g/cm3 2.7
8.8
Embodied Carbon, kg CO2/kg material 8.9
4.6
Embodied Energy, MJ/kg 150
72
Embodied Water, L/kg 1170
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.2 to 42
49 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 95 to 860
2030 to 3490
Stiffness to Weight: Axial, points 14
7.6
Stiffness to Weight: Bending, points 50
19
Strength to Weight: Axial, points 29 to 40
27 to 34
Strength to Weight: Bending, points 36 to 44
23 to 27
Thermal Diffusivity, mm2/s 48
8.6
Thermal Shock Resistance, points 12 to 17
31 to 38

Alloy Composition

Aluminum (Al), % 92.4 to 95.6
0
Chromium (Cr), % 0.050 to 0.25
0
Copper (Cu), % 0 to 0.1
74.1 to 78
Iron (Fe), % 0 to 0.4
0 to 0.5
Lead (Pb), % 0
0 to 0.020
Magnesium (Mg), % 4.0 to 4.9
0 to 0.15
Manganese (Mn), % 0.4 to 1.0
0 to 0.3
Nickel (Ni), % 0
14.5 to 15.5
Niobium (Nb), % 0
0 to 0.1
Silicon (Si), % 0 to 0.4
0
Tin (Sn), % 0
7.5 to 8.5
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 0 to 0.25
0 to 0.5
Residuals, % 0
0 to 0.3