MakeItFrom.com
Menu (ESC)

C55282 Copper vs. 2218 Aluminum

C55282 copper belongs to the copper alloys classification, while 2218 aluminum belongs to the aluminum alloys. There are 18 material properties with values for both materials. Properties with values for just one material (14, 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 C55282 copper and the bottom bar is 2218 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
73
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 39
27
Tensile Strength: Ultimate (UTS), MPa 180
330 to 430

Thermal Properties

Latent Heat of Fusion, J/g 190
390
Maximum Temperature: Mechanical, °C 200
220
Melting Completion (Liquidus), °C 770
640
Melting Onset (Solidus), °C 640
510
Specific Heat Capacity, J/kg-K 400
870
Thermal Expansion, µm/m-K 16
22

Otherwise Unclassified Properties

Density, g/cm3 8.6
3.1
Embodied Carbon, kg CO2/kg material 7.0
8.2
Embodied Energy, MJ/kg 110
150

Common Calculations

Stiffness to Weight: Axial, points 6.8
13
Stiffness to Weight: Bending, points 18
45
Strength to Weight: Axial, points 5.8
30 to 39
Strength to Weight: Bending, points 8.2
34 to 41
Thermal Shock Resistance, points 7.4
15 to 19

Alloy Composition

Aluminum (Al), % 0
88.8 to 93.6
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 87.7 to 88.7
3.5 to 4.5
Iron (Fe), % 0
0 to 1.0
Magnesium (Mg), % 0
1.2 to 1.8
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 0
1.7 to 2.3
Phosphorus (P), % 6.5 to 7.0
0
Silicon (Si), % 0
0 to 0.9
Silver (Ag), % 4.8 to 5.2
0
Zinc (Zn), % 0
0 to 0.25
Residuals, % 0
0 to 0.15