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C81400 Copper vs. EN AC-48100 Aluminum

C81400 copper belongs to the copper alloys classification, while EN AC-48100 aluminum belongs to the aluminum alloys. There are 28 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 C81400 copper and the bottom bar is EN AC-48100 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
76
Elongation at Break, % 11
1.1
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 41
29
Tensile Strength: Ultimate (UTS), MPa 370
240 to 330
Tensile Strength: Yield (Proof), MPa 250
190 to 300

Thermal Properties

Latent Heat of Fusion, J/g 210
640
Maximum Temperature: Mechanical, °C 200
170
Melting Completion (Liquidus), °C 1090
580
Melting Onset (Solidus), °C 1070
470
Specific Heat Capacity, J/kg-K 390
880
Thermal Conductivity, W/m-K 260
130
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
27
Electrical Conductivity: Equal Weight (Specific), % IACS 61
87

Otherwise Unclassified Properties

Base Metal Price, % relative 33
11
Density, g/cm3 8.9
2.8
Embodied Carbon, kg CO2/kg material 2.8
7.3
Embodied Energy, MJ/kg 45
130
Embodied Water, L/kg 310
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
2.3 to 3.6
Resilience: Unit (Modulus of Resilience), kJ/m3 260
250 to 580
Stiffness to Weight: Axial, points 7.3
15
Stiffness to Weight: Bending, points 18
51
Strength to Weight: Axial, points 11
24 to 33
Strength to Weight: Bending, points 13
31 to 38
Thermal Diffusivity, mm2/s 75
55
Thermal Shock Resistance, points 13
11 to 16

Alloy Composition

Aluminum (Al), % 0
72.1 to 79.8
Beryllium (Be), % 0.020 to 0.1
0
Chromium (Cr), % 0.6 to 1.0
0
Copper (Cu), % 98.4 to 99.38
4.0 to 5.0
Iron (Fe), % 0
0 to 1.3
Magnesium (Mg), % 0
0.25 to 0.65
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
0 to 0.3
Silicon (Si), % 0
16 to 18
Tin (Sn), % 0
0 to 0.15
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 0
0 to 1.5
Residuals, % 0
0 to 0.25