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EN AC-71100 Aluminum vs. C55180 Copper

EN AC-71100 aluminum belongs to the aluminum alloys classification, while C55180 copper belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, 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 EN AC-71100 aluminum and the bottom bar is C55180 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
110
Elongation at Break, % 1.1
20
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 27
41
Tensile Strength: Ultimate (UTS), MPa 260
200
Tensile Strength: Yield (Proof), MPa 230
100

Thermal Properties

Latent Heat of Fusion, J/g 490
200
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 580
920
Melting Onset (Solidus), °C 520
710
Specific Heat Capacity, J/kg-K 860
400
Thermal Expansion, µm/m-K 22
17

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
29
Density, g/cm3 2.9
8.6
Embodied Carbon, kg CO2/kg material 7.4
2.5
Embodied Energy, MJ/kg 140
39
Embodied Water, L/kg 1010
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.8
34
Resilience: Unit (Modulus of Resilience), kJ/m3 360
48
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 47
18
Strength to Weight: Axial, points 25
6.4
Strength to Weight: Bending, points 31
8.8
Thermal Shock Resistance, points 12
7.9

Alloy Composition

Aluminum (Al), % 78.7 to 83.3
0
Copper (Cu), % 0 to 0.1
94.7 to 95.2
Iron (Fe), % 0 to 0.3
0
Magnesium (Mg), % 0.2 to 0.5
0
Manganese (Mn), % 0 to 0.15
0
Phosphorus (P), % 0
4.8 to 5.2
Silicon (Si), % 7.5 to 9.5
0
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 9.0 to 10.5
0
Residuals, % 0
0 to 0.15