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A380.0 Aluminum vs. C71580 Copper-nickel

A380.0 aluminum belongs to the aluminum alloys classification, while C71580 copper-nickel belongs to the copper alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, 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 A380.0 aluminum and the bottom bar is C71580 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
75
Elastic (Young's, Tensile) Modulus, GPa 73
140
Elongation at Break, % 3.3
40
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
51
Shear Strength, MPa 190
230
Tensile Strength: Ultimate (UTS), MPa 290
330
Tensile Strength: Yield (Proof), MPa 160
110

Thermal Properties

Latent Heat of Fusion, J/g 510
230
Maximum Temperature: Mechanical, °C 170
260
Melting Completion (Liquidus), °C 590
1180
Melting Onset (Solidus), °C 550
1120
Specific Heat Capacity, J/kg-K 870
400
Thermal Conductivity, W/m-K 96
39
Thermal Expansion, µm/m-K 22
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
4.7
Electrical Conductivity: Equal Weight (Specific), % IACS 78
4.7

Otherwise Unclassified Properties

Base Metal Price, % relative 11
41
Density, g/cm3 2.9
8.9
Embodied Carbon, kg CO2/kg material 7.5
5.1
Embodied Energy, MJ/kg 140
74
Embodied Water, L/kg 1040
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.3
100
Resilience: Unit (Modulus of Resilience), kJ/m3 180
47
Stiffness to Weight: Axial, points 14
8.5
Stiffness to Weight: Bending, points 48
19
Strength to Weight: Axial, points 28
10
Strength to Weight: Bending, points 34
12
Thermal Diffusivity, mm2/s 38
11
Thermal Shock Resistance, points 13
11

Alloy Composition

Aluminum (Al), % 80.3 to 89.5
0
Carbon (C), % 0
0 to 0.070
Copper (Cu), % 3.0 to 4.0
65.5 to 71
Iron (Fe), % 0 to 1.3
0 to 0.5
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
0 to 0.3
Nickel (Ni), % 0 to 0.5
29 to 33
Silicon (Si), % 7.5 to 9.5
0
Tin (Sn), % 0 to 0.35
0
Zinc (Zn), % 0 to 3.0
0 to 0.050
Residuals, % 0
0 to 0.5