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A390.0 Aluminum vs. C70700 Copper-nickel

A390.0 aluminum belongs to the aluminum alloys classification, while C70700 copper-nickel belongs to the copper alloys. There are 29 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 A390.0 aluminum and the bottom bar is C70700 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110 to 140
73
Elastic (Young's, Tensile) Modulus, GPa 75
120
Elongation at Break, % 0.87 to 0.91
39
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 28
46
Tensile Strength: Ultimate (UTS), MPa 190 to 290
320
Tensile Strength: Yield (Proof), MPa 190 to 290
110

Thermal Properties

Latent Heat of Fusion, J/g 640
220
Maximum Temperature: Mechanical, °C 170
220
Melting Completion (Liquidus), °C 580
1120
Melting Onset (Solidus), °C 480
1060
Specific Heat Capacity, J/kg-K 880
390
Thermal Conductivity, W/m-K 130
59
Thermal Expansion, µm/m-K 20
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
11
Electrical Conductivity: Equal Weight (Specific), % IACS 67
12

Otherwise Unclassified Properties

Base Metal Price, % relative 11
34
Density, g/cm3 2.7
8.9
Embodied Carbon, kg CO2/kg material 7.3
3.4
Embodied Energy, MJ/kg 140
52
Embodied Water, L/kg 950
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 1.6 to 2.6
100
Resilience: Unit (Modulus of Resilience), kJ/m3 240 to 580
51
Stiffness to Weight: Axial, points 15
7.6
Stiffness to Weight: Bending, points 52
19
Strength to Weight: Axial, points 19 to 30
10
Strength to Weight: Bending, points 27 to 36
12
Thermal Diffusivity, mm2/s 56
17
Thermal Shock Resistance, points 9.0 to 14
12

Alloy Composition

Aluminum (Al), % 75.3 to 79.6
0
Copper (Cu), % 4.0 to 5.0
88.5 to 90.5
Iron (Fe), % 0 to 0.5
0 to 0.050
Magnesium (Mg), % 0.45 to 0.65
0
Manganese (Mn), % 0 to 0.1
0 to 0.5
Nickel (Ni), % 0
9.5 to 10.5
Silicon (Si), % 16 to 18
0
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0
0 to 0.5