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515.0 Aluminum vs. C72700 Copper-nickel

515.0 aluminum belongs to the aluminum alloys classification, while C72700 copper-nickel belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (8, 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 515.0 aluminum and the bottom bar is C72700 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
120
Elongation at Break, % 10
4.0 to 36
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 26
44
Shear Strength, MPa 190
310 to 620
Tensile Strength: Ultimate (UTS), MPa 280
460 to 1070

Thermal Properties

Latent Heat of Fusion, J/g 470
210
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 620
1100
Melting Onset (Solidus), °C 620
930
Specific Heat Capacity, J/kg-K 900
380
Thermal Expansion, µm/m-K 23
17

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
36
Density, g/cm3 2.6
8.8
Embodied Carbon, kg CO2/kg material 8.4
4.0
Embodied Energy, MJ/kg 150
62
Embodied Water, L/kg 1120
350

Common Calculations

Stiffness to Weight: Axial, points 15
7.4
Stiffness to Weight: Bending, points 52
19
Strength to Weight: Axial, points 30
14 to 34
Strength to Weight: Bending, points 36
15 to 26
Thermal Shock Resistance, points 13
16 to 38

Alloy Composition

Aluminum (Al), % 93.6 to 96.6
0
Copper (Cu), % 0 to 0.2
82.1 to 86
Iron (Fe), % 0 to 1.3
0 to 0.5
Lead (Pb), % 0
0 to 0.020
Magnesium (Mg), % 2.5 to 4.0
0 to 0.15
Manganese (Mn), % 0.4 to 0.6
0.050 to 0.3
Nickel (Ni), % 0
8.5 to 9.5
Niobium (Nb), % 0
0 to 0.1
Silicon (Si), % 0.5 to 10
0
Tin (Sn), % 0
5.5 to 6.5
Zinc (Zn), % 0 to 0.1
0 to 0.5
Residuals, % 0
0 to 0.3