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356.0 Aluminum vs. C70700 Copper-nickel

356.0 aluminum belongs to the aluminum alloys classification, while C70700 copper-nickel belongs to the copper alloys. There are 30 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 356.0 aluminum and the bottom bar is C70700 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55 to 75
73
Elastic (Young's, Tensile) Modulus, GPa 70
120
Elongation at Break, % 2.0 to 3.8
39
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 27
46
Shear Strength, MPa 140 to 190
220
Tensile Strength: Ultimate (UTS), MPa 160 to 240
320
Tensile Strength: Yield (Proof), MPa 100 to 190
110

Thermal Properties

Latent Heat of Fusion, J/g 500
220
Maximum Temperature: Mechanical, °C 170
220
Melting Completion (Liquidus), °C 620
1120
Melting Onset (Solidus), °C 570
1060
Specific Heat Capacity, J/kg-K 900
390
Thermal Conductivity, W/m-K 150 to 170
59
Thermal Expansion, µm/m-K 21
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40 to 43
11
Electrical Conductivity: Equal Weight (Specific), % IACS 140 to 150
12

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
34
Density, g/cm3 2.6
8.9
Embodied Carbon, kg CO2/kg material 8.0
3.4
Embodied Energy, MJ/kg 150
52
Embodied Water, L/kg 1110
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.2 to 8.2
100
Resilience: Unit (Modulus of Resilience), kJ/m3 70 to 250
51
Stiffness to Weight: Axial, points 15
7.6
Stiffness to Weight: Bending, points 53
19
Strength to Weight: Axial, points 17 to 26
10
Strength to Weight: Bending, points 25 to 33
12
Thermal Diffusivity, mm2/s 64 to 71
17
Thermal Shock Resistance, points 7.6 to 11
12

Alloy Composition

Aluminum (Al), % 90.1 to 93.3
0
Copper (Cu), % 0 to 0.25
88.5 to 90.5
Iron (Fe), % 0 to 0.6
0 to 0.050
Magnesium (Mg), % 0.2 to 0.45
0
Manganese (Mn), % 0 to 0.35
0 to 0.5
Nickel (Ni), % 0
9.5 to 10.5
Silicon (Si), % 6.5 to 7.5
0
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.35
0
Residuals, % 0
0 to 0.5