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A206.0 Aluminum vs. C70700 Copper-nickel

A206.0 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 (1, 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 A206.0 aluminum and the bottom bar is C70700 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100 to 110
73
Elastic (Young's, Tensile) Modulus, GPa 70
120
Elongation at Break, % 4.2 to 10
39
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 26
46
Shear Strength, MPa 260
220
Tensile Strength: Ultimate (UTS), MPa 390 to 440
320
Tensile Strength: Yield (Proof), MPa 250 to 380
110

Thermal Properties

Latent Heat of Fusion, J/g 390
220
Maximum Temperature: Mechanical, °C 170
220
Melting Completion (Liquidus), °C 670
1120
Melting Onset (Solidus), °C 550
1060
Specific Heat Capacity, J/kg-K 880
390
Thermal Conductivity, W/m-K 130
59
Thermal Expansion, µm/m-K 23
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
11
Electrical Conductivity: Equal Weight (Specific), % IACS 90
12

Otherwise Unclassified Properties

Base Metal Price, % relative 11
34
Density, g/cm3 3.0
8.9
Embodied Carbon, kg CO2/kg material 8.0
3.4
Embodied Energy, MJ/kg 150
52
Embodied Water, L/kg 1150
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16 to 37
100
Resilience: Unit (Modulus of Resilience), kJ/m3 440 to 1000
51
Stiffness to Weight: Axial, points 13
7.6
Stiffness to Weight: Bending, points 46
19
Strength to Weight: Axial, points 36 to 41
10
Strength to Weight: Bending, points 39 to 43
12
Thermal Diffusivity, mm2/s 48
17
Thermal Shock Resistance, points 17 to 19
12

Alloy Composition

Aluminum (Al), % 93.9 to 95.7
0
Copper (Cu), % 4.2 to 5.0
88.5 to 90.5
Iron (Fe), % 0 to 0.1
0 to 0.050
Magnesium (Mg), % 0 to 0.15
0
Manganese (Mn), % 0 to 0.2
0 to 0.5
Nickel (Ni), % 0 to 0.050
9.5 to 10.5
Silicon (Si), % 0 to 0.050
0
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0.15 to 0.3
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0
0 to 0.5