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6023 Aluminum vs. C96300 Copper-nickel

6023 aluminum belongs to the aluminum alloys classification, while C96300 copper-nickel belongs to the copper alloys. There are 28 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 6023 aluminum and the bottom bar is C96300 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
130
Elongation at Break, % 11
11
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
49
Tensile Strength: Ultimate (UTS), MPa 360
580
Tensile Strength: Yield (Proof), MPa 300 to 310
430

Thermal Properties

Latent Heat of Fusion, J/g 400
230
Maximum Temperature: Mechanical, °C 160
240
Melting Completion (Liquidus), °C 640
1200
Melting Onset (Solidus), °C 580
1150
Specific Heat Capacity, J/kg-K 890
400
Thermal Conductivity, W/m-K 170
37
Thermal Expansion, µm/m-K 23
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 140
6.1

Otherwise Unclassified Properties

Base Metal Price, % relative 11
42
Density, g/cm3 2.8
8.9
Embodied Carbon, kg CO2/kg material 8.3
5.1
Embodied Energy, MJ/kg 150
76
Embodied Water, L/kg 1180
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 39
59
Resilience: Unit (Modulus of Resilience), kJ/m3 670 to 690
720
Stiffness to Weight: Axial, points 14
8.2
Stiffness to Weight: Bending, points 49
19
Strength to Weight: Axial, points 35 to 36
18
Strength to Weight: Bending, points 40
17
Thermal Diffusivity, mm2/s 67
10
Thermal Shock Resistance, points 16
20

Alloy Composition

Aluminum (Al), % 94 to 97.7
0
Bismuth (Bi), % 0.3 to 0.8
0
Carbon (C), % 0
0 to 0.15
Copper (Cu), % 0.2 to 0.5
72.3 to 80.8
Iron (Fe), % 0 to 0.5
0.5 to 1.5
Lead (Pb), % 0
0 to 0.010
Magnesium (Mg), % 0.4 to 0.9
0
Manganese (Mn), % 0.2 to 0.6
0.25 to 1.5
Nickel (Ni), % 0
18 to 22
Niobium (Nb), % 0
0.5 to 1.5
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0.6 to 1.4
0 to 0.5
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0.6 to 1.2
0
Residuals, % 0
0 to 0.5