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EN AC-43400 Aluminum vs. C96400 Copper-nickel

EN AC-43400 aluminum belongs to the aluminum alloys classification, while C96400 copper-nickel belongs to the copper alloys. There are 28 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 EN AC-43400 aluminum and the bottom bar is C96400 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
140
Elongation at Break, % 1.1
25
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
51
Tensile Strength: Ultimate (UTS), MPa 270
490
Tensile Strength: Yield (Proof), MPa 160
260

Thermal Properties

Latent Heat of Fusion, J/g 540
240
Maximum Temperature: Mechanical, °C 170
260
Melting Completion (Liquidus), °C 600
1240
Melting Onset (Solidus), °C 590
1170
Specific Heat Capacity, J/kg-K 900
400
Thermal Conductivity, W/m-K 140
28
Thermal Expansion, µm/m-K 22
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
5.0
Electrical Conductivity: Equal Weight (Specific), % IACS 110
5.1

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
45
Density, g/cm3 2.6
8.9
Embodied Carbon, kg CO2/kg material 7.8
5.9
Embodied Energy, MJ/kg 150
87
Embodied Water, L/kg 1070
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.6
100
Resilience: Unit (Modulus of Resilience), kJ/m3 180
250
Stiffness to Weight: Axial, points 15
8.6
Stiffness to Weight: Bending, points 54
19
Strength to Weight: Axial, points 29
15
Strength to Weight: Bending, points 36
16
Thermal Diffusivity, mm2/s 59
7.8
Thermal Shock Resistance, points 12
17

Alloy Composition

Aluminum (Al), % 86 to 90.8
0
Carbon (C), % 0
0 to 0.15
Copper (Cu), % 0 to 0.1
62.3 to 71.3
Iron (Fe), % 0 to 1.0
0.25 to 1.5
Lead (Pb), % 0 to 0.15
0 to 0.010
Magnesium (Mg), % 0.2 to 0.5
0
Manganese (Mn), % 0 to 0.55
0 to 1.5
Nickel (Ni), % 0 to 0.15
28 to 32
Niobium (Nb), % 0
0.5 to 1.5
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 9.0 to 11
0 to 0.5
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.15
0
Residuals, % 0
0 to 0.5