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EN AC-44400 Aluminum vs. C70600 Copper-nickel

EN AC-44400 aluminum belongs to the aluminum alloys classification, while C70600 copper-nickel belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, 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-44400 aluminum and the bottom bar is C70600 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
120
Elongation at Break, % 4.1
3.0 to 34
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 27
46
Tensile Strength: Ultimate (UTS), MPa 210
290 to 570
Tensile Strength: Yield (Proof), MPa 110
63 to 270

Thermal Properties

Latent Heat of Fusion, J/g 540
220
Maximum Temperature: Mechanical, °C 170
220
Melting Completion (Liquidus), °C 600
1150
Melting Onset (Solidus), °C 590
1100
Specific Heat Capacity, J/kg-K 900
390
Thermal Conductivity, W/m-K 140
44
Thermal Expansion, µm/m-K 22
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
9.8
Electrical Conductivity: Equal Weight (Specific), % IACS 110
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
33
Density, g/cm3 2.6
8.9
Embodied Carbon, kg CO2/kg material 7.8
3.4
Embodied Energy, MJ/kg 150
51
Embodied Water, L/kg 1080
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 7.3
6.5 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 85
16 to 290
Stiffness to Weight: Axial, points 15
7.7
Stiffness to Weight: Bending, points 54
19
Strength to Weight: Axial, points 23
9.1 to 18
Strength to Weight: Bending, points 31
11 to 17
Thermal Diffusivity, mm2/s 60
13
Thermal Shock Resistance, points 9.8
9.8 to 19

Alloy Composition

Aluminum (Al), % 87.1 to 92
0
Copper (Cu), % 0 to 0.1
84.7 to 90
Iron (Fe), % 0 to 0.65
1.0 to 1.8
Lead (Pb), % 0 to 0.050
0 to 0.050
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
0 to 1.0
Nickel (Ni), % 0 to 0.050
9.0 to 11
Silicon (Si), % 8.0 to 11
0
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 0 to 0.15
0 to 1.0
Residuals, % 0
0 to 0.5