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C70700 Copper-nickel vs. EN AC-51200 Aluminum

C70700 copper-nickel belongs to the copper alloys classification, while EN AC-51200 aluminum belongs to the aluminum alloys. There are 29 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 C70700 copper-nickel and the bottom bar is EN AC-51200 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 73
80
Elastic (Young's, Tensile) Modulus, GPa 120
67
Elongation at Break, % 39
1.1
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 46
25
Tensile Strength: Ultimate (UTS), MPa 320
220
Tensile Strength: Yield (Proof), MPa 110
150

Thermal Properties

Latent Heat of Fusion, J/g 220
410
Maximum Temperature: Mechanical, °C 220
170
Melting Completion (Liquidus), °C 1120
640
Melting Onset (Solidus), °C 1060
570
Specific Heat Capacity, J/kg-K 390
910
Thermal Conductivity, W/m-K 59
92
Thermal Expansion, µm/m-K 16
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
22
Electrical Conductivity: Equal Weight (Specific), % IACS 12
74

Otherwise Unclassified Properties

Base Metal Price, % relative 34
9.5
Density, g/cm3 8.9
2.6
Embodied Carbon, kg CO2/kg material 3.4
9.6
Embodied Energy, MJ/kg 52
150
Embodied Water, L/kg 300
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
2.2
Resilience: Unit (Modulus of Resilience), kJ/m3 51
160
Stiffness to Weight: Axial, points 7.6
14
Stiffness to Weight: Bending, points 19
51
Strength to Weight: Axial, points 10
24
Strength to Weight: Bending, points 12
31
Thermal Diffusivity, mm2/s 17
39
Thermal Shock Resistance, points 12
10

Alloy Composition

Aluminum (Al), % 0
84.5 to 92
Copper (Cu), % 88.5 to 90.5
0 to 0.1
Iron (Fe), % 0 to 0.050
0 to 1.0
Lead (Pb), % 0
0 to 0.1
Magnesium (Mg), % 0
8.0 to 10.5
Manganese (Mn), % 0 to 0.5
0 to 0.55
Nickel (Ni), % 9.5 to 10.5
0 to 0.1
Silicon (Si), % 0
0 to 2.5
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 0
0 to 0.25
Residuals, % 0
0 to 0.15