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5070 Aluminum vs. C77300 Nickel Silver

5070 aluminum belongs to the aluminum alloys classification, while C77300 nickel silver belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (9, 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 5070 aluminum and the bottom bar is C77300 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
110
Poisson's Ratio 0.33
0.3
Shear Modulus, GPa 26
42
Tensile Strength: Ultimate (UTS), MPa 300
540

Thermal Properties

Latent Heat of Fusion, J/g 390
180
Maximum Temperature: Mechanical, °C 190
130
Melting Completion (Liquidus), °C 640
940
Melting Onset (Solidus), °C 550
920
Specific Heat Capacity, J/kg-K 900
390
Thermal Expansion, µm/m-K 24
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
5.5
Electrical Conductivity: Equal Weight (Specific), % IACS 100
6.3

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
26
Density, g/cm3 2.7
7.9
Embodied Carbon, kg CO2/kg material 8.8
3.5
Embodied Energy, MJ/kg 150
56
Embodied Water, L/kg 1170
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.7
Stiffness to Weight: Bending, points 50
20
Strength to Weight: Axial, points 31
19
Strength to Weight: Bending, points 37
19
Thermal Shock Resistance, points 14
17

Alloy Composition


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Aluminum (Al), % 92.4 to 95.7
0 to 0.010
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.25
46 to 50
Iron (Fe), % 0 to 0.4
0
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 3.5 to 4.5
0
Manganese (Mn), % 0.4 to 0.8
0
Nickel (Ni), % 0
9.0 to 11
Phosphorus (P), % 0
0 to 0.25
Silicon (Si), % 0 to 0.25
0.040 to 0.25
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 0.4 to 0.8
37.9 to 45
Residuals, % 0 to 0.15
0 to 0.5