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8090 Aluminum vs. C76400 Nickel Silver

8090 aluminum belongs to the aluminum alloys classification, while C76400 nickel silver belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (6, 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 8090 aluminum and the bottom bar is C76400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
120
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 25
46
Tensile Strength: Ultimate (UTS), MPa 340 to 490
590 to 610

Thermal Properties

Latent Heat of Fusion, J/g 400
200
Maximum Temperature: Mechanical, °C 190
190
Melting Completion (Liquidus), °C 660
990
Melting Onset (Solidus), °C 600
950
Specific Heat Capacity, J/kg-K 960
400
Thermal Conductivity, W/m-K 95 to 160
31
Thermal Expansion, µm/m-K 24
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
5.7
Electrical Conductivity: Equal Weight (Specific), % IACS 66
6.1

Otherwise Unclassified Properties

Base Metal Price, % relative 18
32
Density, g/cm3 2.7
8.4
Embodied Carbon, kg CO2/kg material 8.6
4.1
Embodied Energy, MJ/kg 170
63
Embodied Water, L/kg 1160
300

Common Calculations

Stiffness to Weight: Axial, points 14
8.1
Stiffness to Weight: Bending, points 50
20
Strength to Weight: Axial, points 34 to 49
19 to 20
Strength to Weight: Bending, points 39 to 50
18 to 19
Thermal Diffusivity, mm2/s 36 to 60
9.3
Thermal Shock Resistance, points 15 to 22
19 to 20

Alloy Composition


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Aluminum (Al), % 93 to 98.4
0
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 1.0 to 1.6
58.5 to 61.5
Iron (Fe), % 0 to 0.3
0 to 0.25
Lead (Pb), % 0
0 to 0.050
Lithium (Li), % 2.2 to 2.7
0
Magnesium (Mg), % 0.6 to 1.3
0
Manganese (Mn), % 0 to 0.1
0 to 0.5
Nickel (Ni), % 0
16.5 to 19.5
Silicon (Si), % 0 to 0.2
0
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.25
17.7 to 25
Zirconium (Zr), % 0.040 to 0.16
0
Residuals, % 0 to 0.15
0 to 0.5