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8090 Aluminum vs. C74400 Nickel Silver

8090 aluminum belongs to the aluminum alloys classification, while C74400 nickel silver belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, 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 C74400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
110
Elongation at Break, % 3.5 to 13
43
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 25
39
Tensile Strength: Ultimate (UTS), MPa 340 to 490
350
Tensile Strength: Yield (Proof), MPa 210 to 420
120

Thermal Properties

Latent Heat of Fusion, J/g 400
180
Maximum Temperature: Mechanical, °C 190
140
Melting Completion (Liquidus), °C 660
930
Melting Onset (Solidus), °C 600
910
Specific Heat Capacity, J/kg-K 960
390
Thermal Conductivity, W/m-K 95 to 160
120
Thermal Expansion, µm/m-K 24
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
26
Electrical Conductivity: Equal Weight (Specific), % IACS 66
29

Otherwise Unclassified Properties

Base Metal Price, % relative 18
25
Density, g/cm3 2.7
8.2
Embodied Carbon, kg CO2/kg material 8.6
2.9
Embodied Energy, MJ/kg 170
48
Embodied Water, L/kg 1160
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16 to 41
120
Resilience: Unit (Modulus of Resilience), kJ/m3 340 to 1330
63
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 50
19
Strength to Weight: Axial, points 34 to 49
12
Strength to Weight: Bending, points 39 to 50
14
Thermal Diffusivity, mm2/s 36 to 60
37
Thermal Shock Resistance, points 15 to 22
12

Alloy Composition

Aluminum (Al), % 93 to 98.4
0
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 1.0 to 1.6
62 to 66
Iron (Fe), % 0 to 0.3
0 to 0.050
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
Nickel (Ni), % 0
2.0 to 4.0
Silicon (Si), % 0 to 0.2
0
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.25
29.6 to 36
Zirconium (Zr), % 0.040 to 0.16
0
Residuals, % 0
0 to 0.3