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C355.0 Aluminum vs. C79200 Nickel Silver

C355.0 aluminum belongs to the aluminum alloys classification, while C79200 nickel silver belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, 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 C355.0 aluminum and the bottom bar is C79200 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
120
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
44
Tensile Strength: Ultimate (UTS), MPa 290 to 310
480 to 540

Thermal Properties

Latent Heat of Fusion, J/g 470
190
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 620
950
Melting Onset (Solidus), °C 570
910
Specific Heat Capacity, J/kg-K 900
390
Thermal Conductivity, W/m-K 150
42
Thermal Expansion, µm/m-K 22
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 39
28
Electrical Conductivity: Equal Weight (Specific), % IACS 130
30

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
30
Density, g/cm3 2.7
8.4
Embodied Carbon, kg CO2/kg material 8.0
3.6
Embodied Energy, MJ/kg 150
56
Embodied Water, L/kg 1120
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.7
Stiffness to Weight: Bending, points 51
19
Strength to Weight: Axial, points 30 to 32
16 to 18
Strength to Weight: Bending, points 36 to 37
16 to 18
Thermal Diffusivity, mm2/s 60
13
Thermal Shock Resistance, points 13 to 14
16 to 18

Alloy Composition

Aluminum (Al), % 91.7 to 94.1
0
Copper (Cu), % 1.0 to 1.5
59 to 66.5
Iron (Fe), % 0 to 0.2
0 to 0.25
Lead (Pb), % 0
0.8 to 1.4
Magnesium (Mg), % 0.4 to 0.6
0
Manganese (Mn), % 0 to 0.1
0 to 0.5
Nickel (Ni), % 0
11 to 13
Silicon (Si), % 4.5 to 5.5
0
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.1
17.9 to 29.2
Residuals, % 0
0 to 0.5