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6101B Aluminum vs. C79200 Nickel Silver

6101B 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 (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 6101B aluminum and the bottom bar is C79200 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
120
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
44
Tensile Strength: Ultimate (UTS), MPa 190 to 250
480 to 540

Thermal Properties

Latent Heat of Fusion, J/g 400
190
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 640
950
Melting Onset (Solidus), °C 630
910
Specific Heat Capacity, J/kg-K 900
390
Thermal Conductivity, W/m-K 210
42
Thermal Expansion, µm/m-K 23
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 57
28
Electrical Conductivity: Equal Weight (Specific), % IACS 190
30

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
30
Density, g/cm3 2.7
8.4
Embodied Carbon, kg CO2/kg material 8.3
3.6
Embodied Energy, MJ/kg 150
56
Embodied Water, L/kg 1190
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.7
Stiffness to Weight: Bending, points 50
19
Strength to Weight: Axial, points 20 to 25
16 to 18
Strength to Weight: Bending, points 27 to 32
16 to 18
Thermal Diffusivity, mm2/s 87
13
Thermal Shock Resistance, points 8.5 to 11
16 to 18

Alloy Composition

Aluminum (Al), % 98.2 to 99.3
0
Copper (Cu), % 0 to 0.050
59 to 66.5
Iron (Fe), % 0.1 to 0.3
0 to 0.25
Lead (Pb), % 0
0.8 to 1.4
Magnesium (Mg), % 0.35 to 0.6
0
Manganese (Mn), % 0 to 0.050
0 to 0.5
Nickel (Ni), % 0
11 to 13
Silicon (Si), % 0.3 to 0.6
0
Zinc (Zn), % 0 to 0.1
17.9 to 29.2
Residuals, % 0
0 to 0.5