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EN AC-71100 Aluminum vs. C79200 Nickel Silver

EN AC-71100 aluminum belongs to the aluminum alloys classification, while C79200 nickel silver belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (8, 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 EN AC-71100 aluminum and the bottom bar is C79200 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
120
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 27
44
Tensile Strength: Ultimate (UTS), MPa 260
480 to 540

Thermal Properties

Latent Heat of Fusion, J/g 490
190
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 580
950
Melting Onset (Solidus), °C 520
910
Specific Heat Capacity, J/kg-K 860
390
Thermal Expansion, µm/m-K 22
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
28
Electrical Conductivity: Equal Weight (Specific), % IACS 97
30

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
30
Density, g/cm3 2.9
8.4
Embodied Carbon, kg CO2/kg material 7.4
3.6
Embodied Energy, MJ/kg 140
56
Embodied Water, L/kg 1010
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.7
Stiffness to Weight: Bending, points 47
19
Strength to Weight: Axial, points 25
16 to 18
Strength to Weight: Bending, points 31
16 to 18
Thermal Shock Resistance, points 12
16 to 18

Alloy Composition

Aluminum (Al), % 78.7 to 83.3
0
Copper (Cu), % 0 to 0.1
59 to 66.5
Iron (Fe), % 0 to 0.3
0 to 0.25
Lead (Pb), % 0
0.8 to 1.4
Magnesium (Mg), % 0.2 to 0.5
0
Manganese (Mn), % 0 to 0.15
0 to 0.5
Nickel (Ni), % 0
11 to 13
Silicon (Si), % 7.5 to 9.5
0
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 9.0 to 10.5
17.9 to 29.2
Residuals, % 0
0 to 0.5