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EN AC-71100 Aluminum vs. C76400 Nickel Silver

EN AC-71100 aluminum belongs to the aluminum alloys classification, while C76400 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 C76400 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
46
Tensile Strength: Ultimate (UTS), MPa 260
590 to 610

Thermal Properties

Latent Heat of Fusion, J/g 490
200
Maximum Temperature: Mechanical, °C 170
190
Melting Completion (Liquidus), °C 580
990
Melting Onset (Solidus), °C 520
950
Specific Heat Capacity, J/kg-K 860
400
Thermal Expansion, µm/m-K 22
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
5.7
Electrical Conductivity: Equal Weight (Specific), % IACS 97
6.1

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
32
Density, g/cm3 2.9
8.4
Embodied Carbon, kg CO2/kg material 7.4
4.1
Embodied Energy, MJ/kg 140
63
Embodied Water, L/kg 1010
300

Common Calculations

Stiffness to Weight: Axial, points 14
8.1
Stiffness to Weight: Bending, points 47
20
Strength to Weight: Axial, points 25
19 to 20
Strength to Weight: Bending, points 31
18 to 19
Thermal Shock Resistance, points 12
19 to 20

Alloy Composition

Aluminum (Al), % 78.7 to 83.3
0
Copper (Cu), % 0 to 0.1
58.5 to 61.5
Iron (Fe), % 0 to 0.3
0 to 0.25
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0.2 to 0.5
0
Manganese (Mn), % 0 to 0.15
0 to 0.5
Nickel (Ni), % 0
16.5 to 19.5
Silicon (Si), % 7.5 to 9.5
0
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 9.0 to 10.5
17.7 to 25
Residuals, % 0
0 to 0.5