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7108A Aluminum vs. C75400 Nickel Silver

7108A aluminum belongs to the aluminum alloys classification, while C75400 nickel silver belongs to the copper alloys. There are 29 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 7108A aluminum and the bottom bar is C75400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
120
Elongation at Break, % 11 to 13
2.0 to 43
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
46
Shear Strength, MPa 210
250 to 370
Tensile Strength: Ultimate (UTS), MPa 350
370 to 630
Tensile Strength: Yield (Proof), MPa 290 to 300
130 to 590

Thermal Properties

Latent Heat of Fusion, J/g 380
200
Maximum Temperature: Mechanical, °C 210
190
Melting Completion (Liquidus), °C 630
1080
Melting Onset (Solidus), °C 520
1040
Specific Heat Capacity, J/kg-K 870
390
Thermal Conductivity, W/m-K 150
36
Thermal Expansion, µm/m-K 24
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 110
7.4

Otherwise Unclassified Properties

Base Metal Price, % relative 10
32
Density, g/cm3 2.9
8.5
Embodied Carbon, kg CO2/kg material 8.3
3.8
Embodied Energy, MJ/kg 150
59
Embodied Water, L/kg 1150
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 44
12 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 610 to 640
75 to 1450
Stiffness to Weight: Axial, points 13
7.9
Stiffness to Weight: Bending, points 47
19
Strength to Weight: Axial, points 33 to 34
12 to 21
Strength to Weight: Bending, points 38
13 to 19
Thermal Diffusivity, mm2/s 59
11
Thermal Shock Resistance, points 15 to 16
12 to 21

Alloy Composition

Aluminum (Al), % 91.6 to 94.4
0
Chromium (Cr), % 0 to 0.040
0
Copper (Cu), % 0 to 0.050
63.5 to 66.5
Gallium (Ga), % 0 to 0.030
0
Iron (Fe), % 0 to 0.3
0 to 0.25
Lead (Pb), % 0
0 to 0.1
Magnesium (Mg), % 0.7 to 1.5
0
Manganese (Mn), % 0 to 0.050
0 to 0.5
Nickel (Ni), % 0
14 to 16
Silicon (Si), % 0 to 0.2
0
Titanium (Ti), % 0 to 0.030
0
Zinc (Zn), % 4.8 to 5.8
16.2 to 22.5
Zirconium (Zr), % 0.15 to 0.25
0
Residuals, % 0
0 to 0.5