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C74400 Nickel Silver vs. 7108A Aluminum

C74400 nickel silver belongs to the copper alloys classification, while 7108A aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (1, 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 C74400 nickel silver and the bottom bar is 7108A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
69
Elongation at Break, % 43
11 to 13
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 39
26
Shear Strength, MPa 240
210
Tensile Strength: Ultimate (UTS), MPa 350
350
Tensile Strength: Yield (Proof), MPa 120
290 to 300

Thermal Properties

Latent Heat of Fusion, J/g 180
380
Maximum Temperature: Mechanical, °C 140
210
Melting Completion (Liquidus), °C 930
630
Melting Onset (Solidus), °C 910
520
Specific Heat Capacity, J/kg-K 390
870
Thermal Conductivity, W/m-K 120
150
Thermal Expansion, µm/m-K 20
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
36
Electrical Conductivity: Equal Weight (Specific), % IACS 29
110

Otherwise Unclassified Properties

Base Metal Price, % relative 25
10
Density, g/cm3 8.2
2.9
Embodied Carbon, kg CO2/kg material 2.9
8.3
Embodied Energy, MJ/kg 48
150
Embodied Water, L/kg 320
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
38 to 44
Resilience: Unit (Modulus of Resilience), kJ/m3 63
610 to 640
Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 19
47
Strength to Weight: Axial, points 12
33 to 34
Strength to Weight: Bending, points 14
38
Thermal Diffusivity, mm2/s 37
59
Thermal Shock Resistance, points 12
15 to 16

Alloy Composition

Aluminum (Al), % 0
91.6 to 94.4
Chromium (Cr), % 0
0 to 0.040
Copper (Cu), % 62 to 66
0 to 0.050
Gallium (Ga), % 0
0 to 0.030
Iron (Fe), % 0 to 0.050
0 to 0.3
Lead (Pb), % 0 to 0.050
0
Magnesium (Mg), % 0
0.7 to 1.5
Manganese (Mn), % 0
0 to 0.050
Nickel (Ni), % 2.0 to 4.0
0
Silicon (Si), % 0
0 to 0.2
Titanium (Ti), % 0
0 to 0.030
Zinc (Zn), % 29.6 to 36
4.8 to 5.8
Zirconium (Zr), % 0
0.15 to 0.25
Residuals, % 0
0 to 0.15