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C74400 Nickel Silver vs. 6081 Aluminum

C74400 nickel silver belongs to the copper alloys classification, while 6081 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 6081 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
69
Elongation at Break, % 43
9.0
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 39
26
Shear Strength, MPa 240
180
Tensile Strength: Ultimate (UTS), MPa 350
310
Tensile Strength: Yield (Proof), MPa 120
270

Thermal Properties

Latent Heat of Fusion, J/g 180
410
Maximum Temperature: Mechanical, °C 140
160
Melting Completion (Liquidus), °C 930
640
Melting Onset (Solidus), °C 910
610
Specific Heat Capacity, J/kg-K 390
900
Thermal Conductivity, W/m-K 120
180
Thermal Expansion, µm/m-K 20
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
47
Electrical Conductivity: Equal Weight (Specific), % IACS 29
160

Otherwise Unclassified Properties

Base Metal Price, % relative 25
9.5
Density, g/cm3 8.2
2.7
Embodied Carbon, kg CO2/kg material 2.9
8.3
Embodied Energy, MJ/kg 48
150
Embodied Water, L/kg 320
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
27
Resilience: Unit (Modulus of Resilience), kJ/m3 63
540
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
50
Strength to Weight: Axial, points 12
32
Strength to Weight: Bending, points 14
37
Thermal Diffusivity, mm2/s 37
74
Thermal Shock Resistance, points 12
14

Alloy Composition

Aluminum (Al), % 0
96.3 to 98.6
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 62 to 66
0 to 0.1
Iron (Fe), % 0 to 0.050
0 to 0.5
Lead (Pb), % 0 to 0.050
0
Magnesium (Mg), % 0
0.6 to 1.0
Manganese (Mn), % 0
0.1 to 0.45
Nickel (Ni), % 2.0 to 4.0
0
Silicon (Si), % 0
0.7 to 1.1
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 29.6 to 36
0 to 0.2
Residuals, % 0
0 to 0.15