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6012 Aluminum vs. C74400 Nickel Silver

6012 aluminum belongs to the aluminum alloys classification, while C74400 nickel silver belongs to the copper 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 6012 aluminum and the bottom bar is C74400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
110
Elongation at Break, % 9.1 to 11
43
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 26
39
Shear Strength, MPa 130 to 190
240
Tensile Strength: Ultimate (UTS), MPa 220 to 320
350
Tensile Strength: Yield (Proof), MPa 110 to 260
120

Thermal Properties

Latent Heat of Fusion, J/g 400
180
Maximum Temperature: Mechanical, °C 170
140
Melting Completion (Liquidus), °C 640
930
Melting Onset (Solidus), °C 570
910
Specific Heat Capacity, J/kg-K 890
390
Thermal Conductivity, W/m-K 160
120
Thermal Expansion, µm/m-K 23
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
26
Electrical Conductivity: Equal Weight (Specific), % IACS 140
29

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
25
Density, g/cm3 2.9
8.2
Embodied Carbon, kg CO2/kg material 8.2
2.9
Embodied Energy, MJ/kg 150
48
Embodied Water, L/kg 1170
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 28
120
Resilience: Unit (Modulus of Resilience), kJ/m3 94 to 480
63
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 48
19
Strength to Weight: Axial, points 22 to 32
12
Strength to Weight: Bending, points 29 to 37
14
Thermal Diffusivity, mm2/s 62
37
Thermal Shock Resistance, points 10 to 14
12

Alloy Composition

Aluminum (Al), % 92.2 to 98
0
Bismuth (Bi), % 0 to 0.7
0
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.1
62 to 66
Iron (Fe), % 0 to 0.5
0 to 0.050
Lead (Pb), % 0.4 to 2.0
0 to 0.050
Magnesium (Mg), % 0.6 to 1.2
0
Manganese (Mn), % 0.4 to 1.0
0
Nickel (Ni), % 0
2.0 to 4.0
Silicon (Si), % 0.6 to 1.4
0
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.3
29.6 to 36
Residuals, % 0
0 to 0.3