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5254 Aluminum vs. C74400 Nickel Silver

5254 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 5254 aluminum and the bottom bar is C74400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
110
Elongation at Break, % 3.4 to 22
43
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 26
39
Shear Strength, MPa 150 to 200
240
Tensile Strength: Ultimate (UTS), MPa 240 to 350
350
Tensile Strength: Yield (Proof), MPa 100 to 270
120

Thermal Properties

Latent Heat of Fusion, J/g 400
180
Maximum Temperature: Mechanical, °C 190
140
Melting Completion (Liquidus), °C 640
930
Melting Onset (Solidus), °C 590
910
Specific Heat Capacity, J/kg-K 900
390
Thermal Conductivity, W/m-K 130
120
Thermal Expansion, µm/m-K 24
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
26
Electrical Conductivity: Equal Weight (Specific), % IACS 110
29

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
25
Density, g/cm3 2.7
8.2
Embodied Carbon, kg CO2/kg material 8.8
2.9
Embodied Energy, MJ/kg 150
48
Embodied Water, L/kg 1180
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11 to 41
120
Resilience: Unit (Modulus of Resilience), kJ/m3 73 to 550
63
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 51
19
Strength to Weight: Axial, points 25 to 37
12
Strength to Weight: Bending, points 32 to 41
14
Thermal Diffusivity, mm2/s 52
37
Thermal Shock Resistance, points 10 to 16
12

Alloy Composition

Aluminum (Al), % 94.4 to 96.8
0
Chromium (Cr), % 0.15 to 0.35
0
Copper (Cu), % 0 to 0.050
62 to 66
Iron (Fe), % 0 to 0.45
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 3.1 to 3.9
0
Manganese (Mn), % 0 to 0.010
0
Nickel (Ni), % 0
2.0 to 4.0
Silicon (Si), % 0 to 0.45
0
Titanium (Ti), % 0 to 0.050
0
Zinc (Zn), % 0 to 0.2
29.6 to 36
Residuals, % 0
0 to 0.3