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5042 Aluminum vs. C78200 Nickel Silver

5042 aluminum belongs to the aluminum alloys classification, while C78200 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 5042 aluminum and the bottom bar is C78200 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
110
Elongation at Break, % 1.1 to 3.4
3.0 to 40
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
43
Shear Strength, MPa 200
280 to 400
Tensile Strength: Ultimate (UTS), MPa 340 to 360
370 to 630
Tensile Strength: Yield (Proof), MPa 270 to 310
170 to 570

Thermal Properties

Latent Heat of Fusion, J/g 400
190
Maximum Temperature: Mechanical, °C 180
160
Melting Completion (Liquidus), °C 640
1000
Melting Onset (Solidus), °C 570
970
Specific Heat Capacity, J/kg-K 900
390
Thermal Conductivity, W/m-K 130
48
Thermal Expansion, µm/m-K 24
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
11
Electrical Conductivity: Equal Weight (Specific), % IACS 110
12

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
28
Density, g/cm3 2.7
8.4
Embodied Carbon, kg CO2/kg material 8.8
3.3
Embodied Energy, MJ/kg 150
52
Embodied Water, L/kg 1180
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.6 to 12
18 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 550 to 720
130 to 1440
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 50
19
Strength to Weight: Axial, points 35 to 37
12 to 21
Strength to Weight: Bending, points 40 to 42
14 to 19
Thermal Diffusivity, mm2/s 53
15
Thermal Shock Resistance, points 15 to 16
12 to 21

Alloy Composition

Aluminum (Al), % 94.2 to 96.8
0
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0 to 0.15
63 to 67
Iron (Fe), % 0 to 0.35
0 to 0.35
Lead (Pb), % 0
1.5 to 2.5
Magnesium (Mg), % 3.0 to 4.0
0
Manganese (Mn), % 0.2 to 0.5
0 to 0.5
Nickel (Ni), % 0
7.0 to 9.0
Silicon (Si), % 0 to 0.2
0
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.25
20.2 to 28.5
Residuals, % 0
0 to 0.5