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3303 Aluminum vs. C77400 Nickel Silver

3303 aluminum belongs to the aluminum alloys classification, while C77400 nickel silver belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, 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 3303 aluminum and the bottom bar is C77400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
110
Elongation at Break, % 23
25
Poisson's Ratio 0.33
0.3
Shear Modulus, GPa 26
42
Shear Strength, MPa 69
360
Tensile Strength: Ultimate (UTS), MPa 110
570
Tensile Strength: Yield (Proof), MPa 39
250

Thermal Properties

Latent Heat of Fusion, J/g 400
170
Maximum Temperature: Mechanical, °C 180
130
Melting Completion (Liquidus), °C 650
810
Melting Onset (Solidus), °C 620
770
Specific Heat Capacity, J/kg-K 900
390
Thermal Expansion, µm/m-K 23
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 43
27
Electrical Conductivity: Equal Weight (Specific), % IACS 140
31

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
25
Density, g/cm3 2.8
7.9
Embodied Carbon, kg CO2/kg material 8.1
3.5
Embodied Energy, MJ/kg 150
57
Embodied Water, L/kg 1180
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
120
Resilience: Unit (Modulus of Resilience), kJ/m3 11
290
Stiffness to Weight: Axial, points 14
7.7
Stiffness to Weight: Bending, points 49
20
Strength to Weight: Axial, points 11
20
Strength to Weight: Bending, points 18
19
Thermal Shock Resistance, points 4.8
18

Alloy Composition

Aluminum (Al), % 96.6 to 99
0
Copper (Cu), % 0.050 to 0.2
43 to 47
Iron (Fe), % 0 to 0.7
0
Lead (Pb), % 0
0 to 0.2
Manganese (Mn), % 1.0 to 1.5
0
Nickel (Ni), % 0
9.0 to 11
Silicon (Si), % 0 to 0.6
0
Zinc (Zn), % 0 to 0.3
41.3 to 48
Residuals, % 0 to 0.15
0 to 0.5