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1085 Aluminum vs. C75400 Nickel Silver

1085 aluminum belongs to the aluminum alloys classification, while C75400 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 1085 aluminum and the bottom bar is C75400 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
120
Elongation at Break, % 4.5 to 39
2.0 to 43
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
46
Shear Strength, MPa 48 to 79
250 to 370
Tensile Strength: Ultimate (UTS), MPa 73 to 140
370 to 630
Tensile Strength: Yield (Proof), MPa 17 to 120
130 to 590

Thermal Properties

Latent Heat of Fusion, J/g 400
200
Maximum Temperature: Mechanical, °C 170
190
Melting Completion (Liquidus), °C 640
1080
Melting Onset (Solidus), °C 640
1040
Specific Heat Capacity, J/kg-K 900
390
Thermal Conductivity, W/m-K 230
36
Thermal Expansion, µm/m-K 23
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 61
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 200
7.4

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
32
Density, g/cm3 2.7
8.5
Embodied Carbon, kg CO2/kg material 8.3
3.8
Embodied Energy, MJ/kg 160
59
Embodied Water, L/kg 1200
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.8 to 21
12 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 2.1 to 110
75 to 1450
Stiffness to Weight: Axial, points 14
7.9
Stiffness to Weight: Bending, points 50
19
Strength to Weight: Axial, points 7.5 to 14
12 to 21
Strength to Weight: Bending, points 14 to 22
13 to 19
Thermal Diffusivity, mm2/s 94
11
Thermal Shock Resistance, points 3.3 to 6.1
12 to 21

Alloy Composition

Aluminum (Al), % 99.85 to 100
0
Copper (Cu), % 0 to 0.030
63.5 to 66.5
Gallium (Ga), % 0 to 0.030
0
Iron (Fe), % 0 to 0.12
0 to 0.25
Lead (Pb), % 0
0 to 0.1
Magnesium (Mg), % 0 to 0.020
0
Manganese (Mn), % 0 to 0.020
0 to 0.5
Nickel (Ni), % 0
14 to 16
Silicon (Si), % 0 to 0.1
0
Titanium (Ti), % 0 to 0.020
0
Vanadium (V), % 0 to 0.050
0
Zinc (Zn), % 0 to 0.030
16.2 to 22.5
Residuals, % 0
0 to 0.5