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6106 Aluminum vs. C95400 Bronze

6106 aluminum belongs to the aluminum alloys classification, while C95400 bronze belongs to the copper alloys. There are 28 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 6106 aluminum and the bottom bar is C95400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
110
Elongation at Break, % 9.1
8.1 to 16
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 26
43
Tensile Strength: Ultimate (UTS), MPa 290
600 to 710
Tensile Strength: Yield (Proof), MPa 220
240 to 360

Thermal Properties

Latent Heat of Fusion, J/g 400
230
Maximum Temperature: Mechanical, °C 160
230
Melting Completion (Liquidus), °C 660
1040
Melting Onset (Solidus), °C 610
1030
Specific Heat Capacity, J/kg-K 900
440
Thermal Conductivity, W/m-K 190
59
Thermal Expansion, µm/m-K 23
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 49
13
Electrical Conductivity: Equal Weight (Specific), % IACS 160
14

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
27
Density, g/cm3 2.7
8.2
Embodied Carbon, kg CO2/kg material 8.3
3.2
Embodied Energy, MJ/kg 150
53
Embodied Water, L/kg 1190
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24
48 to 75
Resilience: Unit (Modulus of Resilience), kJ/m3 370
250 to 560
Stiffness to Weight: Axial, points 14
7.7
Stiffness to Weight: Bending, points 50
20
Strength to Weight: Axial, points 29
20 to 24
Strength to Weight: Bending, points 35
19 to 22
Thermal Diffusivity, mm2/s 78
16
Thermal Shock Resistance, points 13
21 to 25

Alloy Composition

Aluminum (Al), % 97.2 to 99.3
10 to 11.5
Chromium (Cr), % 0 to 0.2
0
Copper (Cu), % 0 to 0.25
83 to 87
Iron (Fe), % 0 to 0.35
3.0 to 5.0
Magnesium (Mg), % 0.4 to 0.8
0
Manganese (Mn), % 0.050 to 0.2
0 to 0.5
Nickel (Ni), % 0
0 to 1.5
Silicon (Si), % 0.3 to 0.6
0
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.15
0
Residuals, % 0
0 to 0.5