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6023 Aluminum vs. C61300 Bronze

6023 aluminum belongs to the aluminum alloys classification, while C61300 bronze 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 6023 aluminum and the bottom bar is C61300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
110
Elongation at Break, % 11
34 to 40
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 26
43
Shear Strength, MPa 210 to 220
370 to 390
Tensile Strength: Ultimate (UTS), MPa 360
550 to 580
Tensile Strength: Yield (Proof), MPa 300 to 310
230 to 310

Thermal Properties

Latent Heat of Fusion, J/g 400
220
Maximum Temperature: Mechanical, °C 160
210
Melting Completion (Liquidus), °C 640
1050
Melting Onset (Solidus), °C 580
1040
Specific Heat Capacity, J/kg-K 890
420
Thermal Conductivity, W/m-K 170
55
Thermal Expansion, µm/m-K 23
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
12
Electrical Conductivity: Equal Weight (Specific), % IACS 140
13

Otherwise Unclassified Properties

Base Metal Price, % relative 11
29
Density, g/cm3 2.8
8.5
Embodied Carbon, kg CO2/kg material 8.3
3.0
Embodied Energy, MJ/kg 150
49
Embodied Water, L/kg 1180
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 39
150 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 670 to 690
230 to 410
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 49
19
Strength to Weight: Axial, points 35 to 36
18 to 19
Strength to Weight: Bending, points 40
18
Thermal Diffusivity, mm2/s 67
15
Thermal Shock Resistance, points 16
19 to 20

Alloy Composition

Aluminum (Al), % 94 to 97.7
6.0 to 7.5
Bismuth (Bi), % 0.3 to 0.8
0
Copper (Cu), % 0.2 to 0.5
88 to 91.8
Iron (Fe), % 0 to 0.5
2.0 to 3.0
Lead (Pb), % 0
0 to 0.010
Magnesium (Mg), % 0.4 to 0.9
0
Manganese (Mn), % 0.2 to 0.6
0 to 0.2
Nickel (Ni), % 0
0 to 0.15
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0.6 to 1.4
0 to 0.1
Tin (Sn), % 0.6 to 1.2
0.2 to 0.5
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.2