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C67500 Bronze vs. 3102 Aluminum

C67500 bronze belongs to the copper alloys classification, while 3102 aluminum belongs to the aluminum 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 C67500 bronze and the bottom bar is 3102 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
69
Elongation at Break, % 14 to 33
23 to 28
Poisson's Ratio 0.3
0.33
Shear Modulus, GPa 40
26
Shear Strength, MPa 270 to 350
58 to 65
Tensile Strength: Ultimate (UTS), MPa 430 to 580
92 to 100
Tensile Strength: Yield (Proof), MPa 170 to 370
28 to 34

Thermal Properties

Latent Heat of Fusion, J/g 170
400
Maximum Temperature: Mechanical, °C 120
180
Melting Completion (Liquidus), °C 890
640
Melting Onset (Solidus), °C 870
640
Specific Heat Capacity, J/kg-K 390
900
Thermal Conductivity, W/m-K 110
230
Thermal Expansion, µm/m-K 21
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24
56
Electrical Conductivity: Equal Weight (Specific), % IACS 27
190

Otherwise Unclassified Properties

Base Metal Price, % relative 23
9.0
Density, g/cm3 8.0
2.7
Embodied Carbon, kg CO2/kg material 2.8
8.2
Embodied Energy, MJ/kg 47
150
Embodied Water, L/kg 330
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 61 to 130
16 to 22
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 650
5.8 to 8.3
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 20
50
Strength to Weight: Axial, points 15 to 20
9.4 to 10
Strength to Weight: Bending, points 16 to 19
17 to 18
Thermal Diffusivity, mm2/s 34
92
Thermal Shock Resistance, points 14 to 19
4.1 to 4.4

Alloy Composition

Aluminum (Al), % 0 to 0.25
97.9 to 99.95
Copper (Cu), % 57 to 60
0 to 0.1
Iron (Fe), % 0.8 to 2.0
0 to 0.7
Lead (Pb), % 0 to 0.2
0
Manganese (Mn), % 0.050 to 0.5
0.050 to 0.4
Silicon (Si), % 0
0 to 0.4
Tin (Sn), % 0.5 to 1.5
0
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 35.1 to 41.7
0 to 0.3
Residuals, % 0
0 to 0.15