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C61500 Bronze vs. 4104 Aluminum

C61500 bronze belongs to the copper alloys classification, while 4104 aluminum belongs to the aluminum 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 C61500 bronze and the bottom bar is 4104 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
71
Elongation at Break, % 3.0 to 55
2.4
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 42
27
Shear Strength, MPa 350 to 550
63
Tensile Strength: Ultimate (UTS), MPa 480 to 970
110
Tensile Strength: Yield (Proof), MPa 150 to 720
60

Thermal Properties

Latent Heat of Fusion, J/g 220
540
Maximum Temperature: Mechanical, °C 220
160
Melting Completion (Liquidus), °C 1040
600
Melting Onset (Solidus), °C 1030
560
Specific Heat Capacity, J/kg-K 430
900
Thermal Conductivity, W/m-K 58
130
Thermal Expansion, µm/m-K 18
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
33
Electrical Conductivity: Equal Weight (Specific), % IACS 13
120

Otherwise Unclassified Properties

Base Metal Price, % relative 29
9.5
Density, g/cm3 8.4
2.6
Embodied Carbon, kg CO2/kg material 3.2
8.0
Embodied Energy, MJ/kg 52
150
Embodied Water, L/kg 380
1080

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 200
2.3
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 2310
25
Stiffness to Weight: Axial, points 7.5
15
Stiffness to Weight: Bending, points 19
54
Strength to Weight: Axial, points 16 to 32
12
Strength to Weight: Bending, points 16 to 26
20
Thermal Diffusivity, mm2/s 16
58
Thermal Shock Resistance, points 17 to 34
5.1

Alloy Composition

Aluminum (Al), % 7.7 to 8.3
85.8 to 90
Bismuth (Bi), % 0
0.020 to 0.2
Copper (Cu), % 89 to 90.5
0 to 0.25
Iron (Fe), % 0
0 to 0.8
Lead (Pb), % 0 to 0.015
0
Magnesium (Mg), % 0
1.0 to 2.0
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 1.8 to 2.2
0
Silicon (Si), % 0
9.0 to 10.5
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.15