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C61800 Bronze vs. A357.0 Aluminum

C61800 bronze belongs to the copper alloys classification, while A357.0 aluminum belongs to the aluminum alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, 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 C61800 bronze and the bottom bar is A357.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
70
Elongation at Break, % 26
3.7
Fatigue Strength, MPa 190
100
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 44
26
Shear Strength, MPa 310
240
Tensile Strength: Ultimate (UTS), MPa 740
350
Tensile Strength: Yield (Proof), MPa 310
270

Thermal Properties

Latent Heat of Fusion, J/g 230
500
Maximum Temperature: Mechanical, °C 220
170
Melting Completion (Liquidus), °C 1050
610
Melting Onset (Solidus), °C 1040
560
Specific Heat Capacity, J/kg-K 440
900
Thermal Conductivity, W/m-K 64
160
Thermal Expansion, µm/m-K 18
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
40
Electrical Conductivity: Equal Weight (Specific), % IACS 14
140

Otherwise Unclassified Properties

Base Metal Price, % relative 28
12
Density, g/cm3 8.3
2.6
Embodied Carbon, kg CO2/kg material 3.1
8.2
Embodied Energy, MJ/kg 52
150
Embodied Water, L/kg 390
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
12
Resilience: Unit (Modulus of Resilience), kJ/m3 420
520
Stiffness to Weight: Axial, points 7.5
15
Stiffness to Weight: Bending, points 19
53
Strength to Weight: Axial, points 25
38
Strength to Weight: Bending, points 22
43
Thermal Diffusivity, mm2/s 18
68
Thermal Shock Resistance, points 26
17

Alloy Composition

Aluminum (Al), % 8.5 to 11
90.8 to 93
Beryllium (Be), % 0
0.040 to 0.070
Copper (Cu), % 86.9 to 91
0 to 0.2
Iron (Fe), % 0.5 to 1.5
0 to 0.2
Lead (Pb), % 0 to 0.020
0
Magnesium (Mg), % 0
0.4 to 0.7
Manganese (Mn), % 0
0 to 0.1
Silicon (Si), % 0 to 0.1
6.5 to 7.5
Titanium (Ti), % 0
0.040 to 0.2
Zinc (Zn), % 0 to 0.020
0 to 0.1
Residuals, % 0
0 to 0.15