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C61800 Bronze vs. 772.0 Aluminum

C61800 bronze belongs to the copper alloys classification, while 772.0 aluminum belongs to the aluminum alloys. There are 29 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 772.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
69
Elongation at Break, % 26
6.3 to 8.4
Fatigue Strength, MPa 190
94 to 160
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 44
26
Tensile Strength: Ultimate (UTS), MPa 740
260 to 320
Tensile Strength: Yield (Proof), MPa 310
220 to 250

Thermal Properties

Latent Heat of Fusion, J/g 230
380
Maximum Temperature: Mechanical, °C 220
180
Melting Completion (Liquidus), °C 1050
630
Melting Onset (Solidus), °C 1040
580
Specific Heat Capacity, J/kg-K 440
870
Thermal Conductivity, W/m-K 64
150
Thermal Expansion, µm/m-K 18
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
35
Electrical Conductivity: Equal Weight (Specific), % IACS 14
110

Otherwise Unclassified Properties

Base Metal Price, % relative 28
9.5
Density, g/cm3 8.3
3.0
Embodied Carbon, kg CO2/kg material 3.1
8.0
Embodied Energy, MJ/kg 52
150
Embodied Water, L/kg 390
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
16 to 25
Resilience: Unit (Modulus of Resilience), kJ/m3 420
350 to 430
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 19
46
Strength to Weight: Axial, points 25
25 to 31
Strength to Weight: Bending, points 22
31 to 36
Thermal Diffusivity, mm2/s 18
58
Thermal Shock Resistance, points 26
11 to 14

Alloy Composition

Aluminum (Al), % 8.5 to 11
91.2 to 93.2
Chromium (Cr), % 0
0.060 to 0.2
Copper (Cu), % 86.9 to 91
0 to 0.1
Iron (Fe), % 0.5 to 1.5
0 to 0.15
Lead (Pb), % 0 to 0.020
0
Magnesium (Mg), % 0
0.6 to 0.8
Manganese (Mn), % 0
0 to 0.1
Silicon (Si), % 0 to 0.1
0 to 0.15
Titanium (Ti), % 0
0.1 to 0.2
Zinc (Zn), % 0 to 0.020
6.0 to 7.0
Residuals, % 0
0 to 0.15