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B390.0 Aluminum vs. C64210 Bronze

B390.0 aluminum belongs to the aluminum alloys classification, while C64210 bronze belongs to the copper alloys. There are 28 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 B390.0 aluminum and the bottom bar is C64210 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 76
110
Elongation at Break, % 0.88
35
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 29
42
Tensile Strength: Ultimate (UTS), MPa 320
570
Tensile Strength: Yield (Proof), MPa 250
290

Thermal Properties

Latent Heat of Fusion, J/g 640
250
Maximum Temperature: Mechanical, °C 170
210
Melting Completion (Liquidus), °C 580
1040
Melting Onset (Solidus), °C 580
990
Specific Heat Capacity, J/kg-K 880
430
Thermal Conductivity, W/m-K 130
48
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
13
Electrical Conductivity: Equal Weight (Specific), % IACS 88
14

Otherwise Unclassified Properties

Base Metal Price, % relative 11
29
Density, g/cm3 2.8
8.4
Embodied Carbon, kg CO2/kg material 7.3
3.0
Embodied Energy, MJ/kg 130
49
Embodied Water, L/kg 940
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.6
170
Resilience: Unit (Modulus of Resilience), kJ/m3 410
360
Stiffness to Weight: Axial, points 15
7.4
Stiffness to Weight: Bending, points 51
19
Strength to Weight: Axial, points 32
19
Strength to Weight: Bending, points 38
18
Thermal Diffusivity, mm2/s 55
13
Thermal Shock Resistance, points 15
21

Alloy Composition

Aluminum (Al), % 72.7 to 79.6
6.3 to 7.0
Arsenic (As), % 0
0 to 0.15
Copper (Cu), % 4.0 to 5.0
89 to 92.2
Iron (Fe), % 0 to 1.3
0 to 0.3
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0.45 to 0.65
0
Manganese (Mn), % 0 to 0.5
0 to 0.1
Nickel (Ni), % 0 to 0.1
0 to 0.25
Silicon (Si), % 16 to 18
1.5 to 2.0
Tin (Sn), % 0
0 to 0.2
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 1.5
0 to 0.5
Residuals, % 0
0 to 0.5