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5083 Aluminum vs. C69400 Brass

5083 aluminum belongs to the aluminum alloys classification, while C69400 brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, 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 5083 aluminum and the bottom bar is C69400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
110
Elongation at Break, % 1.1 to 17
17
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
42
Shear Strength, MPa 170 to 220
350
Tensile Strength: Ultimate (UTS), MPa 290 to 390
570
Tensile Strength: Yield (Proof), MPa 110 to 340
270

Thermal Properties

Latent Heat of Fusion, J/g 400
260
Maximum Temperature: Mechanical, °C 190
170
Melting Completion (Liquidus), °C 640
920
Melting Onset (Solidus), °C 580
820
Specific Heat Capacity, J/kg-K 900
410
Thermal Conductivity, W/m-K 120
26
Thermal Expansion, µm/m-K 24
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
6.2
Electrical Conductivity: Equal Weight (Specific), % IACS 96
6.7

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
27
Density, g/cm3 2.7
8.3
Embodied Carbon, kg CO2/kg material 8.9
2.7
Embodied Energy, MJ/kg 150
44
Embodied Water, L/kg 1170
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.2 to 42
80
Resilience: Unit (Modulus of Resilience), kJ/m3 95 to 860
340
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 50
19
Strength to Weight: Axial, points 29 to 40
19
Strength to Weight: Bending, points 36 to 44
18
Thermal Diffusivity, mm2/s 48
7.7
Thermal Shock Resistance, points 12 to 17
20

Alloy Composition

Aluminum (Al), % 92.4 to 95.6
0
Chromium (Cr), % 0.050 to 0.25
0
Copper (Cu), % 0 to 0.1
80 to 83
Iron (Fe), % 0 to 0.4
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Magnesium (Mg), % 4.0 to 4.9
0
Manganese (Mn), % 0.4 to 1.0
0
Silicon (Si), % 0 to 0.4
3.5 to 4.5
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 0 to 0.25
11.5 to 16.5
Residuals, % 0
0 to 0.5