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5082 Aluminum vs. C69710 Brass

5082 aluminum belongs to the aluminum alloys classification, while C69710 brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (1, 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 5082 aluminum and the bottom bar is C69710 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
110
Elongation at Break, % 1.1
25
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 25
41
Shear Strength, MPa 210 to 230
300
Tensile Strength: Ultimate (UTS), MPa 380 to 400
470
Tensile Strength: Yield (Proof), MPa 300 to 340
230

Thermal Properties

Latent Heat of Fusion, J/g 400
240
Maximum Temperature: Mechanical, °C 180
160
Melting Completion (Liquidus), °C 640
930
Melting Onset (Solidus), °C 560
880
Specific Heat Capacity, J/kg-K 910
400
Thermal Conductivity, W/m-K 130
40
Thermal Expansion, µm/m-K 24
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 110
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
26
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 1180
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.0 to 4.3
99
Resilience: Unit (Modulus of Resilience), kJ/m3 670 to 870
250
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 51
19
Strength to Weight: Axial, points 39 to 41
16
Strength to Weight: Bending, points 43 to 45
16
Thermal Diffusivity, mm2/s 54
12
Thermal Shock Resistance, points 17 to 18
16

Alloy Composition

Aluminum (Al), % 93.5 to 96
0
Arsenic (As), % 0
0.030 to 0.060
Chromium (Cr), % 0 to 0.15
0
Copper (Cu), % 0 to 0.15
75 to 80
Iron (Fe), % 0 to 0.35
0 to 0.2
Lead (Pb), % 0
0.5 to 1.5
Magnesium (Mg), % 4.0 to 5.0
0
Manganese (Mn), % 0 to 0.15
0 to 0.4
Silicon (Si), % 0 to 0.2
2.5 to 3.5
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.25
13.8 to 22
Residuals, % 0
0 to 0.5