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6023 Aluminum vs. C41500 Brass

6023 aluminum belongs to the aluminum alloys classification, while C41500 brass belongs to the copper alloys. There are 29 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 6023 aluminum and the bottom bar is C41500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
110
Elongation at Break, % 11
2.0 to 42
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
42
Shear Strength, MPa 210 to 220
220 to 360
Tensile Strength: Ultimate (UTS), MPa 360
340 to 560
Tensile Strength: Yield (Proof), MPa 300 to 310
190 to 550

Thermal Properties

Latent Heat of Fusion, J/g 400
200
Maximum Temperature: Mechanical, °C 160
180
Melting Completion (Liquidus), °C 640
1030
Melting Onset (Solidus), °C 580
1010
Specific Heat Capacity, J/kg-K 890
380
Thermal Conductivity, W/m-K 170
120
Thermal Expansion, µm/m-K 23
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
28
Electrical Conductivity: Equal Weight (Specific), % IACS 140
29

Otherwise Unclassified Properties

Base Metal Price, % relative 11
30
Density, g/cm3 2.8
8.7
Embodied Carbon, kg CO2/kg material 8.3
2.8
Embodied Energy, MJ/kg 150
45
Embodied Water, L/kg 1180
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 39
11 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 670 to 690
160 to 1340
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 49
18
Strength to Weight: Axial, points 35 to 36
11 to 18
Strength to Weight: Bending, points 40
12 to 17
Thermal Diffusivity, mm2/s 67
37
Thermal Shock Resistance, points 16
12 to 20

Alloy Composition

Aluminum (Al), % 94 to 97.7
0
Bismuth (Bi), % 0.3 to 0.8
0
Copper (Cu), % 0.2 to 0.5
89 to 93
Iron (Fe), % 0 to 0.5
0 to 0.050
Lead (Pb), % 0
0 to 0.1
Magnesium (Mg), % 0.4 to 0.9
0
Manganese (Mn), % 0.2 to 0.6
0
Silicon (Si), % 0.6 to 1.4
0
Tin (Sn), % 0.6 to 1.2
1.5 to 2.2
Zinc (Zn), % 0
4.2 to 9.5
Residuals, % 0
0 to 0.5