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6262 Aluminum vs. C23400 Brass

6262 aluminum belongs to the aluminum alloys classification, while C23400 brass belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (10, 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 6262 aluminum and the bottom bar is C23400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
110
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
42
Tensile Strength: Ultimate (UTS), MPa 290 to 390
370 to 640

Thermal Properties

Latent Heat of Fusion, J/g 400
190
Maximum Temperature: Mechanical, °C 160
160
Melting Completion (Liquidus), °C 650
970
Melting Onset (Solidus), °C 580
930
Specific Heat Capacity, J/kg-K 890
390
Thermal Conductivity, W/m-K 170
120
Thermal Expansion, µm/m-K 23
19

Otherwise Unclassified Properties

Base Metal Price, % relative 10
27
Density, g/cm3 2.8
8.5
Embodied Carbon, kg CO2/kg material 8.3
2.6
Embodied Energy, MJ/kg 150
43
Embodied Water, L/kg 1190
320

Common Calculations

Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 48
19
Strength to Weight: Axial, points 29 to 39
12 to 21
Strength to Weight: Bending, points 35 to 42
13 to 19
Thermal Diffusivity, mm2/s 69
36
Thermal Shock Resistance, points 13 to 18
12 to 22

Alloy Composition

Aluminum (Al), % 94.7 to 97.8
0
Bismuth (Bi), % 0.4 to 0.7
0
Chromium (Cr), % 0.040 to 0.14
0
Copper (Cu), % 0.15 to 0.4
81 to 84
Iron (Fe), % 0 to 0.7
0 to 0.050
Lead (Pb), % 0.4 to 0.7
0 to 0.050
Magnesium (Mg), % 0.8 to 1.2
0
Manganese (Mn), % 0 to 0.15
0
Silicon (Si), % 0.4 to 0.8
0
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 0 to 0.25
15.7 to 19
Residuals, % 0
0 to 0.2