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C66200 Brass vs. 6261 Aluminum

C66200 brass belongs to the copper alloys classification, while 6261 aluminum belongs to the aluminum 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 C66200 brass and the bottom bar is 6261 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
69
Elongation at Break, % 8.0 to 15
9.0 to 16
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 42
26
Shear Strength, MPa 270 to 300
90 to 180
Tensile Strength: Ultimate (UTS), MPa 450 to 520
150 to 300
Tensile Strength: Yield (Proof), MPa 410 to 480
100 to 260

Thermal Properties

Latent Heat of Fusion, J/g 200
400
Maximum Temperature: Mechanical, °C 180
160
Melting Completion (Liquidus), °C 1070
640
Melting Onset (Solidus), °C 1030
610
Specific Heat Capacity, J/kg-K 390
900
Thermal Conductivity, W/m-K 150
180
Thermal Expansion, µm/m-K 18
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
48
Electrical Conductivity: Equal Weight (Specific), % IACS 36
160

Otherwise Unclassified Properties

Base Metal Price, % relative 29
9.5
Density, g/cm3 8.7
2.7
Embodied Carbon, kg CO2/kg material 2.7
8.3
Embodied Energy, MJ/kg 43
150
Embodied Water, L/kg 320
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40 to 66
21 to 27
Resilience: Unit (Modulus of Resilience), kJ/m3 760 to 1030
77 to 500
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
50
Strength to Weight: Axial, points 14 to 17
15 to 31
Strength to Weight: Bending, points 15 to 16
23 to 37
Thermal Diffusivity, mm2/s 45
75
Thermal Shock Resistance, points 16 to 18
6.5 to 13

Alloy Composition

Aluminum (Al), % 0
96.6 to 98.6
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 86.6 to 91
0.15 to 0.4
Iron (Fe), % 0 to 0.050
0 to 0.4
Lead (Pb), % 0 to 0.050
0
Magnesium (Mg), % 0
0.7 to 1.0
Manganese (Mn), % 0
0.2 to 0.35
Nickel (Ni), % 0.3 to 1.0
0
Phosphorus (P), % 0.050 to 0.2
0
Silicon (Si), % 0
0.4 to 0.7
Tin (Sn), % 0.2 to 0.7
0
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 6.5 to 12.9
0 to 0.2
Residuals, % 0
0 to 0.15