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C33200 Brass vs. 8176 Aluminum

C33200 brass belongs to the copper alloys classification, while 8176 aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, 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 C33200 brass and the bottom bar is 8176 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
69
Elongation at Break, % 7.0 to 60
15
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
26
Shear Strength, MPa 240 to 300
70
Tensile Strength: Ultimate (UTS), MPa 320 to 520
160
Tensile Strength: Yield (Proof), MPa 110 to 450
95

Thermal Properties

Latent Heat of Fusion, J/g 170
400
Maximum Temperature: Mechanical, °C 130
170
Melting Completion (Liquidus), °C 930
660
Melting Onset (Solidus), °C 900
650
Specific Heat Capacity, J/kg-K 380
900
Thermal Conductivity, W/m-K 120
230
Thermal Expansion, µm/m-K 20
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
61
Electrical Conductivity: Equal Weight (Specific), % IACS 28
200

Otherwise Unclassified Properties

Base Metal Price, % relative 24
9.5
Density, g/cm3 8.2
2.7
Embodied Carbon, kg CO2/kg material 2.6
8.2
Embodied Energy, MJ/kg 44
150
Embodied Water, L/kg 320
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35 to 150
21
Resilience: Unit (Modulus of Resilience), kJ/m3 60 to 960
66
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 19
50
Strength to Weight: Axial, points 11 to 17
16
Strength to Weight: Bending, points 13 to 17
24
Thermal Diffusivity, mm2/s 37
93
Thermal Shock Resistance, points 11 to 17
7.0

Alloy Composition

Aluminum (Al), % 0
98.6 to 99.6
Copper (Cu), % 65 to 68
0
Gallium (Ga), % 0
0 to 0.030
Iron (Fe), % 0 to 0.070
0.4 to 1.0
Lead (Pb), % 1.5 to 2.5
0
Silicon (Si), % 0
0.030 to 0.15
Zinc (Zn), % 29 to 33.5
0 to 0.1
Residuals, % 0
0 to 0.15