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C69400 Brass vs. 5088 Aluminum

C69400 brass belongs to the copper alloys classification, while 5088 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 C69400 brass and the bottom bar is 5088 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
68
Elongation at Break, % 17
29
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 42
25
Shear Strength, MPa 350
200
Tensile Strength: Ultimate (UTS), MPa 570
310
Tensile Strength: Yield (Proof), MPa 270
150

Thermal Properties

Latent Heat of Fusion, J/g 260
390
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 920
640
Melting Onset (Solidus), °C 820
540
Specific Heat Capacity, J/kg-K 410
900
Thermal Conductivity, W/m-K 26
120
Thermal Expansion, µm/m-K 18
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
29
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
98

Otherwise Unclassified Properties

Base Metal Price, % relative 27
9.5
Density, g/cm3 8.3
2.7
Embodied Carbon, kg CO2/kg material 2.7
9.0
Embodied Energy, MJ/kg 44
150
Embodied Water, L/kg 300
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
76
Resilience: Unit (Modulus of Resilience), kJ/m3 340
170
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
50
Strength to Weight: Axial, points 19
32
Strength to Weight: Bending, points 18
38
Thermal Diffusivity, mm2/s 7.7
51
Thermal Shock Resistance, points 20
14

Alloy Composition

Aluminum (Al), % 0
92.4 to 94.8
Chromium (Cr), % 0
0 to 0.15
Copper (Cu), % 80 to 83
0 to 0.25
Iron (Fe), % 0 to 0.2
0.1 to 0.35
Lead (Pb), % 0 to 0.3
0
Magnesium (Mg), % 0
4.7 to 5.5
Manganese (Mn), % 0
0.2 to 0.5
Silicon (Si), % 3.5 to 4.5
0 to 0.2
Zinc (Zn), % 11.5 to 16.5
0.2 to 0.4
Zirconium (Zr), % 0
0 to 0.15
Residuals, % 0
0 to 0.15