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5154A Aluminum vs. C66900 Brass

5154A aluminum belongs to the aluminum alloys classification, while C66900 brass belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (6, 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 5154A aluminum and the bottom bar is C66900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
120
Elongation at Break, % 1.1 to 19
1.1 to 26
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
45
Shear Strength, MPa 140 to 210
290 to 440
Tensile Strength: Ultimate (UTS), MPa 230 to 370
460 to 770
Tensile Strength: Yield (Proof), MPa 96 to 320
330 to 760

Thermal Properties

Latent Heat of Fusion, J/g 400
190
Maximum Temperature: Mechanical, °C 190
150
Melting Completion (Liquidus), °C 650
860
Melting Onset (Solidus), °C 600
850
Specific Heat Capacity, J/kg-K 900
400
Thermal Expansion, µm/m-K 24
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 110
3.8

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
23
Density, g/cm3 2.7
8.2
Embodied Carbon, kg CO2/kg material 8.8
2.8
Embodied Energy, MJ/kg 150
46
Embodied Water, L/kg 1180
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.0 to 36
4.6 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 68 to 760
460 to 2450
Stiffness to Weight: Axial, points 14
8.1
Stiffness to Weight: Bending, points 51
20
Strength to Weight: Axial, points 24 to 38
15 to 26
Strength to Weight: Bending, points 31 to 43
16 to 23
Thermal Shock Resistance, points 10 to 16
14 to 23

Alloy Composition

Aluminum (Al), % 93.7 to 96.9
0
Chromium (Cr), % 0 to 0.25
0
Copper (Cu), % 0 to 0.1
62.5 to 64.5
Iron (Fe), % 0 to 0.5
0 to 0.25
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 3.1 to 3.9
0
Manganese (Mn), % 0 to 0.5
11.5 to 12.5
Silicon (Si), % 0 to 0.5
0
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.2
22.5 to 26
Residuals, % 0
0 to 0.2