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5049 Aluminum vs. C66300 Brass

5049 aluminum belongs to the aluminum alloys classification, while C66300 brass belongs to the copper 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 5049 aluminum and the bottom bar is C66300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
110
Elongation at Break, % 2.0 to 18
2.3 to 22
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
42
Shear Strength, MPa 130 to 190
290 to 470
Tensile Strength: Ultimate (UTS), MPa 210 to 330
460 to 810
Tensile Strength: Yield (Proof), MPa 91 to 280
400 to 800

Thermal Properties

Latent Heat of Fusion, J/g 400
200
Maximum Temperature: Mechanical, °C 190
180
Melting Completion (Liquidus), °C 650
1050
Melting Onset (Solidus), °C 620
1000
Specific Heat Capacity, J/kg-K 900
380
Thermal Conductivity, W/m-K 140
110
Thermal Expansion, µm/m-K 24
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
25
Electrical Conductivity: Equal Weight (Specific), % IACS 110
26

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
29
Density, g/cm3 2.7
8.6
Embodied Carbon, kg CO2/kg material 8.5
2.8
Embodied Energy, MJ/kg 150
46
Embodied Water, L/kg 1180
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.0 to 31
17 to 98
Resilience: Unit (Modulus of Resilience), kJ/m3 59 to 570
710 to 2850
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 50
19
Strength to Weight: Axial, points 22 to 34
15 to 26
Strength to Weight: Bending, points 29 to 39
15 to 22
Thermal Diffusivity, mm2/s 56
32
Thermal Shock Resistance, points 9.3 to 15
16 to 28

Alloy Composition

Aluminum (Al), % 94.7 to 97.9
0
Chromium (Cr), % 0 to 0.3
0
Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 0 to 0.1
84.5 to 87.5
Iron (Fe), % 0 to 0.5
1.4 to 2.4
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 1.6 to 2.5
0
Manganese (Mn), % 0.5 to 1.1
0
Phosphorus (P), % 0
0 to 0.35
Silicon (Si), % 0 to 0.4
0
Tin (Sn), % 0
1.5 to 3.0
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.2
6.0 to 12.8
Residuals, % 0
0 to 0.5