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5049 Aluminum vs. C85200 Brass

5049 aluminum belongs to the aluminum alloys classification, while C85200 brass belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, 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 C85200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
110
Elongation at Break, % 2.0 to 18
28
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
40
Tensile Strength: Ultimate (UTS), MPa 210 to 330
270
Tensile Strength: Yield (Proof), MPa 91 to 280
95

Thermal Properties

Latent Heat of Fusion, J/g 400
180
Maximum Temperature: Mechanical, °C 190
140
Melting Completion (Liquidus), °C 650
940
Melting Onset (Solidus), °C 620
930
Specific Heat Capacity, J/kg-K 900
380
Thermal Conductivity, W/m-K 140
84
Thermal Expansion, µm/m-K 24
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
18
Electrical Conductivity: Equal Weight (Specific), % IACS 110
19

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
26
Density, g/cm3 2.7
8.4
Embodied Carbon, kg CO2/kg material 8.5
2.8
Embodied Energy, MJ/kg 150
46
Embodied Water, L/kg 1180
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.0 to 31
59
Resilience: Unit (Modulus of Resilience), kJ/m3 59 to 570
42
Stiffness to Weight: Axial, points 14
7.0
Stiffness to Weight: Bending, points 50
19
Strength to Weight: Axial, points 22 to 34
8.9
Strength to Weight: Bending, points 29 to 39
11
Thermal Diffusivity, mm2/s 56
27
Thermal Shock Resistance, points 9.3 to 15
9.3

Alloy Composition

Aluminum (Al), % 94.7 to 97.9
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.1
70 to 74
Iron (Fe), % 0 to 0.5
0 to 0.6
Lead (Pb), % 0
1.5 to 3.8
Magnesium (Mg), % 1.6 to 2.5
0
Manganese (Mn), % 0.5 to 1.1
0
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 0.4
0 to 0.050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
0.7 to 2.0
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.2
20 to 27
Residuals, % 0
0 to 0.9