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C443.0 Aluminum vs. C85200 Brass

C443.0 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 C443.0 aluminum and the bottom bar is C85200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
110
Elongation at Break, % 9.0
28
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
40
Tensile Strength: Ultimate (UTS), MPa 230
270
Tensile Strength: Yield (Proof), MPa 100
95

Thermal Properties

Latent Heat of Fusion, J/g 470
180
Maximum Temperature: Mechanical, °C 170
140
Melting Completion (Liquidus), °C 630
940
Melting Onset (Solidus), °C 600
930
Specific Heat Capacity, J/kg-K 900
380
Thermal Conductivity, W/m-K 140
84
Thermal Expansion, µm/m-K 22
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
18
Electrical Conductivity: Equal Weight (Specific), % IACS 120
19

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
26
Density, g/cm3 2.7
8.4
Embodied Carbon, kg CO2/kg material 7.9
2.8
Embodied Energy, MJ/kg 150
46
Embodied Water, L/kg 1120
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 17
59
Resilience: Unit (Modulus of Resilience), kJ/m3 70
42
Stiffness to Weight: Axial, points 15
7.0
Stiffness to Weight: Bending, points 51
19
Strength to Weight: Axial, points 24
8.9
Strength to Weight: Bending, points 31
11
Thermal Diffusivity, mm2/s 58
27
Thermal Shock Resistance, points 10
9.3

Alloy Composition

Aluminum (Al), % 89.6 to 95.5
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Copper (Cu), % 0 to 0.6
70 to 74
Iron (Fe), % 0 to 2.0
0 to 0.6
Lead (Pb), % 0
1.5 to 3.8
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.35
0
Nickel (Ni), % 0 to 0.5
0 to 1.0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 4.5 to 6.0
0 to 0.050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0 to 0.15
0.7 to 2.0
Zinc (Zn), % 0 to 0.5
20 to 27
Residuals, % 0
0 to 0.9