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C85200 Brass vs. A380.0 Aluminum

C85200 brass belongs to the copper alloys classification, while A380.0 aluminum belongs to the aluminum alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, 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 C85200 brass and the bottom bar is A380.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
73
Elongation at Break, % 28
3.3
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
27
Tensile Strength: Ultimate (UTS), MPa 270
290
Tensile Strength: Yield (Proof), MPa 95
160

Thermal Properties

Latent Heat of Fusion, J/g 180
510
Maximum Temperature: Mechanical, °C 140
170
Melting Completion (Liquidus), °C 940
590
Melting Onset (Solidus), °C 930
550
Specific Heat Capacity, J/kg-K 380
870
Thermal Conductivity, W/m-K 84
96
Thermal Expansion, µm/m-K 20
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 18
25
Electrical Conductivity: Equal Weight (Specific), % IACS 19
78

Otherwise Unclassified Properties

Base Metal Price, % relative 26
11
Density, g/cm3 8.4
2.9
Embodied Carbon, kg CO2/kg material 2.8
7.5
Embodied Energy, MJ/kg 46
140
Embodied Water, L/kg 330
1040

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
8.3
Resilience: Unit (Modulus of Resilience), kJ/m3 42
180
Stiffness to Weight: Axial, points 7.0
14
Stiffness to Weight: Bending, points 19
48
Strength to Weight: Axial, points 8.9
28
Strength to Weight: Bending, points 11
34
Thermal Diffusivity, mm2/s 27
38
Thermal Shock Resistance, points 9.3
13

Alloy Composition

Aluminum (Al), % 0 to 0.0050
80.3 to 89.5
Antimony (Sb), % 0 to 0.2
0
Copper (Cu), % 70 to 74
3.0 to 4.0
Iron (Fe), % 0 to 0.6
0 to 1.3
Lead (Pb), % 1.5 to 3.8
0
Magnesium (Mg), % 0
0 to 0.1
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0 to 1.0
0 to 0.5
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.050
7.5 to 9.5
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0.7 to 2.0
0 to 0.35
Zinc (Zn), % 20 to 27
0 to 3.0
Residuals, % 0
0 to 0.5