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C85900 Brass vs. 240.0 Aluminum

C85900 brass belongs to the copper alloys classification, while 240.0 aluminum belongs to the aluminum alloys. There are 28 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 C85900 brass and the bottom bar is 240.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
72
Elongation at Break, % 30
1.0
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
27
Tensile Strength: Ultimate (UTS), MPa 460
240
Tensile Strength: Yield (Proof), MPa 190
200

Thermal Properties

Latent Heat of Fusion, J/g 170
380
Maximum Temperature: Mechanical, °C 130
180
Melting Completion (Liquidus), °C 830
600
Melting Onset (Solidus), °C 790
520
Specific Heat Capacity, J/kg-K 390
860
Thermal Conductivity, W/m-K 89
96
Thermal Expansion, µm/m-K 20
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
23
Electrical Conductivity: Equal Weight (Specific), % IACS 28
65

Otherwise Unclassified Properties

Base Metal Price, % relative 24
12
Density, g/cm3 8.0
3.2
Embodied Carbon, kg CO2/kg material 2.9
8.7
Embodied Energy, MJ/kg 49
150
Embodied Water, L/kg 330
1100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
2.2
Resilience: Unit (Modulus of Resilience), kJ/m3 170
280
Stiffness to Weight: Axial, points 7.3
12
Stiffness to Weight: Bending, points 20
43
Strength to Weight: Axial, points 16
20
Strength to Weight: Bending, points 17
26
Thermal Diffusivity, mm2/s 29
35
Thermal Shock Resistance, points 16
11

Alloy Composition

Aluminum (Al), % 0.1 to 0.6
81.7 to 86.9
Antimony (Sb), % 0 to 0.2
0
Boron (B), % 0 to 0.2
0
Copper (Cu), % 58 to 62
7.0 to 9.0
Iron (Fe), % 0 to 0.5
0 to 0.5
Lead (Pb), % 0 to 0.090
0
Magnesium (Mg), % 0
5.5 to 6.5
Manganese (Mn), % 0 to 0.010
0.3 to 0.7
Nickel (Ni), % 0 to 1.5
0.3 to 0.7
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.25
0 to 0.5
Sulfur (S), % 0.1 to 0.65
0
Tin (Sn), % 0 to 1.5
0
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 31 to 41
0 to 0.1
Zirconium (Zr), % 0 to 0.2
0
Residuals, % 0
0 to 0.15