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295.0 Aluminum vs. C87500 Brass

295.0 aluminum belongs to the aluminum alloys classification, while C87500 brass belongs to the copper 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 295.0 aluminum and the bottom bar is C87500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
110
Elongation at Break, % 2.0 to 7.2
18
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
42
Tensile Strength: Ultimate (UTS), MPa 230 to 280
460
Tensile Strength: Yield (Proof), MPa 100 to 220
190

Thermal Properties

Latent Heat of Fusion, J/g 400
260
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 640
920
Melting Onset (Solidus), °C 530
820
Specific Heat Capacity, J/kg-K 880
410
Thermal Conductivity, W/m-K 140
28
Thermal Expansion, µm/m-K 23
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
6.7
Electrical Conductivity: Equal Weight (Specific), % IACS 100
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 10
27
Density, g/cm3 3.0
8.3
Embodied Carbon, kg CO2/kg material 7.9
2.7
Embodied Energy, MJ/kg 150
44
Embodied Water, L/kg 1140
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.2 to 13
67
Resilience: Unit (Modulus of Resilience), kJ/m3 77 to 340
160
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 46
19
Strength to Weight: Axial, points 21 to 26
16
Strength to Weight: Bending, points 27 to 32
16
Thermal Diffusivity, mm2/s 54
8.3
Thermal Shock Resistance, points 9.8 to 12
17

Alloy Composition

Aluminum (Al), % 91.4 to 95.3
0 to 0.5
Copper (Cu), % 4.0 to 5.0
79 to 85
Iron (Fe), % 0 to 1.0
0
Lead (Pb), % 0
0 to 0.5
Magnesium (Mg), % 0 to 0.030
0
Manganese (Mn), % 0 to 0.35
0
Silicon (Si), % 0.7 to 1.5
3.0 to 5.0
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.35
12 to 16
Residuals, % 0
0 to 0.5