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C47940 Brass vs. EN AC-43500 Aluminum

C47940 brass belongs to the copper alloys classification, while EN AC-43500 aluminum belongs to the aluminum alloys. There are 26 material properties with values for both materials. Properties with values for just one material (5, 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 C47940 brass and the bottom bar is EN AC-43500 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
72
Elongation at Break, % 14 to 34
4.5 to 13
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
27
Tensile Strength: Ultimate (UTS), MPa 380 to 520
220 to 300
Tensile Strength: Yield (Proof), MPa 160 to 390
140 to 170

Thermal Properties

Latent Heat of Fusion, J/g 170
550
Maximum Temperature: Mechanical, °C 130
170
Melting Completion (Liquidus), °C 850
600
Melting Onset (Solidus), °C 800
590
Specific Heat Capacity, J/kg-K 380
900
Thermal Conductivity, W/m-K 110
140
Thermal Expansion, µm/m-K 20
22

Otherwise Unclassified Properties

Base Metal Price, % relative 25
9.5
Density, g/cm3 8.2
2.6
Embodied Carbon, kg CO2/kg material 2.8
7.8
Embodied Energy, MJ/kg 47
150
Embodied Water, L/kg 330
1070

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 68 to 100
12 to 26
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 740
130 to 200
Stiffness to Weight: Axial, points 7.1
16
Stiffness to Weight: Bending, points 19
54
Strength to Weight: Axial, points 13 to 17
24 to 33
Strength to Weight: Bending, points 14 to 17
32 to 39
Thermal Diffusivity, mm2/s 36
60
Thermal Shock Resistance, points 13 to 17
10 to 14

Alloy Composition

Aluminum (Al), % 0
86.4 to 90.5
Copper (Cu), % 63 to 66
0 to 0.050
Iron (Fe), % 0.1 to 1.0
0 to 0.25
Lead (Pb), % 1.0 to 2.0
0
Magnesium (Mg), % 0
0.1 to 0.6
Manganese (Mn), % 0
0.4 to 0.8
Nickel (Ni), % 0.1 to 0.5
0
Silicon (Si), % 0
9.0 to 11.5
Tin (Sn), % 1.2 to 2.0
0
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 28.1 to 34.6
0 to 0.070
Residuals, % 0
0 to 0.15