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C44500 Brass vs. EN AC-21200 Aluminum

C44500 brass belongs to the copper alloys classification, while EN AC-21200 aluminum belongs to the aluminum alloys. There are 26 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 C44500 brass and the bottom bar is EN AC-21200 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
71
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 41
27
Tensile Strength: Ultimate (UTS), MPa 350
410 to 440
Tensile Strength: Yield (Proof), MPa 120
270 to 360

Thermal Properties

Latent Heat of Fusion, J/g 180
390
Maximum Temperature: Mechanical, °C 140
170
Melting Completion (Liquidus), °C 940
660
Melting Onset (Solidus), °C 900
550
Specific Heat Capacity, J/kg-K 380
880
Thermal Conductivity, W/m-K 110
130
Thermal Expansion, µm/m-K 20
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
34
Electrical Conductivity: Equal Weight (Specific), % IACS 27
100

Otherwise Unclassified Properties

Base Metal Price, % relative 26
10
Density, g/cm3 8.3
3.0
Embodied Carbon, kg CO2/kg material 2.7
8.0
Embodied Energy, MJ/kg 46
150
Embodied Water, L/kg 330
1150

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 65
500 to 930
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 19
46
Strength to Weight: Axial, points 12
38 to 40
Strength to Weight: Bending, points 13
41 to 43
Thermal Diffusivity, mm2/s 35
49
Thermal Shock Resistance, points 12
18 to 19

Alloy Composition

Aluminum (Al), % 0
93.3 to 95.7
Copper (Cu), % 70 to 73
4.0 to 5.0
Iron (Fe), % 0 to 0.060
0 to 0.2
Lead (Pb), % 0 to 0.070
0 to 0.030
Magnesium (Mg), % 0
0.15 to 0.5
Manganese (Mn), % 0
0.2 to 0.5
Nickel (Ni), % 0
0 to 0.050
Phosphorus (P), % 0.020 to 0.1
0
Silicon (Si), % 0
0 to 0.1
Tin (Sn), % 0.9 to 1.2
0 to 0.030
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 25.2 to 29.1
0 to 0.1
Residuals, % 0
0 to 0.1