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C69400 Brass vs. EN AC-43200 Aluminum

C69400 brass belongs to the copper alloys classification, while EN AC-43200 aluminum belongs to the aluminum alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, 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 C69400 brass and the bottom bar is EN AC-43200 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
72
Elongation at Break, % 17
1.1
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 42
27
Tensile Strength: Ultimate (UTS), MPa 570
190 to 260
Tensile Strength: Yield (Proof), MPa 270
97 to 220

Thermal Properties

Latent Heat of Fusion, J/g 260
540
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 920
600
Melting Onset (Solidus), °C 820
590
Specific Heat Capacity, J/kg-K 410
900
Thermal Conductivity, W/m-K 26
140
Thermal Expansion, µm/m-K 18
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
34
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
120

Otherwise Unclassified Properties

Base Metal Price, % relative 27
9.5
Density, g/cm3 8.3
2.6
Embodied Carbon, kg CO2/kg material 2.7
7.8
Embodied Energy, MJ/kg 44
150
Embodied Water, L/kg 300
1070

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
1.8 to 2.7
Resilience: Unit (Modulus of Resilience), kJ/m3 340
66 to 330
Stiffness to Weight: Axial, points 7.4
15
Stiffness to Weight: Bending, points 19
54
Strength to Weight: Axial, points 19
20 to 28
Strength to Weight: Bending, points 18
28 to 35
Thermal Diffusivity, mm2/s 7.7
59
Thermal Shock Resistance, points 20
8.8 to 12

Alloy Composition

Aluminum (Al), % 0
86.1 to 90.8
Copper (Cu), % 80 to 83
0 to 0.35
Iron (Fe), % 0 to 0.2
0 to 0.65
Lead (Pb), % 0 to 0.3
0 to 0.1
Magnesium (Mg), % 0
0.2 to 0.45
Manganese (Mn), % 0
0 to 0.55
Nickel (Ni), % 0
0 to 0.15
Silicon (Si), % 3.5 to 4.5
9.0 to 11
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 11.5 to 16.5
0 to 0.35
Residuals, % 0
0 to 0.15