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5456 Aluminum vs. C38000 Brass

5456 aluminum belongs to the aluminum alloys classification, while C38000 brass belongs to the copper alloys. There are 27 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 5456 aluminum and the bottom bar is C38000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
100
Elongation at Break, % 11 to 18
17
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 26
39
Shear Strength, MPa 190 to 210
230
Tensile Strength: Ultimate (UTS), MPa 320 to 340
380
Tensile Strength: Yield (Proof), MPa 150 to 250
120

Thermal Properties

Latent Heat of Fusion, J/g 390
170
Maximum Temperature: Mechanical, °C 190
110
Melting Completion (Liquidus), °C 640
800
Melting Onset (Solidus), °C 570
760
Specific Heat Capacity, J/kg-K 900
380
Thermal Conductivity, W/m-K 120
110
Thermal Expansion, µm/m-K 24
21

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
22
Density, g/cm3 2.7
8.0
Embodied Carbon, kg CO2/kg material 9.0
2.7
Embodied Energy, MJ/kg 150
46
Embodied Water, L/kg 1170
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33 to 46
50
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 470
74
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 50
19
Strength to Weight: Axial, points 33 to 35
13
Strength to Weight: Bending, points 38 to 40
14
Thermal Diffusivity, mm2/s 48
37
Thermal Shock Resistance, points 14 to 15
13

Alloy Composition

Aluminum (Al), % 92 to 94.8
0 to 0.5
Chromium (Cr), % 0.050 to 0.2
0
Copper (Cu), % 0 to 0.1
55 to 60
Iron (Fe), % 0 to 0.4
0 to 0.35
Lead (Pb), % 0
1.5 to 2.5
Magnesium (Mg), % 4.7 to 5.5
0
Manganese (Mn), % 0.5 to 1.0
0
Silicon (Si), % 0 to 0.25
0
Tin (Sn), % 0
0 to 0.3
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.25
35.9 to 43.5
Residuals, % 0
0 to 0.5