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238.0 Aluminum vs. 5456 Aluminum

Both 238.0 aluminum and 5456 aluminum are aluminum alloys. They have 84% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is 238.0 aluminum and the bottom bar is 5456 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 76
68
Elongation at Break, % 1.5
11 to 18
Fatigue Strength, MPa 110
130 to 210
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 28
26
Tensile Strength: Ultimate (UTS), MPa 210
320 to 340
Tensile Strength: Yield (Proof), MPa 170
150 to 250

Thermal Properties

Latent Heat of Fusion, J/g 430
390
Maximum Temperature: Mechanical, °C 170
190
Melting Completion (Liquidus), °C 600
640
Melting Onset (Solidus), °C 510
570
Specific Heat Capacity, J/kg-K 840
900
Thermal Conductivity, W/m-K 100
120
Thermal Expansion, µm/m-K 21
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
29
Electrical Conductivity: Equal Weight (Specific), % IACS 67
97

Otherwise Unclassified Properties

Base Metal Price, % relative 12
9.5
Density, g/cm3 3.4
2.7
Embodied Carbon, kg CO2/kg material 7.4
9.0
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1040
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.9
33 to 46
Resilience: Unit (Modulus of Resilience), kJ/m3 180
170 to 470
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 42
50
Strength to Weight: Axial, points 17
33 to 35
Strength to Weight: Bending, points 23
38 to 40
Thermal Diffusivity, mm2/s 37
48
Thermal Shock Resistance, points 9.1
14 to 15

Alloy Composition


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Aluminum (Al), % 81.9 to 84.9
92 to 94.8
Chromium (Cr), % 0
0.050 to 0.2
Copper (Cu), % 9.5 to 10.5
0 to 0.1
Iron (Fe), % 1.0 to 1.5
0 to 0.4
Magnesium (Mg), % 0 to 0.25
4.7 to 5.5
Manganese (Mn), % 0
0.5 to 1.0
Silicon (Si), % 3.6 to 4.4
0 to 0.25
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 1.0 to 1.5
0 to 0.25
Residuals, % 0
0 to 0.15