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238.0 Aluminum vs. Sintered 2014 Aluminum

Both 238.0 aluminum and sintered 2014 aluminum are aluminum alloys. They have 88% of their average alloy composition in common.

For each property being compared, the top bar is 238.0 aluminum and the bottom bar is sintered 2014 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 76
70
Elongation at Break, % 1.5
0.5 to 3.0
Fatigue Strength, MPa 110
52 to 100
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 28
26
Tensile Strength: Ultimate (UTS), MPa 210
140 to 290
Tensile Strength: Yield (Proof), MPa 170
97 to 280

Thermal Properties

Latent Heat of Fusion, J/g 430
390
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 600
650
Melting Onset (Solidus), °C 510
560
Specific Heat Capacity, J/kg-K 840
880
Thermal Conductivity, W/m-K 100
130
Thermal Expansion, µm/m-K 21
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
33
Electrical Conductivity: Equal Weight (Specific), % IACS 67
100

Otherwise Unclassified Properties

Base Metal Price, % relative 12
10
Density, g/cm3 3.4
2.9
Embodied Carbon, kg CO2/kg material 7.4
8.0
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1040
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.9
1.0 to 5.7
Resilience: Unit (Modulus of Resilience), kJ/m3 180
68 to 560
Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 42
47
Strength to Weight: Axial, points 17
13 to 27
Strength to Weight: Bending, points 23
20 to 33
Thermal Diffusivity, mm2/s 37
51
Thermal Shock Resistance, points 9.1
6.2 to 13

Alloy Composition


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Aluminum (Al), % 81.9 to 84.9
91.5 to 96.3
Copper (Cu), % 9.5 to 10.5
3.5 to 5.0
Iron (Fe), % 1.0 to 1.5
0
Magnesium (Mg), % 0 to 0.25
0.2 to 0.8
Silicon (Si), % 3.6 to 4.4
0 to 1.2
Zinc (Zn), % 1.0 to 1.5
0
Residuals, % 0
0 to 1.5