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4145 Aluminum vs. Sintered 2014 Aluminum

Both 4145 aluminum and sintered 2014 aluminum are aluminum alloys. They have 90% 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 4145 aluminum and the bottom bar is sintered 2014 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
70
Elongation at Break, % 2.2
0.5 to 3.0
Fatigue Strength, MPa 48
52 to 100
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 28
26
Tensile Strength: Ultimate (UTS), MPa 120
140 to 290
Tensile Strength: Yield (Proof), MPa 68
97 to 280

Thermal Properties

Latent Heat of Fusion, J/g 540
390
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 590
650
Melting Onset (Solidus), °C 520
560
Specific Heat Capacity, J/kg-K 880
880
Thermal Conductivity, W/m-K 100
130
Thermal Expansion, µm/m-K 21
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
33
Electrical Conductivity: Equal Weight (Specific), % IACS 84
100

Otherwise Unclassified Properties

Base Metal Price, % relative 10
10
Density, g/cm3 2.8
2.9
Embodied Carbon, kg CO2/kg material 7.6
8.0
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1040
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.3
1.0 to 5.7
Resilience: Unit (Modulus of Resilience), kJ/m3 31
68 to 560
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
47
Strength to Weight: Axial, points 12
13 to 27
Strength to Weight: Bending, points 19
20 to 33
Thermal Diffusivity, mm2/s 42
51
Thermal Shock Resistance, points 5.5
6.2 to 13

Alloy Composition


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Aluminum (Al), % 83 to 87.4
91.5 to 96.3
Chromium (Cr), % 0 to 0.15
0
Copper (Cu), % 3.3 to 4.7
3.5 to 5.0
Iron (Fe), % 0 to 0.8
0
Magnesium (Mg), % 0 to 0.15
0.2 to 0.8
Manganese (Mn), % 0 to 0.15
0
Silicon (Si), % 9.3 to 10.7
0 to 1.2
Zinc (Zn), % 0 to 0.2
0
Residuals, % 0 to 0.15
0 to 1.5