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7108A Aluminum vs. Sintered 2014 Aluminum

Both 7108A aluminum and sintered 2014 aluminum are aluminum alloys. They have a moderately high 94% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is 7108A aluminum and the bottom bar is sintered 2014 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
70
Elongation at Break, % 11 to 13
0.5 to 3.0
Fatigue Strength, MPa 120 to 130
52 to 100
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Tensile Strength: Ultimate (UTS), MPa 350
140 to 290
Tensile Strength: Yield (Proof), MPa 290 to 300
97 to 280

Thermal Properties

Latent Heat of Fusion, J/g 380
390
Maximum Temperature: Mechanical, °C 210
170
Melting Completion (Liquidus), °C 630
650
Melting Onset (Solidus), °C 520
560
Specific Heat Capacity, J/kg-K 870
880
Thermal Conductivity, W/m-K 150
130
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
33
Electrical Conductivity: Equal Weight (Specific), % IACS 110
100

Otherwise Unclassified Properties

Base Metal Price, % relative 10
10
Density, g/cm3 2.9
2.9
Embodied Carbon, kg CO2/kg material 8.3
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 44
1.0 to 5.7
Resilience: Unit (Modulus of Resilience), kJ/m3 610 to 640
68 to 560
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 47
47
Strength to Weight: Axial, points 33 to 34
13 to 27
Strength to Weight: Bending, points 38
20 to 33
Thermal Diffusivity, mm2/s 59
51
Thermal Shock Resistance, points 15 to 16
6.2 to 13

Alloy Composition

Aluminum (Al), % 91.6 to 94.4
91.5 to 96.3
Chromium (Cr), % 0 to 0.040
0
Copper (Cu), % 0 to 0.050
3.5 to 5.0
Gallium (Ga), % 0 to 0.030
0
Iron (Fe), % 0 to 0.3
0
Magnesium (Mg), % 0.7 to 1.5
0.2 to 0.8
Manganese (Mn), % 0 to 0.050
0
Silicon (Si), % 0 to 0.2
0 to 1.2
Titanium (Ti), % 0 to 0.030
0
Zinc (Zn), % 4.8 to 5.8
0
Zirconium (Zr), % 0.15 to 0.25
0
Residuals, % 0
0 to 1.5