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7049 Aluminum vs. Sintered 2014 Aluminum

Both 7049 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 7049 aluminum and the bottom bar is sintered 2014 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
70
Elongation at Break, % 6.2 to 7.0
0.5 to 3.0
Fatigue Strength, MPa 160 to 170
52 to 100
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 27
26
Tensile Strength: Ultimate (UTS), MPa 510 to 530
140 to 290
Tensile Strength: Yield (Proof), MPa 420 to 450
97 to 280

Thermal Properties

Latent Heat of Fusion, J/g 370
390
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 480
560
Specific Heat Capacity, J/kg-K 860
880
Thermal Conductivity, W/m-K 130
130
Thermal Expansion, µm/m-K 23
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 3.1
2.9
Embodied Carbon, kg CO2/kg material 8.1
8.0
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1110
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31 to 34
1.0 to 5.7
Resilience: Unit (Modulus of Resilience), kJ/m3 1270 to 1440
68 to 560
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 45
47
Strength to Weight: Axial, points 46 to 47
13 to 27
Strength to Weight: Bending, points 46 to 47
20 to 33
Thermal Diffusivity, mm2/s 51
51
Thermal Shock Resistance, points 22 to 23
6.2 to 13

Alloy Composition

Aluminum (Al), % 85.7 to 89.5
91.5 to 96.3
Chromium (Cr), % 0.1 to 0.22
0
Copper (Cu), % 1.2 to 1.9
3.5 to 5.0
Iron (Fe), % 0 to 0.35
0
Magnesium (Mg), % 2.0 to 2.9
0.2 to 0.8
Manganese (Mn), % 0 to 0.2
0
Silicon (Si), % 0 to 0.25
0 to 1.2
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 7.2 to 8.2
0
Residuals, % 0
0 to 1.5