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Sintered 6061 Aluminum vs. 7050 Aluminum

Both sintered 6061 aluminum and 7050 aluminum are aluminum alloys. They have a moderately high 91% 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 sintered 6061 aluminum and the bottom bar is 7050 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
70
Elongation at Break, % 0.5 to 6.0
2.2 to 12
Fatigue Strength, MPa 32 to 62
130 to 210
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 25
26
Tensile Strength: Ultimate (UTS), MPa 83 to 210
490 to 570
Tensile Strength: Yield (Proof), MPa 62 to 190
390 to 500

Thermal Properties

Latent Heat of Fusion, J/g 400
370
Maximum Temperature: Mechanical, °C 170
190
Melting Completion (Liquidus), °C 640
630
Melting Onset (Solidus), °C 610
490
Specific Heat Capacity, J/kg-K 900
860
Thermal Conductivity, W/m-K 200
140
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 52
35
Electrical Conductivity: Equal Weight (Specific), % IACS 170
100

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.7
3.1
Embodied Carbon, kg CO2/kg material 8.3
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 0.68 to 7.0
10 to 55
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 280
1110 to 1760
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
45
Strength to Weight: Axial, points 8.6 to 21
45 to 51
Strength to Weight: Bending, points 16 to 29
45 to 50
Thermal Diffusivity, mm2/s 81
54
Thermal Shock Resistance, points 3.8 to 9.4
21 to 25

Alloy Composition

Aluminum (Al), % 96 to 99.4
87.3 to 92.1
Chromium (Cr), % 0
0 to 0.040
Copper (Cu), % 0 to 0.5
2.0 to 2.6
Iron (Fe), % 0
0 to 0.15
Magnesium (Mg), % 0.4 to 1.2
1.9 to 2.6
Manganese (Mn), % 0
0 to 0.1
Silicon (Si), % 0.2 to 0.8
0 to 0.12
Titanium (Ti), % 0
0 to 0.060
Zinc (Zn), % 0
5.7 to 6.7
Zirconium (Zr), % 0
0.080 to 0.15
Residuals, % 0
0 to 0.15

Comparable Variants