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7050 Aluminum vs. 6101A Aluminum

Both 7050 aluminum and 6101A aluminum are aluminum alloys. They have a moderately high 91% of their average alloy composition in common.

For each property being compared, the top bar is 7050 aluminum and the bottom bar is 6101A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
68
Elongation at Break, % 2.2 to 12
11
Fatigue Strength, MPa 130 to 210
80
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 280 to 330
130
Tensile Strength: Ultimate (UTS), MPa 490 to 570
220
Tensile Strength: Yield (Proof), MPa 390 to 500
190

Thermal Properties

Latent Heat of Fusion, J/g 370
400
Maximum Temperature: Mechanical, °C 190
160
Melting Completion (Liquidus), °C 630
640
Melting Onset (Solidus), °C 490
630
Specific Heat Capacity, J/kg-K 860
900
Thermal Conductivity, W/m-K 140
200
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
55
Electrical Conductivity: Equal Weight (Specific), % IACS 100
180

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.5
Density, g/cm3 3.1
2.7
Embodied Carbon, kg CO2/kg material 8.2
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1120
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10 to 55
24
Resilience: Unit (Modulus of Resilience), kJ/m3 1110 to 1760
280
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 45
51
Strength to Weight: Axial, points 45 to 51
23
Strength to Weight: Bending, points 45 to 50
30
Thermal Diffusivity, mm2/s 54
84
Thermal Shock Resistance, points 21 to 25
10

Alloy Composition

Aluminum (Al), % 87.3 to 92.1
97.9 to 99.3
Chromium (Cr), % 0 to 0.040
0
Copper (Cu), % 2.0 to 2.6
0 to 0.050
Iron (Fe), % 0 to 0.15
0 to 0.4
Magnesium (Mg), % 1.9 to 2.6
0.4 to 0.9
Manganese (Mn), % 0 to 0.1
0
Silicon (Si), % 0 to 0.12
0.3 to 0.7
Titanium (Ti), % 0 to 0.060
0
Zinc (Zn), % 5.7 to 6.7
0
Zirconium (Zr), % 0.080 to 0.15
0
Residuals, % 0
0 to 0.1