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6013 Aluminum vs. 7050 Aluminum

Both 6013 aluminum and 7050 aluminum are aluminum alloys. They have a moderately high 92% of their average alloy composition in common.

For each property being compared, the top bar is 6013 aluminum and the bottom bar is 7050 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
70
Elongation at Break, % 3.4 to 22
2.2 to 12
Fatigue Strength, MPa 98 to 140
130 to 210
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
26
Shear Strength, MPa 190 to 240
280 to 330
Tensile Strength: Ultimate (UTS), MPa 310 to 410
490 to 570
Tensile Strength: Yield (Proof), MPa 170 to 350
390 to 500

Thermal Properties

Latent Heat of Fusion, J/g 410
370
Maximum Temperature: Mechanical, °C 160
190
Melting Completion (Liquidus), °C 650
630
Melting Onset (Solidus), °C 580
490
Specific Heat Capacity, J/kg-K 900
860
Thermal Conductivity, W/m-K 150
140
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 38
35
Electrical Conductivity: Equal Weight (Specific), % IACS 120
100

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.8
3.1
Embodied Carbon, kg CO2/kg material 8.3
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1170
1120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 58
10 to 55
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 900
1110 to 1760
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 49
45
Strength to Weight: Axial, points 31 to 41
45 to 51
Strength to Weight: Bending, points 37 to 44
45 to 50
Thermal Diffusivity, mm2/s 60
54
Thermal Shock Resistance, points 14 to 18
21 to 25

Alloy Composition

Aluminum (Al), % 94.8 to 97.8
87.3 to 92.1
Chromium (Cr), % 0 to 0.1
0 to 0.040
Copper (Cu), % 0.6 to 1.1
2.0 to 2.6
Iron (Fe), % 0 to 0.5
0 to 0.15
Magnesium (Mg), % 0.8 to 1.2
1.9 to 2.6
Manganese (Mn), % 0.2 to 0.8
0 to 0.1
Silicon (Si), % 0.6 to 1.0
0 to 0.12
Titanium (Ti), % 0 to 0.1
0 to 0.060
Zinc (Zn), % 0 to 0.25
5.7 to 6.7
Zirconium (Zr), % 0
0.080 to 0.15
Residuals, % 0
0 to 0.15