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2036 Aluminum vs. 7050 Aluminum

Both 2036 aluminum and 7050 aluminum are aluminum alloys. They have a moderately high 93% of their average alloy composition in common.

For each property being compared, the top bar is 2036 aluminum and the bottom bar is 7050 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
70
Elongation at Break, % 24
2.2 to 12
Fatigue Strength, MPa 130
130 to 210
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
26
Shear Strength, MPa 210
280 to 330
Tensile Strength: Ultimate (UTS), MPa 340
490 to 570
Tensile Strength: Yield (Proof), MPa 200
390 to 500

Thermal Properties

Latent Heat of Fusion, J/g 390
370
Maximum Temperature: Mechanical, °C 190
190
Melting Completion (Liquidus), °C 650
630
Melting Onset (Solidus), °C 560
490
Specific Heat Capacity, J/kg-K 890
860
Thermal Conductivity, W/m-K 160
140
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 41
35
Electrical Conductivity: Equal Weight (Specific), % IACS 130
100

Otherwise Unclassified Properties

Base Metal Price, % relative 10
10
Density, g/cm3 2.9
3.1
Embodied Carbon, kg CO2/kg material 8.1
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1160
1120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 70
10 to 55
Resilience: Unit (Modulus of Resilience), kJ/m3 270
1110 to 1760
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 48
45
Strength to Weight: Axial, points 33
45 to 51
Strength to Weight: Bending, points 38
45 to 50
Thermal Diffusivity, mm2/s 62
54
Thermal Shock Resistance, points 15
21 to 25

Alloy Composition

Aluminum (Al), % 94.4 to 97.4
87.3 to 92.1
Chromium (Cr), % 0 to 0.1
0 to 0.040
Copper (Cu), % 2.2 to 3.0
2.0 to 2.6
Iron (Fe), % 0 to 0.5
0 to 0.15
Magnesium (Mg), % 0.3 to 0.6
1.9 to 2.6
Manganese (Mn), % 0.1 to 0.4
0 to 0.1
Silicon (Si), % 0 to 0.5
0 to 0.12
Titanium (Ti), % 0 to 0.15
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 to 0.15
0 to 0.15