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6110 Aluminum vs. 5021 Aluminum

Both 6110 aluminum and 5021 aluminum are aluminum alloys. They have a very high 98% of their average alloy composition in common.

For each property being compared, the top bar is 6110 aluminum and the bottom bar is 5021 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
68
Elongation at Break, % 2.2
1.1 to 3.4
Fatigue Strength, MPa 120
85 to 110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 290
170
Tensile Strength: Ultimate (UTS), MPa 500
300 to 310
Tensile Strength: Yield (Proof), MPa 500
240 to 270

Thermal Properties

Latent Heat of Fusion, J/g 410
400
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 600
590
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 170
140
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 42
35
Electrical Conductivity: Equal Weight (Specific), % IACS 140
120

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.8
2.7
Embodied Carbon, kg CO2/kg material 8.2
8.6
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1170
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11
3.1 to 10
Resilience: Unit (Modulus of Resilience), kJ/m3 1770
440 to 550
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 51
30 to 32
Strength to Weight: Bending, points 51
37
Thermal Diffusivity, mm2/s 67
57
Thermal Shock Resistance, points 22
13 to 14

Alloy Composition

Aluminum (Al), % 94.4 to 98.4
95.2 to 97.7
Chromium (Cr), % 0.040 to 0.25
0 to 0.15
Copper (Cu), % 0.2 to 0.7
0 to 0.15
Iron (Fe), % 0 to 0.8
0 to 0.5
Magnesium (Mg), % 0.5 to 1.1
2.2 to 2.8
Manganese (Mn), % 0.2 to 0.7
0.1 to 0.5
Silicon (Si), % 0.7 to 1.5
0 to 0.4
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 0 to 0.3
0 to 0.15
Residuals, % 0 to 0.15
0 to 0.15