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6110 Aluminum vs. 2618A Aluminum

Both 6110 aluminum and 2618A aluminum are aluminum alloys. They have a very high 96% of their average alloy composition in common.

For each property being compared, the top bar is 6110 aluminum and the bottom bar is 2618A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
72
Elongation at Break, % 2.2
4.5
Fatigue Strength, MPa 120
120
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Shear Strength, MPa 290
260
Tensile Strength: Ultimate (UTS), MPa 500
440
Tensile Strength: Yield (Proof), MPa 500
410

Thermal Properties

Latent Heat of Fusion, J/g 410
390
Maximum Temperature: Mechanical, °C 170
230
Melting Completion (Liquidus), °C 640
670
Melting Onset (Solidus), °C 600
560
Specific Heat Capacity, J/kg-K 900
880
Thermal Conductivity, W/m-K 170
150
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 42
37
Electrical Conductivity: Equal Weight (Specific), % IACS 140
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
11
Density, g/cm3 2.8
3.0
Embodied Carbon, kg CO2/kg material 8.2
8.4
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1170
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11
19
Resilience: Unit (Modulus of Resilience), kJ/m3 1770
1180
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
47
Strength to Weight: Axial, points 51
41
Strength to Weight: Bending, points 51
44
Thermal Diffusivity, mm2/s 67
59
Thermal Shock Resistance, points 22
19

Alloy Composition

Aluminum (Al), % 94.4 to 98.4
91.5 to 95.2
Chromium (Cr), % 0.040 to 0.25
0
Copper (Cu), % 0.2 to 0.7
1.8 to 2.7
Iron (Fe), % 0 to 0.8
0.9 to 1.4
Magnesium (Mg), % 0.5 to 1.1
1.2 to 1.8
Manganese (Mn), % 0.2 to 0.7
0 to 0.25
Nickel (Ni), % 0
0.8 to 1.4
Silicon (Si), % 0.7 to 1.5
0.15 to 0.25
Titanium (Ti), % 0 to 0.15
0 to 0.2
Zinc (Zn), % 0 to 0.3
0 to 0.15
Zirconium (Zr), % 0
0 to 0.25
Residuals, % 0
0 to 0.15