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6013 Aluminum vs. 2618A Aluminum

Both 6013 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 6013 aluminum and the bottom bar is 2618A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
72
Elongation at Break, % 3.4 to 22
4.5
Fatigue Strength, MPa 98 to 140
120
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Shear Strength, MPa 190 to 240
260
Tensile Strength: Ultimate (UTS), MPa 310 to 410
440
Tensile Strength: Yield (Proof), MPa 170 to 350
410

Thermal Properties

Latent Heat of Fusion, J/g 410
390
Maximum Temperature: Mechanical, °C 160
230
Melting Completion (Liquidus), °C 650
670
Melting Onset (Solidus), °C 580
560
Specific Heat Capacity, J/kg-K 900
880
Thermal Conductivity, W/m-K 150
150
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 38
37
Electrical Conductivity: Equal Weight (Specific), % IACS 120
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
11
Density, g/cm3 2.8
3.0
Embodied Carbon, kg CO2/kg material 8.3
8.4
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1170
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 58
19
Resilience: Unit (Modulus of Resilience), kJ/m3 200 to 900
1180
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 49
47
Strength to Weight: Axial, points 31 to 41
41
Strength to Weight: Bending, points 37 to 44
44
Thermal Diffusivity, mm2/s 60
59
Thermal Shock Resistance, points 14 to 18
19

Alloy Composition

Aluminum (Al), % 94.8 to 97.8
91.5 to 95.2
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0.6 to 1.1
1.8 to 2.7
Iron (Fe), % 0 to 0.5
0.9 to 1.4
Magnesium (Mg), % 0.8 to 1.2
1.2 to 1.8
Manganese (Mn), % 0.2 to 0.8
0 to 0.25
Nickel (Ni), % 0
0.8 to 1.4
Silicon (Si), % 0.6 to 1.0
0.15 to 0.25
Titanium (Ti), % 0 to 0.1
0 to 0.2
Zinc (Zn), % 0 to 0.25
0 to 0.15
Zirconium (Zr), % 0
0 to 0.25
Residuals, % 0
0 to 0.15