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6360 Aluminum vs. 2218 Aluminum

Both 6360 aluminum and 2218 aluminum are aluminum alloys. They have a moderately high 93% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is 6360 aluminum and the bottom bar is 2218 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
73
Elongation at Break, % 9.0 to 18
6.8 to 10
Fatigue Strength, MPa 31 to 67
110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Shear Strength, MPa 76 to 130
210 to 250
Tensile Strength: Ultimate (UTS), MPa 120 to 220
330 to 430
Tensile Strength: Yield (Proof), MPa 57 to 170
260 to 310

Thermal Properties

Latent Heat of Fusion, J/g 400
390
Maximum Temperature: Mechanical, °C 160
220
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 630
510
Specific Heat Capacity, J/kg-K 900
870
Thermal Conductivity, W/m-K 210
140
Thermal Expansion, µm/m-K 23
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 54
37
Electrical Conductivity: Equal Weight (Specific), % IACS 180
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
11
Density, g/cm3 2.7
3.1
Embodied Carbon, kg CO2/kg material 8.3
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1190
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14 to 19
27 to 31
Resilience: Unit (Modulus of Resilience), kJ/m3 24 to 210
450 to 650
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
45
Strength to Weight: Axial, points 13 to 23
30 to 39
Strength to Weight: Bending, points 20 to 30
34 to 41
Thermal Diffusivity, mm2/s 86
52
Thermal Shock Resistance, points 5.5 to 9.9
15 to 19

Alloy Composition

Aluminum (Al), % 97.8 to 99.3
88.8 to 93.6
Chromium (Cr), % 0 to 0.050
0 to 0.1
Copper (Cu), % 0 to 0.15
3.5 to 4.5
Iron (Fe), % 0.1 to 0.3
0 to 1.0
Magnesium (Mg), % 0.25 to 0.45
1.2 to 1.8
Manganese (Mn), % 0.020 to 0.15
0 to 0.2
Nickel (Ni), % 0
1.7 to 2.3
Silicon (Si), % 0.35 to 0.8
0 to 0.9
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.1
0 to 0.25
Residuals, % 0
0 to 0.15