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2218 Aluminum vs. 710.0 Aluminum

Both 2218 aluminum and 710.0 aluminum are aluminum alloys. They have a moderately high 93% of their average alloy composition in common. There are 31 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 2218 aluminum and the bottom bar is 710.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 95 to 110
75
Elastic (Young's, Tensile) Modulus, GPa 73
70
Elongation at Break, % 6.8 to 10
2.2 to 3.6
Fatigue Strength, MPa 110
55 to 110
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
26
Shear Strength, MPa 210 to 250
180
Tensile Strength: Ultimate (UTS), MPa 330 to 430
240 to 250
Tensile Strength: Yield (Proof), MPa 260 to 310
160

Thermal Properties

Latent Heat of Fusion, J/g 390
380
Maximum Temperature: Mechanical, °C 220
170
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 510
610
Specific Heat Capacity, J/kg-K 870
870
Thermal Conductivity, W/m-K 140
140
Thermal Expansion, µm/m-K 22
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
35
Electrical Conductivity: Equal Weight (Specific), % IACS 110
110

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 3.1
3.0
Embodied Carbon, kg CO2/kg material 8.2
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1130
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 27 to 31
4.9 to 7.9
Resilience: Unit (Modulus of Resilience), kJ/m3 450 to 650
180 to 190
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 45
46
Strength to Weight: Axial, points 30 to 39
23
Strength to Weight: Bending, points 34 to 41
29
Thermal Diffusivity, mm2/s 52
53
Thermal Shock Resistance, points 15 to 19
10 to 11

Alloy Composition

Aluminum (Al), % 88.8 to 93.6
90.5 to 93.1
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 3.5 to 4.5
0.35 to 0.65
Iron (Fe), % 0 to 1.0
0 to 0.5
Magnesium (Mg), % 1.2 to 1.8
0.6 to 0.8
Manganese (Mn), % 0 to 0.2
0 to 0.050
Nickel (Ni), % 1.7 to 2.3
0
Silicon (Si), % 0 to 0.9
0 to 0.15
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 0 to 0.25
6.0 to 7.0
Residuals, % 0
0 to 0.15