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518.0 Aluminum vs. 3203 Aluminum

Both 518.0 aluminum and 3203 aluminum are aluminum alloys. They have a moderately high 91% 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 518.0 aluminum and the bottom bar is 3203 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
70
Elongation at Break, % 5.0
4.5 to 29
Fatigue Strength, MPa 140
46 to 92
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
26
Shear Strength, MPa 200
72 to 120
Tensile Strength: Ultimate (UTS), MPa 310
110 to 200
Tensile Strength: Yield (Proof), MPa 190
39 to 190

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 620
650
Melting Onset (Solidus), °C 560
620
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 98
170
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24
43
Electrical Conductivity: Equal Weight (Specific), % IACS 81
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.0
Density, g/cm3 2.7
2.8
Embodied Carbon, kg CO2/kg material 9.4
8.1
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1160
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14
8.0 to 25
Resilience: Unit (Modulus of Resilience), kJ/m3 270
11 to 250
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 51
50
Strength to Weight: Axial, points 32
11 to 20
Strength to Weight: Bending, points 38
19 to 28
Thermal Diffusivity, mm2/s 40
70
Thermal Shock Resistance, points 14
4.9 to 8.8

Alloy Composition

Aluminum (Al), % 88.1 to 92.5
96.9 to 99
Copper (Cu), % 0 to 0.25
0 to 0.050
Iron (Fe), % 0 to 1.8
0 to 0.7
Magnesium (Mg), % 7.5 to 8.5
0
Manganese (Mn), % 0 to 0.35
1.0 to 1.5
Nickel (Ni), % 0 to 0.15
0
Silicon (Si), % 0 to 0.35
0 to 0.6
Tin (Sn), % 0 to 0.15
0
Zinc (Zn), % 0 to 0.15
0 to 0.1
Residuals, % 0
0 to 0.15