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EN-MC95310 Magnesium vs. 3203 Aluminum

EN-MC95310 magnesium belongs to the magnesium alloys classification, while 3203 aluminum belongs to the aluminum alloys. 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 EN-MC95310 magnesium and the bottom bar is 3203 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
70
Elongation at Break, % 2.2
4.5 to 29
Fatigue Strength, MPa 110
46 to 92
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Shear Strength, MPa 160
72 to 120
Tensile Strength: Ultimate (UTS), MPa 280
110 to 200
Tensile Strength: Yield (Proof), MPa 190
39 to 190

Thermal Properties

Latent Heat of Fusion, J/g 330
400
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 650
650
Melting Onset (Solidus), °C 540
620
Specific Heat Capacity, J/kg-K 960
900
Thermal Conductivity, W/m-K 51
170
Thermal Expansion, µm/m-K 25
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
43
Electrical Conductivity: Equal Weight (Specific), % IACS 50
140

Otherwise Unclassified Properties

Base Metal Price, % relative 34
9.0
Density, g/cm3 1.9
2.8
Embodied Carbon, kg CO2/kg material 29
8.1
Embodied Energy, MJ/kg 260
150
Embodied Water, L/kg 900
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.6
8.0 to 25
Resilience: Unit (Modulus of Resilience), kJ/m3 420
11 to 250
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 61
50
Strength to Weight: Axial, points 40
11 to 20
Strength to Weight: Bending, points 49
19 to 28
Thermal Diffusivity, mm2/s 28
70
Thermal Shock Resistance, points 18
4.9 to 8.8

Alloy Composition


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Aluminum (Al), % 0
96.9 to 99
Copper (Cu), % 0 to 0.030
0 to 0.050
Iron (Fe), % 0 to 0.010
0 to 0.7
Lithium (Li), % 0 to 0.2
0
Magnesium (Mg), % 88.9 to 93.4
0
Manganese (Mn), % 0 to 0.15
1.0 to 1.5
Nickel (Ni), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.010
0 to 0.6
Unspecified Rare Earths, % 1.5 to 4.0
0
Yttrium (Y), % 4.8 to 5.5
0
Zinc (Zn), % 0 to 0.2
0 to 0.1
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.15