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3003 Aluminum vs. EN-MC65210 Magnesium

3003 aluminum belongs to the aluminum alloys classification, while EN-MC65210 magnesium belongs to the magnesium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is 3003 aluminum and the bottom bar is EN-MC65210 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 28 to 65
80
Elastic (Young's, Tensile) Modulus, GPa 70
44
Elongation at Break, % 1.1 to 28
2.8
Fatigue Strength, MPa 39 to 90
110
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
17
Shear Strength, MPa 68 to 130
150
Tensile Strength: Ultimate (UTS), MPa 110 to 240
270
Tensile Strength: Yield (Proof), MPa 40 to 210
200

Thermal Properties

Latent Heat of Fusion, J/g 400
340
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 650
610
Melting Onset (Solidus), °C 640
540
Specific Heat Capacity, J/kg-K 900
970
Thermal Conductivity, W/m-K 180
110
Thermal Expansion, µm/m-K 23
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 44
25
Electrical Conductivity: Equal Weight (Specific), % IACS 140
110

Otherwise Unclassified Properties

Density, g/cm3 2.8
2.0
Embodied Carbon, kg CO2/kg material 8.1
27
Embodied Energy, MJ/kg 150
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 0.95 to 63
6.9
Resilience: Unit (Modulus of Resilience), kJ/m3 11 to 300
450
Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 50
59
Strength to Weight: Axial, points 11 to 24
38
Strength to Weight: Bending, points 18 to 30
47
Thermal Diffusivity, mm2/s 71
58
Thermal Shock Resistance, points 4.7 to 10
17

Alloy Composition

Aluminum (Al), % 96.8 to 99
0
Copper (Cu), % 0.050 to 0.2
0 to 0.030
Iron (Fe), % 0 to 0.7
0 to 0.010
Magnesium (Mg), % 0
92.6 to 95.6
Manganese (Mn), % 1.0 to 1.5
0 to 0.15
Nickel (Ni), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.6
0 to 0.010
Silver (Ag), % 0
2.0 to 3.0
Unspecified Rare Earths, % 0
2.0 to 3.0
Zinc (Zn), % 0 to 0.1
0 to 0.2
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.010