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707.0 Aluminum vs. EN-MC65210 Magnesium

707.0 aluminum belongs to the aluminum alloys classification, while EN-MC65210 magnesium belongs to the magnesium alloys. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is 707.0 aluminum and the bottom bar is EN-MC65210 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
44
Elongation at Break, % 1.7 to 3.4
2.8
Fatigue Strength, MPa 75 to 140
110
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
17
Tensile Strength: Ultimate (UTS), MPa 270 to 300
270
Tensile Strength: Yield (Proof), MPa 170 to 250
200

Thermal Properties

Latent Heat of Fusion, J/g 380
340
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 630
610
Melting Onset (Solidus), °C 600
540
Specific Heat Capacity, J/kg-K 880
970
Thermal Conductivity, W/m-K 150
110
Thermal Expansion, µm/m-K 24
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
25
Electrical Conductivity: Equal Weight (Specific), % IACS 110
110

Otherwise Unclassified Properties

Density, g/cm3 2.9
2.0
Embodied Carbon, kg CO2/kg material 8.3
27
Embodied Energy, MJ/kg 150
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.3 to 8.6
6.9
Resilience: Unit (Modulus of Resilience), kJ/m3 210 to 430
450
Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 47
59
Strength to Weight: Axial, points 26 to 29
38
Strength to Weight: Bending, points 32 to 34
47
Thermal Diffusivity, mm2/s 58
58
Thermal Shock Resistance, points 12 to 13
17

Alloy Composition

Aluminum (Al), % 90.5 to 93.6
0
Chromium (Cr), % 0.2 to 0.4
0
Copper (Cu), % 0 to 0.2
0 to 0.030
Iron (Fe), % 0 to 0.8
0 to 0.010
Magnesium (Mg), % 1.8 to 2.4
92.6 to 95.6
Manganese (Mn), % 0.4 to 0.6
0 to 0.15
Nickel (Ni), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.2
0 to 0.010
Silver (Ag), % 0
2.0 to 3.0
Titanium (Ti), % 0 to 0.25
0
Unspecified Rare Earths, % 0
2.0 to 3.0
Zinc (Zn), % 4.0 to 4.5
0 to 0.2
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.010