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EN-MC21210 Magnesium vs. 1070 Aluminum

EN-MC21210 magnesium belongs to the magnesium alloys classification, while 1070 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-MC21210 magnesium and the bottom bar is 1070 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
68
Elongation at Break, % 14
4.5 to 39
Fatigue Strength, MPa 70
22 to 49
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Shear Strength, MPa 110
48 to 79
Tensile Strength: Ultimate (UTS), MPa 190
73 to 140
Tensile Strength: Yield (Proof), MPa 90
17 to 120

Thermal Properties

Latent Heat of Fusion, J/g 350
400
Maximum Temperature: Mechanical, °C 100
170
Melting Completion (Liquidus), °C 600
640
Melting Onset (Solidus), °C 570
640
Specific Heat Capacity, J/kg-K 1000
900
Thermal Conductivity, W/m-K 120
230
Thermal Expansion, µm/m-K 27
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24
61
Electrical Conductivity: Equal Weight (Specific), % IACS 130
200

Otherwise Unclassified Properties

Base Metal Price, % relative 12
9.5
Density, g/cm3 1.6
2.7
Embodied Carbon, kg CO2/kg material 24
8.3
Embodied Energy, MJ/kg 160
160
Embodied Water, L/kg 980
1200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
4.8 to 21
Resilience: Unit (Modulus of Resilience), kJ/m3 92
2.1 to 110
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 72
50
Strength to Weight: Axial, points 32
7.5 to 14
Strength to Weight: Bending, points 44
14 to 22
Thermal Diffusivity, mm2/s 76
94
Thermal Shock Resistance, points 11
3.3 to 6.1

Alloy Composition


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Aluminum (Al), % 1.6 to 2.6
99.7 to 100
Copper (Cu), % 0 to 0.010
0 to 0.040
Iron (Fe), % 0 to 0.0050
0 to 0.25
Magnesium (Mg), % 96.3 to 98.3
0 to 0.030
Manganese (Mn), % 0.1 to 0.7
0 to 0.030
Nickel (Ni), % 0 to 0.0020
0
Silicon (Si), % 0 to 0.1
0 to 0.2
Titanium (Ti), % 0
0 to 0.030
Vanadium (V), % 0
0 to 0.050
Zinc (Zn), % 0 to 0.2
0 to 0.040
Residuals, % 0 to 0.010
0 to 0.030