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ISO-WD21150 Magnesium vs. A206.0 Aluminum

ISO-WD21150 magnesium belongs to the magnesium alloys classification, while A206.0 aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is ISO-WD21150 magnesium and the bottom bar is A206.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
70
Elongation at Break, % 5.7 to 11
4.2 to 10
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Shear Strength, MPa 150 to 170
260
Tensile Strength: Ultimate (UTS), MPa 240 to 290
390 to 440
Tensile Strength: Yield (Proof), MPa 120 to 200
250 to 380

Thermal Properties

Latent Heat of Fusion, J/g 350
390
Maximum Temperature: Mechanical, °C 110
170
Melting Completion (Liquidus), °C 600
670
Melting Onset (Solidus), °C 550
550
Specific Heat Capacity, J/kg-K 990
880
Thermal Conductivity, W/m-K 100
130
Thermal Expansion, µm/m-K 27
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 19
30
Electrical Conductivity: Equal Weight (Specific), % IACS 100
90

Otherwise Unclassified Properties

Base Metal Price, % relative 12
11
Density, g/cm3 1.7
3.0
Embodied Carbon, kg CO2/kg material 23
8.0
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 980
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15 to 24
16 to 37
Resilience: Unit (Modulus of Resilience), kJ/m3 160 to 460
440 to 1000
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 70
46
Strength to Weight: Axial, points 40 to 48
36 to 41
Strength to Weight: Bending, points 52 to 58
39 to 43
Thermal Diffusivity, mm2/s 60
48
Thermal Shock Resistance, points 15 to 17
17 to 19

Alloy Composition

Aluminum (Al), % 2.4 to 3.6
93.9 to 95.7
Copper (Cu), % 0 to 0.050
4.2 to 5.0
Iron (Fe), % 0 to 0.0050
0 to 0.1
Magnesium (Mg), % 94 to 97
0 to 0.15
Manganese (Mn), % 0.15 to 0.4
0 to 0.2
Nickel (Ni), % 0 to 0.0050
0 to 0.050
Silicon (Si), % 0 to 0.1
0 to 0.050
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 0
0.15 to 0.3
Zinc (Zn), % 0.5 to 1.5
0 to 0.1
Residuals, % 0
0 to 0.15