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201.0 Aluminum vs. M1A Magnesium

201.0 aluminum belongs to the aluminum alloys classification, while M1A magnesium belongs to the magnesium alloys. There are 29 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 201.0 aluminum and the bottom bar is M1A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
45
Elongation at Break, % 4.4 to 20
5.5
Fatigue Strength, MPa 120 to 150
88
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
18
Shear Strength, MPa 290
120
Tensile Strength: Ultimate (UTS), MPa 370 to 470
230
Tensile Strength: Yield (Proof), MPa 220 to 400
130

Thermal Properties

Latent Heat of Fusion, J/g 390
350
Maximum Temperature: Mechanical, °C 170
95
Melting Completion (Liquidus), °C 650
610
Melting Onset (Solidus), °C 570
580
Specific Heat Capacity, J/kg-K 870
990
Thermal Conductivity, W/m-K 120
150
Thermal Expansion, µm/m-K 19
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30 to 33
35
Electrical Conductivity: Equal Weight (Specific), % IACS 87 to 97
190

Otherwise Unclassified Properties

Base Metal Price, % relative 38
12
Density, g/cm3 3.1
1.7
Embodied Carbon, kg CO2/kg material 8.7
24
Embodied Energy, MJ/kg 160
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 63
11
Resilience: Unit (Modulus of Resilience), kJ/m3 330 to 1160
180
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 45
71
Strength to Weight: Axial, points 33 to 42
38
Strength to Weight: Bending, points 37 to 44
49
Thermal Diffusivity, mm2/s 45
88
Thermal Shock Resistance, points 19 to 25
13

Alloy Composition

Aluminum (Al), % 92.1 to 95.1
0
Calcium (Ca), % 0
0 to 0.3
Copper (Cu), % 4.0 to 5.2
0 to 0.050
Iron (Fe), % 0 to 0.15
0
Magnesium (Mg), % 0.15 to 0.55
97.2 to 98.8
Manganese (Mn), % 0.2 to 0.5
1.2 to 2.0
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0 to 0.1
0 to 0.1
Silver (Ag), % 0.4 to 1.0
0
Titanium (Ti), % 0.15 to 0.35
0
Residuals, % 0
0 to 0.3