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359.0 Aluminum vs. M1A Magnesium

359.0 aluminum belongs to the aluminum alloys classification, while M1A magnesium belongs to the magnesium 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 359.0 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, % 3.8 to 4.9
5.5
Fatigue Strength, MPa 100
88
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
18
Shear Strength, MPa 220 to 230
120
Tensile Strength: Ultimate (UTS), MPa 340 to 350
230
Tensile Strength: Yield (Proof), MPa 250 to 280
130

Thermal Properties

Latent Heat of Fusion, J/g 530
350
Maximum Temperature: Mechanical, °C 170
95
Melting Completion (Liquidus), °C 600
610
Melting Onset (Solidus), °C 570
580
Specific Heat Capacity, J/kg-K 910
990
Thermal Conductivity, W/m-K 140
150
Thermal Expansion, µm/m-K 21
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
35
Electrical Conductivity: Equal Weight (Specific), % IACS 120
190

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
12
Density, g/cm3 2.6
1.7
Embodied Carbon, kg CO2/kg material 8.0
24
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1090
970

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 15
11
Resilience: Unit (Modulus of Resilience), kJ/m3 450 to 540
180
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 54
71
Strength to Weight: Axial, points 37 to 38
38
Strength to Weight: Bending, points 42 to 43
49
Thermal Diffusivity, mm2/s 59
88
Thermal Shock Resistance, points 16 to 17
13

Alloy Composition

Aluminum (Al), % 88.9 to 91
0
Calcium (Ca), % 0
0 to 0.3
Copper (Cu), % 0 to 0.2
0 to 0.050
Iron (Fe), % 0 to 0.2
0
Magnesium (Mg), % 0.5 to 0.7
97.2 to 98.8
Manganese (Mn), % 0 to 0.1
1.2 to 2.0
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 8.5 to 9.5
0 to 0.1
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0
0 to 0.3