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383.0 Aluminum vs. M1A Magnesium

383.0 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 (4, in this case) are not shown.

For each property being compared, the top bar is 383.0 aluminum and the bottom bar is M1A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
45
Elongation at Break, % 3.5
5.5
Fatigue Strength, MPa 150
88
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 28
18
Tensile Strength: Ultimate (UTS), MPa 280
230
Tensile Strength: Yield (Proof), MPa 150
130

Thermal Properties

Latent Heat of Fusion, J/g 540
350
Maximum Temperature: Mechanical, °C 170
95
Melting Completion (Liquidus), °C 580
610
Melting Onset (Solidus), °C 540
580
Specific Heat Capacity, J/kg-K 880
990
Thermal Conductivity, W/m-K 96
150
Thermal Expansion, µm/m-K 21
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 23
35
Electrical Conductivity: Equal Weight (Specific), % IACS 74
190

Otherwise Unclassified Properties

Base Metal Price, % relative 10
12
Density, g/cm3 2.8
1.7
Embodied Carbon, kg CO2/kg material 7.5
24
Embodied Energy, MJ/kg 140
160
Embodied Water, L/kg 1030
970

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.2
11
Resilience: Unit (Modulus of Resilience), kJ/m3 150
180
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 50
71
Strength to Weight: Axial, points 28
38
Strength to Weight: Bending, points 34
49
Thermal Diffusivity, mm2/s 39
88
Thermal Shock Resistance, points 13
13

Alloy Composition

Aluminum (Al), % 79.7 to 88.5
0
Calcium (Ca), % 0
0 to 0.3
Copper (Cu), % 2.0 to 3.0
0 to 0.050
Iron (Fe), % 0 to 1.3
0
Magnesium (Mg), % 0 to 0.1
97.2 to 98.8
Manganese (Mn), % 0 to 0.5
1.2 to 2.0
Nickel (Ni), % 0 to 0.3
0 to 0.010
Silicon (Si), % 9.5 to 11.5
0 to 0.1
Tin (Sn), % 0 to 0.15
0
Zinc (Zn), % 0 to 3.0
0
Residuals, % 0
0 to 0.3