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383.0 Aluminum vs. EN-MC21230 Magnesium

383.0 aluminum belongs to the aluminum alloys classification, while EN-MC21230 magnesium belongs to the magnesium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is 383.0 aluminum and the bottom bar is EN-MC21230 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 75
63
Elastic (Young's, Tensile) Modulus, GPa 73
45
Elongation at Break, % 3.5
10
Fatigue Strength, MPa 150
99
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 28
18
Tensile Strength: Ultimate (UTS), MPa 280
220
Tensile Strength: Yield (Proof), MPa 150
140

Thermal Properties

Latent Heat of Fusion, J/g 540
350
Maximum Temperature: Mechanical, °C 170
120
Melting Completion (Liquidus), °C 580
600
Melting Onset (Solidus), °C 540
520
Specific Heat Capacity, J/kg-K 880
1000
Thermal Conductivity, W/m-K 96
72
Thermal Expansion, µm/m-K 21
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 23
12
Electrical Conductivity: Equal Weight (Specific), % IACS 74
63

Otherwise Unclassified Properties

Base Metal Price, % relative 10
12
Density, g/cm3 2.8
1.7
Embodied Carbon, kg CO2/kg material 7.5
23
Embodied Energy, MJ/kg 140
160
Embodied Water, L/kg 1030
990

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.2
19
Resilience: Unit (Modulus of Resilience), kJ/m3 150
200
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 50
71
Strength to Weight: Axial, points 28
36
Strength to Weight: Bending, points 34
48
Thermal Diffusivity, mm2/s 39
43
Thermal Shock Resistance, points 13
13

Alloy Composition

Aluminum (Al), % 79.7 to 88.5
5.5 to 8.5
Copper (Cu), % 2.0 to 3.0
0 to 0.010
Iron (Fe), % 0 to 1.3
0 to 0.0050
Magnesium (Mg), % 0 to 0.1
90.5 to 94.4
Manganese (Mn), % 0 to 0.5
0.1 to 0.6
Nickel (Ni), % 0 to 0.3
0 to 0.0020
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 to 0.3
Residuals, % 0
0 to 0.010