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1230A Aluminum vs. EN-MC21210 Magnesium

1230A aluminum belongs to the aluminum alloys classification, while EN-MC21210 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 1230A aluminum and the bottom bar is EN-MC21210 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
44
Elongation at Break, % 4.5 to 34
14
Fatigue Strength, MPa 35 to 74
70
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
17
Shear Strength, MPa 59 to 99
110
Tensile Strength: Ultimate (UTS), MPa 89 to 170
190
Tensile Strength: Yield (Proof), MPa 29 to 150
90

Thermal Properties

Latent Heat of Fusion, J/g 400
350
Maximum Temperature: Mechanical, °C 170
100
Melting Completion (Liquidus), °C 640
600
Melting Onset (Solidus), °C 640
570
Specific Heat Capacity, J/kg-K 900
1000
Thermal Conductivity, W/m-K 230
120
Thermal Expansion, µm/m-K 23
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
24
Electrical Conductivity: Equal Weight (Specific), % IACS 200
130

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
12
Density, g/cm3 2.7
1.6
Embodied Carbon, kg CO2/kg material 8.2
24
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1190
980

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.4 to 23
22
Resilience: Unit (Modulus of Resilience), kJ/m3 5.9 to 150
92
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 50
72
Strength to Weight: Axial, points 9.1 to 17
32
Strength to Weight: Bending, points 16 to 25
44
Thermal Diffusivity, mm2/s 93
76
Thermal Shock Resistance, points 4.0 to 7.6
11

Alloy Composition

Aluminum (Al), % 99.3 to 100
1.6 to 2.6
Copper (Cu), % 0 to 0.1
0 to 0.010
Iron (Fe), % 0 to 0.7
0 to 0.0050
Magnesium (Mg), % 0 to 0.050
96.3 to 98.3
Manganese (Mn), % 0 to 0.050
0.1 to 0.7
Nickel (Ni), % 0
0 to 0.0020
Silicon (Si), % 0 to 0.7
0 to 0.1
Zinc (Zn), % 0 to 0.050
0 to 0.2
Residuals, % 0
0 to 0.010