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AM60B Magnesium vs. 3203 Aluminum

AM60B magnesium belongs to the magnesium alloys classification, while 3203 aluminum belongs to the aluminum 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 AM60B magnesium and the bottom bar is 3203 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
70
Elongation at Break, % 11
4.5 to 29
Fatigue Strength, MPa 96
46 to 92
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Shear Strength, MPa 140
72 to 120
Tensile Strength: Ultimate (UTS), MPa 230
110 to 200
Tensile Strength: Yield (Proof), MPa 130
39 to 190

Thermal Properties

Latent Heat of Fusion, J/g 350
400
Maximum Temperature: Mechanical, °C 120
180
Melting Completion (Liquidus), °C 620
650
Melting Onset (Solidus), °C 540
620
Specific Heat Capacity, J/kg-K 1000
900
Thermal Conductivity, W/m-K 61
170
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
43
Electrical Conductivity: Equal Weight (Specific), % IACS 72
140

Otherwise Unclassified Properties

Base Metal Price, % relative 12
9.0
Density, g/cm3 1.7
2.8
Embodied Carbon, kg CO2/kg material 23
8.1
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 990
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
8.0 to 25
Resilience: Unit (Modulus of Resilience), kJ/m3 190
11 to 250
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 71
50
Strength to Weight: Axial, points 38
11 to 20
Strength to Weight: Bending, points 50
19 to 28
Thermal Diffusivity, mm2/s 37
70
Thermal Shock Resistance, points 14
4.9 to 8.8

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
96.9 to 99
Copper (Cu), % 0 to 0.010
0 to 0.050
Iron (Fe), % 0 to 0.0050
0 to 0.7
Magnesium (Mg), % 92.6 to 94.3
0
Manganese (Mn), % 0.24 to 0.6
1.0 to 1.5
Nickel (Ni), % 0 to 0.0020
0
Silicon (Si), % 0 to 0.1
0 to 0.6
Zinc (Zn), % 0 to 0.22
0 to 0.1
Residuals, % 0
0 to 0.15