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AS41B Magnesium vs. 6110 Aluminum

AS41B magnesium belongs to the magnesium alloys classification, while 6110 aluminum belongs to the aluminum alloys.

For each property being compared, the top bar is AS41B magnesium and the bottom bar is 6110 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
70
Elongation at Break, % 6.0
2.2
Fatigue Strength, MPa 97
120
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 18
26
Shear Strength, MPa 120
290
Tensile Strength: Ultimate (UTS), MPa 210
500
Tensile Strength: Yield (Proof), MPa 140
500

Thermal Properties

Latent Heat of Fusion, J/g 370
410
Maximum Temperature: Mechanical, °C 110
170
Melting Completion (Liquidus), °C 620
640
Melting Onset (Solidus), °C 570
600
Specific Heat Capacity, J/kg-K 1000
900
Thermal Conductivity, W/m-K 68
170
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 17
42
Electrical Conductivity: Equal Weight (Specific), % IACS 92
140

Otherwise Unclassified Properties

Base Metal Price, % relative 12
9.5
Density, g/cm3 1.7
2.8
Embodied Carbon, kg CO2/kg material 23
8.2
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 980
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 11
11
Resilience: Unit (Modulus of Resilience), kJ/m3 220
1770
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 72
50
Strength to Weight: Axial, points 35
51
Strength to Weight: Bending, points 47
51
Thermal Diffusivity, mm2/s 41
67
Thermal Shock Resistance, points 13
22

Alloy Composition

Aluminum (Al), % 3.5 to 5.0
94.4 to 98.4
Chromium (Cr), % 0
0.040 to 0.25
Copper (Cu), % 0 to 0.020
0.2 to 0.7
Iron (Fe), % 0 to 0.0035
0 to 0.8
Magnesium (Mg), % 92.7 to 95.7
0.5 to 1.1
Manganese (Mn), % 0.35 to 0.7
0.2 to 0.7
Nickel (Ni), % 0 to 0.0020
0
Silicon (Si), % 0.5 to 1.5
0.7 to 1.5
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 0 to 0.12
0 to 0.3
Residuals, % 0
0 to 0.15