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EN-MC65220 Magnesium vs. R56406 Titanium

EN-MC65220 magnesium belongs to the magnesium alloys classification, while R56406 titanium belongs to the titanium alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is EN-MC65220 magnesium and the bottom bar is R56406 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
110
Elongation at Break, % 2.2
9.1
Fatigue Strength, MPa 110
480
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 17
40
Tensile Strength: Ultimate (UTS), MPa 270
980
Tensile Strength: Yield (Proof), MPa 200
850

Thermal Properties

Latent Heat of Fusion, J/g 340
410
Maximum Temperature: Mechanical, °C 160
340
Melting Completion (Liquidus), °C 610
1610
Melting Onset (Solidus), °C 550
1560
Specific Heat Capacity, J/kg-K 980
560
Thermal Conductivity, W/m-K 110
7.1
Thermal Expansion, µm/m-K 26
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 120
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 80
36
Density, g/cm3 1.9
4.5
Embodied Carbon, kg CO2/kg material 27
38
Embodied Energy, MJ/kg 210
610

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
85
Resilience: Unit (Modulus of Resilience), kJ/m3 450
3420
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 62
35
Strength to Weight: Axial, points 40
61
Strength to Weight: Bending, points 49
49
Thermal Diffusivity, mm2/s 61
2.8
Thermal Shock Resistance, points 17
69

Alloy Composition


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Aluminum (Al), % 0
5.5 to 6.8
Carbon (C), % 0
0 to 0.1
Copper (Cu), % 0.050 to 0.1
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.010
0 to 0.3
Magnesium (Mg), % 93.8 to 96.8
0
Manganese (Mn), % 0 to 0.15
0
Nickel (Ni), % 0 to 0.0050
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.2
Silicon (Si), % 0 to 0.010
0
Silver (Ag), % 1.3 to 1.7
0
Titanium (Ti), % 0
88.1 to 91
Unspecified Rare Earths, % 1.5 to 3.0
0
Vanadium (V), % 0
3.5 to 4.5
Zinc (Zn), % 0 to 0.2
0
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0