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EN-MC21320 Magnesium vs. EN 2.4650 Nickel

EN-MC21320 magnesium belongs to the magnesium alloys classification, while EN 2.4650 nickel belongs to the nickel 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. 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-MC21320 magnesium and the bottom bar is EN 2.4650 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
210
Elongation at Break, % 7.5
34
Fatigue Strength, MPa 95
480
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 18
80
Shear Strength, MPa 130
730
Tensile Strength: Ultimate (UTS), MPa 230
1090
Tensile Strength: Yield (Proof), MPa 140
650

Thermal Properties

Latent Heat of Fusion, J/g 370
320
Maximum Temperature: Mechanical, °C 110
1010
Melting Completion (Liquidus), °C 600
1400
Melting Onset (Solidus), °C 530
1350
Specific Heat Capacity, J/kg-K 1000
450
Thermal Conductivity, W/m-K 66
12
Thermal Expansion, µm/m-K 26
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 17
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 91
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 12
80
Density, g/cm3 1.6
8.5
Embodied Carbon, kg CO2/kg material 23
10
Embodied Energy, MJ/kg 160
140
Embodied Water, L/kg 980
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15
320
Resilience: Unit (Modulus of Resilience), kJ/m3 200
1030
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 72
23
Strength to Weight: Axial, points 38
36
Strength to Weight: Bending, points 50
28
Thermal Diffusivity, mm2/s 40
3.1
Thermal Shock Resistance, points 13
33

Alloy Composition


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Aluminum (Al), % 3.5 to 5.0
0.3 to 0.6
Boron (B), % 0
0 to 0.0050
Carbon (C), % 0
0.040 to 0.080
Chromium (Cr), % 0
19 to 21
Cobalt (Co), % 0
19 to 21
Copper (Cu), % 0 to 0.010
0 to 0.2
Iron (Fe), % 0 to 0.0050
0 to 0.7
Magnesium (Mg), % 92.5 to 95.9
0
Manganese (Mn), % 0.1 to 0.7
0 to 0.6
Molybdenum (Mo), % 0
5.6 to 6.1
Nickel (Ni), % 0 to 0.0020
46.9 to 54.2
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0.5 to 1.5
0 to 0.4
Sulfur (S), % 0
0 to 0.0070
Titanium (Ti), % 0
1.9 to 2.4
Zinc (Zn), % 0 to 0.2
0
Residuals, % 0 to 0.010
0