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EN 2.4951 Nickel vs. EN-MC65120 Magnesium

EN 2.4951 nickel belongs to the nickel alloys classification, while EN-MC65120 magnesium belongs to the magnesium alloys. 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 2.4951 nickel and the bottom bar is EN-MC65120 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
55
Elastic (Young's, Tensile) Modulus, GPa 190
45
Elongation at Break, % 34
3.1
Fatigue Strength, MPa 200
80
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 76
17
Shear Strength, MPa 500
92
Tensile Strength: Ultimate (UTS), MPa 750
160
Tensile Strength: Yield (Proof), MPa 270
110

Thermal Properties

Latent Heat of Fusion, J/g 320
330
Maximum Temperature: Mechanical, °C 1150
180
Melting Completion (Liquidus), °C 1360
590
Melting Onset (Solidus), °C 1310
520
Specific Heat Capacity, J/kg-K 460
970
Thermal Conductivity, W/m-K 12
100
Thermal Expansion, µm/m-K 12
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
25
Electrical Conductivity: Equal Weight (Specific), % IACS 1.7
120

Otherwise Unclassified Properties

Base Metal Price, % relative 60
25
Density, g/cm3 8.5
1.9
Embodied Carbon, kg CO2/kg material 9.3
25
Embodied Energy, MJ/kg 130
190
Embodied Water, L/kg 280
930

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
4.4
Resilience: Unit (Modulus of Resilience), kJ/m3 190
140
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
62
Strength to Weight: Axial, points 25
23
Strength to Weight: Bending, points 22
34
Thermal Diffusivity, mm2/s 3.1
56
Thermal Shock Resistance, points 23
9.8

Alloy Composition

Aluminum (Al), % 0 to 0.3
0
Carbon (C), % 0.080 to 0.15
0
Chromium (Cr), % 18 to 21
0
Cobalt (Co), % 0 to 5.0
0
Copper (Cu), % 0 to 0.5
0 to 0.030
Iron (Fe), % 0 to 5.0
0 to 0.010
Magnesium (Mg), % 0
91.8 to 95.1
Manganese (Mn), % 0 to 1.0
0 to 0.15
Nickel (Ni), % 65.4 to 81.7
0 to 0.0050
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 1.0
0 to 0.010
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0.2 to 0.6
0
Unspecified Rare Earths, % 0
2.5 to 4.0
Zinc (Zn), % 0
2.0 to 3.0
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.010