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EN 2.4632 Nickel vs. 5449 Aluminum

EN 2.4632 nickel belongs to the nickel alloys classification, while 5449 aluminum belongs to the aluminum 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 2.4632 nickel and the bottom bar is 5449 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
69
Elongation at Break, % 17
4.0 to 17
Fatigue Strength, MPa 430
78 to 120
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 76
26
Shear Strength, MPa 770
130 to 190
Tensile Strength: Ultimate (UTS), MPa 1250
210 to 330
Tensile Strength: Yield (Proof), MPa 780
91 to 260

Thermal Properties

Latent Heat of Fusion, J/g 320
400
Maximum Temperature: Mechanical, °C 1010
190
Melting Completion (Liquidus), °C 1340
650
Melting Onset (Solidus), °C 1290
590
Specific Heat Capacity, J/kg-K 470
900
Thermal Conductivity, W/m-K 13
140
Thermal Expansion, µm/m-K 12
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
35
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
110

Otherwise Unclassified Properties

Base Metal Price, % relative 75
9.5
Density, g/cm3 8.3
2.8
Embodied Carbon, kg CO2/kg material 9.4
8.5
Embodied Energy, MJ/kg 130
150
Embodied Water, L/kg 350
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
12 to 29
Resilience: Unit (Modulus of Resilience), kJ/m3 1570
60 to 480
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
50
Strength to Weight: Axial, points 42
22 to 33
Strength to Weight: Bending, points 31
29 to 39
Thermal Diffusivity, mm2/s 3.3
56
Thermal Shock Resistance, points 39
9.4 to 15

Alloy Composition

Aluminum (Al), % 1.0 to 2.0
94.1 to 97.8
Boron (B), % 0 to 0.020
0
Carbon (C), % 0 to 0.13
0
Chromium (Cr), % 18 to 21
0 to 0.3
Cobalt (Co), % 15 to 21
0
Copper (Cu), % 0 to 0.2
0 to 0.3
Iron (Fe), % 0 to 1.5
0 to 0.7
Magnesium (Mg), % 0
1.6 to 2.6
Manganese (Mn), % 0 to 1.0
0.6 to 1.1
Nickel (Ni), % 49 to 64
0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 2.0 to 3.0
0 to 0.1
Zinc (Zn), % 0
0 to 0.3
Zirconium (Zr), % 0 to 0.15
0
Residuals, % 0
0 to 0.15