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5021 Aluminum vs. N07752 Nickel

5021 aluminum belongs to the aluminum alloys classification, while N07752 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 5021 aluminum and the bottom bar is N07752 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
190
Elongation at Break, % 1.1 to 3.4
22
Fatigue Strength, MPa 85 to 110
450
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
73
Shear Strength, MPa 170
710
Tensile Strength: Ultimate (UTS), MPa 300 to 310
1120
Tensile Strength: Yield (Proof), MPa 240 to 270
740

Thermal Properties

Latent Heat of Fusion, J/g 400
310
Maximum Temperature: Mechanical, °C 180
960
Melting Completion (Liquidus), °C 640
1380
Melting Onset (Solidus), °C 590
1330
Specific Heat Capacity, J/kg-K 900
460
Thermal Conductivity, W/m-K 140
13
Thermal Expansion, µm/m-K 23
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 120
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
60
Density, g/cm3 2.7
8.4
Embodied Carbon, kg CO2/kg material 8.6
10
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
260

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.1 to 10
220
Resilience: Unit (Modulus of Resilience), kJ/m3 440 to 550
1450
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
23
Strength to Weight: Axial, points 30 to 32
37
Strength to Weight: Bending, points 37
29
Thermal Diffusivity, mm2/s 57
3.2
Thermal Shock Resistance, points 13 to 14
34

Alloy Composition

Aluminum (Al), % 95.2 to 97.7
0.4 to 1.0
Boron (B), % 0
0 to 0.0070
Carbon (C), % 0
0.020 to 0.060
Chromium (Cr), % 0 to 0.15
14.5 to 17
Cobalt (Co), % 0
0 to 0.050
Copper (Cu), % 0 to 0.15
0 to 0.5
Iron (Fe), % 0 to 0.5
5.0 to 9.0
Magnesium (Mg), % 2.2 to 2.8
0
Manganese (Mn), % 0.1 to 0.5
0 to 1.0
Nickel (Ni), % 0
70 to 77.1
Niobium (Nb), % 0
0.7 to 1.2
Phosphorus (P), % 0
0 to 0.0080
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0
0 to 0.0030
Titanium (Ti), % 0
2.3 to 2.8
Vanadium (V), % 0
0 to 0.1
Zinc (Zn), % 0 to 0.15
0 to 0.050
Residuals, % 0 to 0.15
0