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N06058 Nickel vs. 7021 Aluminum

N06058 nickel belongs to the nickel alloys classification, while 7021 aluminum belongs to the aluminum alloys. There are 28 material properties with values for both materials. Properties with values for just one material (2, 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 N06058 nickel and the bottom bar is 7021 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
69
Elongation at Break, % 45
9.4
Fatigue Strength, MPa 350
150
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 86
26
Shear Strength, MPa 600
270
Tensile Strength: Ultimate (UTS), MPa 860
460
Tensile Strength: Yield (Proof), MPa 410
390

Thermal Properties

Latent Heat of Fusion, J/g 330
380
Maximum Temperature: Mechanical, °C 980
200
Melting Completion (Liquidus), °C 1540
630
Melting Onset (Solidus), °C 1490
510
Specific Heat Capacity, J/kg-K 420
870
Thermal Conductivity, W/m-K 9.8
150
Thermal Expansion, µm/m-K 12
24

Otherwise Unclassified Properties

Base Metal Price, % relative 70
9.5
Density, g/cm3 8.8
2.9
Embodied Carbon, kg CO2/kg material 13
8.3
Embodied Energy, MJ/kg 170
150
Embodied Water, L/kg 310
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
41
Resilience: Unit (Modulus of Resilience), kJ/m3 370
1110
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
47
Strength to Weight: Axial, points 27
44
Strength to Weight: Bending, points 23
45
Thermal Diffusivity, mm2/s 2.6
59
Thermal Shock Resistance, points 23
20

Alloy Composition

Aluminum (Al), % 0 to 0.4
90.7 to 93.7
Carbon (C), % 0 to 0.010
0
Chromium (Cr), % 20 to 23
0 to 0.050
Cobalt (Co), % 0 to 0.3
0
Copper (Cu), % 0 to 0.5
0 to 0.25
Iron (Fe), % 0 to 1.5
0 to 0.4
Magnesium (Mg), % 0
1.2 to 1.8
Manganese (Mn), % 0 to 0.5
0 to 0.1
Molybdenum (Mo), % 19 to 21
0
Nickel (Ni), % 52.2 to 61
0
Nitrogen (N), % 0.020 to 0.15
0
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0 to 0.1
0 to 0.25
Sulfur (S), % 0 to 0.010
0
Titanium (Ti), % 0
0 to 0.1
Tungsten (W), % 0 to 0.3
0
Zinc (Zn), % 0
5.0 to 6.0
Zirconium (Zr), % 0
0.080 to 0.18
Residuals, % 0
0 to 0.15