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2007 Aluminum vs. N06985 Nickel

2007 aluminum belongs to the aluminum alloys classification, while N06985 nickel belongs to the nickel 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 2007 aluminum and the bottom bar is N06985 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
210
Elongation at Break, % 5.6 to 8.0
45
Fatigue Strength, MPa 91 to 110
220
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 27
80
Shear Strength, MPa 220 to 250
480
Tensile Strength: Ultimate (UTS), MPa 370 to 420
690
Tensile Strength: Yield (Proof), MPa 240 to 270
260

Thermal Properties

Latent Heat of Fusion, J/g 390
320
Maximum Temperature: Mechanical, °C 190
990
Melting Completion (Liquidus), °C 640
1350
Melting Onset (Solidus), °C 510
1260
Specific Heat Capacity, J/kg-K 870
450
Thermal Conductivity, W/m-K 130
10
Thermal Expansion, µm/m-K 23
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 47
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 140
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 11
55
Density, g/cm3 3.1
8.4
Embodied Carbon, kg CO2/kg material 8.0
8.8
Embodied Energy, MJ/kg 150
120
Embodied Water, L/kg 1130
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 26
250
Resilience: Unit (Modulus of Resilience), kJ/m3 390 to 530
160
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 44
23
Strength to Weight: Axial, points 33 to 38
23
Strength to Weight: Bending, points 37 to 40
21
Thermal Diffusivity, mm2/s 48
2.6
Thermal Shock Resistance, points 16 to 19
16

Alloy Composition

Aluminum (Al), % 87.5 to 95
0
Bismuth (Bi), % 0 to 0.2
0
Carbon (C), % 0
0 to 0.015
Chromium (Cr), % 0 to 0.1
21 to 23.5
Cobalt (Co), % 0
0 to 5.0
Copper (Cu), % 3.3 to 4.6
1.5 to 2.5
Iron (Fe), % 0 to 0.8
18 to 21
Lead (Pb), % 0.8 to 1.5
0
Magnesium (Mg), % 0.4 to 1.8
0
Manganese (Mn), % 0.5 to 1.0
0 to 1.0
Molybdenum (Mo), % 0
6.0 to 8.0
Nickel (Ni), % 0 to 0.2
35.9 to 53.5
Niobium (Nb), % 0
0 to 0.5
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.8
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.2
0
Titanium (Ti), % 0 to 0.2
0
Tungsten (W), % 0
0 to 1.5
Zinc (Zn), % 0 to 0.8
0
Residuals, % 0 to 0.3
0