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238.0 Aluminum vs. N07750 Nickel

238.0 aluminum belongs to the aluminum alloys classification, while N07750 nickel belongs to the nickel alloys. There are 29 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 238.0 aluminum and the bottom bar is N07750 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 76
190
Elongation at Break, % 1.5
25
Fatigue Strength, MPa 110
520
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 28
73
Tensile Strength: Ultimate (UTS), MPa 210
1200
Tensile Strength: Yield (Proof), MPa 170
820

Thermal Properties

Latent Heat of Fusion, J/g 430
310
Maximum Temperature: Mechanical, °C 170
960
Melting Completion (Liquidus), °C 600
1430
Melting Onset (Solidus), °C 510
1400
Specific Heat Capacity, J/kg-K 840
460
Thermal Conductivity, W/m-K 100
13
Thermal Expansion, µm/m-K 21
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 67
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 12
60
Density, g/cm3 3.4
8.4
Embodied Carbon, kg CO2/kg material 7.4
10
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1040
260

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.9
270
Resilience: Unit (Modulus of Resilience), kJ/m3 180
1770
Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 42
23
Strength to Weight: Axial, points 17
40
Strength to Weight: Bending, points 23
30
Thermal Diffusivity, mm2/s 37
3.3
Thermal Shock Resistance, points 9.1
36

Alloy Composition

Aluminum (Al), % 81.9 to 84.9
0.4 to 1.0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
14 to 17
Cobalt (Co), % 0
0 to 1.0
Copper (Cu), % 9.5 to 10.5
0 to 0.5
Iron (Fe), % 1.0 to 1.5
5.0 to 9.0
Magnesium (Mg), % 0 to 0.25
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
70 to 77.7
Niobium (Nb), % 0
0.7 to 1.2
Silicon (Si), % 3.6 to 4.4
0 to 0.5
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 0
2.3 to 2.8
Zinc (Zn), % 1.0 to 1.5
0