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Nickel 30 vs. 7049A Aluminum

Nickel 30 belongs to the nickel alloys classification, while 7049A 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 nickel 30 and the bottom bar is 7049A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
71
Elongation at Break, % 34
5.0 to 5.7
Fatigue Strength, MPa 200
180
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 82
27
Shear Strength, MPa 440
340 to 350
Tensile Strength: Ultimate (UTS), MPa 660
580 to 590
Tensile Strength: Yield (Proof), MPa 270
500 to 530

Thermal Properties

Latent Heat of Fusion, J/g 320
370
Maximum Temperature: Mechanical, °C 1020
200
Melting Completion (Liquidus), °C 1480
640
Melting Onset (Solidus), °C 1430
430
Specific Heat Capacity, J/kg-K 450
850
Thermal Conductivity, W/m-K 10
130
Thermal Expansion, µm/m-K 13
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
40
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
120

Otherwise Unclassified Properties

Base Metal Price, % relative 60
10
Density, g/cm3 8.5
3.1
Embodied Carbon, kg CO2/kg material 9.4
8.2
Embodied Energy, MJ/kg 130
150
Embodied Water, L/kg 290
1100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
28 to 32
Resilience: Unit (Modulus of Resilience), kJ/m3 180
1800 to 1990
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
44
Strength to Weight: Axial, points 22
52 to 53
Strength to Weight: Bending, points 20
50 to 51
Thermal Diffusivity, mm2/s 2.7
50
Thermal Shock Resistance, points 18
25

Alloy Composition

Aluminum (Al), % 0
84.6 to 89.5
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 28 to 31.5
0.050 to 0.25
Cobalt (Co), % 0 to 5.0
0
Copper (Cu), % 1.0 to 2.4
1.2 to 1.9
Iron (Fe), % 13 to 17
0 to 0.5
Magnesium (Mg), % 0
2.1 to 3.1
Manganese (Mn), % 0 to 0.030
0 to 0.5
Molybdenum (Mo), % 4.0 to 6.0
0
Nickel (Ni), % 30.2 to 52.2
0
Niobium (Nb), % 0.3 to 1.5
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.8
0 to 0.4
Sulfur (S), % 0 to 0.020
0
Titanium (Ti), % 0
0 to 0.25
Tungsten (W), % 1.5 to 4.0
0
Zinc (Zn), % 0
7.2 to 8.4
Zirconium (Zr), % 0
0 to 0.25
Residuals, % 0
0 to 0.15