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Nickel 693 vs. Type 1 Niobium

Nickel 693 belongs to the nickel alloys classification, while Type 1 niobium belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is nickel 693 and the bottom bar is Type 1 niobium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 34
29
Poisson's Ratio 0.28
0.4
Shear Modulus, GPa 76
38
Tensile Strength: Ultimate (UTS), MPa 660
140
Tensile Strength: Yield (Proof), MPa 310
82

Thermal Properties

Latent Heat of Fusion, J/g 330
320
Specific Heat Capacity, J/kg-K 480
270
Thermal Conductivity, W/m-K 9.1
52
Thermal Expansion, µm/m-K 13
7.3

Otherwise Unclassified Properties

Density, g/cm3 8.1
8.6
Embodied Water, L/kg 320
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
35
Resilience: Unit (Modulus of Resilience), kJ/m3 250
32
Stiffness to Weight: Axial, points 13
6.8
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 23
4.6
Strength to Weight: Bending, points 21
7.1
Thermal Diffusivity, mm2/s 2.3
23
Thermal Shock Resistance, points 19
13

Alloy Composition

Aluminum (Al), % 2.5 to 4.0
0
Carbon (C), % 0 to 0.15
0 to 0.010
Chromium (Cr), % 27 to 31
0
Copper (Cu), % 0 to 0.5
0
Hafnium (Hf), % 0
0 to 0.020
Hydrogen (H), % 0
0 to 0.0015
Iron (Fe), % 2.5 to 6.0
0 to 0.0050
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0
0 to 0.010
Nickel (Ni), % 53.3 to 67.5
0 to 0.0050
Niobium (Nb), % 0.5 to 2.5
99.7 to 100
Nitrogen (N), % 0
0 to 0.010
Oxygen (O), % 0
0 to 0.015
Silicon (Si), % 0 to 0.5
0 to 0.0050
Sulfur (S), % 0 to 0.010
0
Tantalum (Ta), % 0
0 to 0.1
Titanium (Ti), % 0 to 1.0
0 to 0.020
Tungsten (W), % 0
0 to 0.030
Zirconium (Zr), % 0
0 to 0.020