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Nickel 22 vs. Grade 2 Titanium

Nickel 22 belongs to the nickel alloys classification, while grade 2 titanium belongs to the titanium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is nickel 22 and the bottom bar is grade 2 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
110
Elongation at Break, % 49
23
Fatigue Strength, MPa 330
250
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 84
38
Shear Strength, MPa 560
270
Tensile Strength: Ultimate (UTS), MPa 790
420
Tensile Strength: Yield (Proof), MPa 360
360

Thermal Properties

Latent Heat of Fusion, J/g 320
420
Maximum Temperature: Mechanical, °C 990
320
Melting Completion (Liquidus), °C 1390
1660
Melting Onset (Solidus), °C 1360
1610
Specific Heat Capacity, J/kg-K 430
540
Thermal Conductivity, W/m-K 10
22
Thermal Expansion, µm/m-K 11
9.0

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
7.2

Otherwise Unclassified Properties

Base Metal Price, % relative 70
37
Density, g/cm3 8.9
4.5
Embodied Carbon, kg CO2/kg material 12
31
Embodied Energy, MJ/kg 170
510
Embodied Water, L/kg 300
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
92
Resilience: Unit (Modulus of Resilience), kJ/m3 300
600
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 22
35
Strength to Weight: Axial, points 25
26
Strength to Weight: Bending, points 21
28
Thermal Diffusivity, mm2/s 2.7
8.9
Thermal Shock Resistance, points 24
32

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.080
Chromium (Cr), % 20 to 22.5
0
Cobalt (Co), % 0 to 2.5
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 2.0 to 6.0
0 to 0.3
Manganese (Mn), % 0 to 0.015
0
Molybdenum (Mo), % 12.5 to 14.5
0
Nickel (Ni), % 50.8 to 63
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.25
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.080
0
Sulfur (S), % 0 to 0.020
0
Titanium (Ti), % 0
98.9 to 100
Tungsten (W), % 2.5 to 3.5
0
Vanadium (V), % 0 to 0.35
0
Residuals, % 0
0 to 0.4