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Grade 15 Titanium vs. Grade CX2MW Nickel

Grade 15 titanium belongs to the titanium alloys classification, while grade CX2MW 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.

For each property being compared, the top bar is grade 15 titanium and the bottom bar is grade CX2MW nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
220
Elongation at Break, % 20
34
Fatigue Strength, MPa 290
260
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 41
84
Tensile Strength: Ultimate (UTS), MPa 540
620
Tensile Strength: Yield (Proof), MPa 430
350

Thermal Properties

Latent Heat of Fusion, J/g 420
330
Maximum Temperature: Mechanical, °C 320
980
Melting Completion (Liquidus), °C 1660
1550
Melting Onset (Solidus), °C 1610
1490
Specific Heat Capacity, J/kg-K 540
430
Thermal Conductivity, W/m-K 21
10
Thermal Expansion, µm/m-K 8.7
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 37
65
Density, g/cm3 4.5
8.9
Embodied Carbon, kg CO2/kg material 32
12
Embodied Energy, MJ/kg 520
170
Embodied Water, L/kg 210
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
180
Resilience: Unit (Modulus of Resilience), kJ/m3 870
290
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 33
19
Strength to Weight: Bending, points 33
18
Thermal Diffusivity, mm2/s 8.4
2.7
Thermal Shock Resistance, points 41
17

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.020
Chromium (Cr), % 0
20 to 22.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
2.0 to 6.0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
12.5 to 14.5
Nickel (Ni), % 0.4 to 0.6
51.3 to 63
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.25
0
Phosphorus (P), % 0
0 to 0.025
Ruthenium (Ru), % 0.040 to 0.060
0
Silicon (Si), % 0
0 to 0.8
Sulfur (S), % 0
0 to 0.025
Titanium (Ti), % 98.2 to 99.56
0
Tungsten (W), % 0
2.5 to 3.5
Vanadium (V), % 0
0 to 0.35
Residuals, % 0 to 0.4
0