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Grade 3 Titanium vs. Grade CY40 Nickel

Grade 3 titanium belongs to the titanium alloys classification, while grade CY40 nickel belongs to the nickel alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is grade 3 titanium and the bottom bar is grade CY40 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 21
34
Fatigue Strength, MPa 300
160
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 39
74
Tensile Strength: Ultimate (UTS), MPa 510
540
Tensile Strength: Yield (Proof), MPa 440
220

Thermal Properties

Latent Heat of Fusion, J/g 420
330
Maximum Temperature: Mechanical, °C 320
960
Melting Completion (Liquidus), °C 1660
1350
Melting Onset (Solidus), °C 1610
1300
Specific Heat Capacity, J/kg-K 540
470
Thermal Conductivity, W/m-K 21
14
Thermal Expansion, µm/m-K 9.2
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 6.6
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 37
55
Density, g/cm3 4.5
8.4
Embodied Carbon, kg CO2/kg material 31
9.1
Embodied Energy, MJ/kg 510
130
Embodied Water, L/kg 110
260

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
150
Resilience: Unit (Modulus of Resilience), kJ/m3 910
130
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 32
18
Strength to Weight: Bending, points 32
18
Thermal Diffusivity, mm2/s 8.6
3.7
Thermal Shock Resistance, points 37
16

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.4
Chromium (Cr), % 0
14 to 17
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
0 to 11
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
67 to 86
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.35
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 3.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 98.8 to 100
0
Residuals, % 0 to 0.4
0