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Grade CY40 Nickel vs. Grade 28 Titanium

Grade CY40 nickel belongs to the nickel alloys classification, while grade 28 titanium belongs to the titanium 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 CY40 nickel and the bottom bar is grade 28 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 34
11 to 17
Fatigue Strength, MPa 160
330 to 480
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 74
40
Tensile Strength: Ultimate (UTS), MPa 540
690 to 980
Tensile Strength: Yield (Proof), MPa 220
540 to 810

Thermal Properties

Latent Heat of Fusion, J/g 330
410
Maximum Temperature: Mechanical, °C 960
330
Melting Completion (Liquidus), °C 1350
1640
Melting Onset (Solidus), °C 1300
1590
Specific Heat Capacity, J/kg-K 470
550
Thermal Conductivity, W/m-K 14
8.3
Thermal Expansion, µm/m-K 12
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 55
36
Density, g/cm3 8.4
4.5
Embodied Carbon, kg CO2/kg material 9.1
37
Embodied Energy, MJ/kg 130
600
Embodied Water, L/kg 260
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
87 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 130
1370 to 3100
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
35
Strength to Weight: Axial, points 18
43 to 61
Strength to Weight: Bending, points 18
39 to 49
Thermal Diffusivity, mm2/s 3.7
3.4
Thermal Shock Resistance, points 16
47 to 66

Alloy Composition

Aluminum (Al), % 0
2.5 to 3.5
Carbon (C), % 0 to 0.4
0 to 0.080
Chromium (Cr), % 14 to 17
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 11
0 to 0.25
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 67 to 86
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.15
Phosphorus (P), % 0 to 0.030
0
Ruthenium (Ru), % 0
0.080 to 0.14
Silicon (Si), % 0 to 3.0
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
92.4 to 95.4
Vanadium (V), % 0
2.0 to 3.0
Residuals, % 0
0 to 0.4