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Grade Ti-Pd18 Titanium vs. Grade CW6MC Nickel

Grade Ti-Pd18 titanium belongs to the titanium alloys classification, while grade CW6MC nickel belongs to the nickel alloys. There are 28 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 grade Ti-Pd18 titanium and the bottom bar is grade CW6MC nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 17
28
Fatigue Strength, MPa 350
210
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
79
Tensile Strength: Ultimate (UTS), MPa 710
540
Tensile Strength: Yield (Proof), MPa 540
310

Thermal Properties

Latent Heat of Fusion, J/g 410
330
Maximum Temperature: Mechanical, °C 330
980
Melting Completion (Liquidus), °C 1640
1480
Melting Onset (Solidus), °C 1590
1430
Specific Heat Capacity, J/kg-K 550
440
Thermal Conductivity, W/m-K 8.2
11
Thermal Expansion, µm/m-K 9.1
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
1.4

Otherwise Unclassified Properties

Density, g/cm3 4.5
8.6
Embodied Carbon, kg CO2/kg material 41
14
Embodied Energy, MJ/kg 670
200
Embodied Water, L/kg 270
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
130
Resilience: Unit (Modulus of Resilience), kJ/m3 1380
240
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 44
18
Strength to Weight: Bending, points 39
17
Thermal Diffusivity, mm2/s 3.3
2.8
Thermal Shock Resistance, points 52
15

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
0
Carbon (C), % 0 to 0.1
0 to 0.060
Chromium (Cr), % 0
20 to 23
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 5.0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
8.0 to 10
Nickel (Ni), % 0 to 0.050
55.4 to 68.9
Niobium (Nb), % 0
3.2 to 4.5
Oxygen (O), % 0 to 0.15
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 92.5 to 95.5
0
Vanadium (V), % 2.0 to 3.0
0
Residuals, % 0 to 0.4
0