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Grade CW2M Nickel vs. Grade Ti-Pd18 Titanium

Grade CW2M nickel belongs to the nickel alloys classification, while grade Ti-Pd18 titanium belongs to the titanium alloys. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is grade CW2M nickel and the bottom bar is grade Ti-Pd18 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 23
17
Fatigue Strength, MPa 190
350
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 83
40
Tensile Strength: Ultimate (UTS), MPa 560
710
Tensile Strength: Yield (Proof), MPa 310
540

Thermal Properties

Latent Heat of Fusion, J/g 330
410
Maximum Temperature: Mechanical, °C 960
330
Melting Completion (Liquidus), °C 1520
1640
Melting Onset (Solidus), °C 1460
1590
Specific Heat Capacity, J/kg-K 430
550
Thermal Expansion, µm/m-K 12
9.1

Otherwise Unclassified Properties

Density, g/cm3 8.8
4.5
Embodied Carbon, kg CO2/kg material 12
41
Embodied Energy, MJ/kg 170
670
Embodied Water, L/kg 290
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
110
Resilience: Unit (Modulus of Resilience), kJ/m3 220
1380
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
35
Strength to Weight: Axial, points 18
44
Strength to Weight: Bending, points 17
39
Thermal Shock Resistance, points 16
52

Alloy Composition


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Aluminum (Al), % 0
2.5 to 3.5
Carbon (C), % 0 to 0.020
0 to 0.1
Chromium (Cr), % 15 to 17.5
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 2.0
0 to 0.25
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 15 to 17.5
0
Nickel (Ni), % 60.1 to 70
0 to 0.050
Oxygen (O), % 0
0 to 0.15
Palladium (Pd), % 0
0.040 to 0.080
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.8
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
92.5 to 95.5
Tungsten (W), % 0 to 1.0
0
Vanadium (V), % 0
2.0 to 3.0
Residuals, % 0
0 to 0.4