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Grade C-2 Titanium vs. Grade CW2M Nickel

Grade C-2 titanium belongs to the titanium alloys classification, while grade CW2M nickel belongs to the nickel alloys. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is grade C-2 titanium and the bottom bar is grade CW2M nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
210
Elongation at Break, % 17
23
Fatigue Strength, MPa 200
190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
83
Tensile Strength: Ultimate (UTS), MPa 390
560
Tensile Strength: Yield (Proof), MPa 310
310

Thermal Properties

Latent Heat of Fusion, J/g 420
330
Maximum Temperature: Mechanical, °C 320
960
Melting Completion (Liquidus), °C 1660
1520
Melting Onset (Solidus), °C 1610
1460
Specific Heat Capacity, J/kg-K 540
430
Thermal Expansion, µm/m-K 8.7
12

Otherwise Unclassified Properties

Base Metal Price, % relative 37
70
Density, g/cm3 4.5
8.8
Embodied Carbon, kg CO2/kg material 31
12
Embodied Energy, MJ/kg 510
170
Embodied Water, L/kg 110
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 61
110
Resilience: Unit (Modulus of Resilience), kJ/m3 460
220
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 24
18
Strength to Weight: Bending, points 26
17
Thermal Shock Resistance, points 30
16

Alloy Composition


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Carbon (C), % 0 to 0.1
0 to 0.020
Chromium (Cr), % 0
15 to 17.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
0 to 2.0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
15 to 17.5
Nickel (Ni), % 0 to 0.050
60.1 to 70
Oxygen (O), % 0 to 0.4
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.8
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 98.8 to 100
0
Tungsten (W), % 0
0 to 1.0
Residuals, % 0 to 0.4
0