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Grade 25 Titanium vs. Grade CW2M Nickel

Grade 25 titanium belongs to the titanium alloys classification, while grade CW2M nickel belongs to the nickel 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 25 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, % 11
23
Fatigue Strength, MPa 550
190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
83
Tensile Strength: Ultimate (UTS), MPa 1000
560
Tensile Strength: Yield (Proof), MPa 940
310

Thermal Properties

Latent Heat of Fusion, J/g 410
330
Maximum Temperature: Mechanical, °C 340
960
Melting Completion (Liquidus), °C 1610
1520
Melting Onset (Solidus), °C 1560
1460
Specific Heat Capacity, J/kg-K 560
430
Thermal Expansion, µm/m-K 9.6
12

Otherwise Unclassified Properties

Density, g/cm3 4.5
8.8
Embodied Carbon, kg CO2/kg material 43
12
Embodied Energy, MJ/kg 700
170
Embodied Water, L/kg 320
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
110
Resilience: Unit (Modulus of Resilience), kJ/m3 4220
220
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
23
Strength to Weight: Axial, points 62
18
Strength to Weight: Bending, points 50
17
Thermal Shock Resistance, points 71
16

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0
Carbon (C), % 0 to 0.080
0 to 0.020
Chromium (Cr), % 0
15 to 17.5
Hydrogen (H), % 0 to 0.013
0
Iron (Fe), % 0 to 0.4
0 to 2.0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
15 to 17.5
Nickel (Ni), % 0.3 to 0.8
60.1 to 70
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.8
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 86.7 to 90.6
0
Tungsten (W), % 0
0 to 1.0
Vanadium (V), % 3.5 to 4.5
0
Residuals, % 0 to 0.4
0