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Grade 20 Titanium vs. Nickel 242

Grade 20 titanium belongs to the titanium alloys classification, while nickel 242 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 20 titanium and the bottom bar is nickel 242.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
220
Elongation at Break, % 5.7 to 17
45
Fatigue Strength, MPa 550 to 630
300
Poisson's Ratio 0.32
0.3
Shear Modulus, GPa 47
84
Shear Strength, MPa 560 to 740
570
Tensile Strength: Ultimate (UTS), MPa 900 to 1270
820
Tensile Strength: Yield (Proof), MPa 850 to 1190
350

Thermal Properties

Latent Heat of Fusion, J/g 400
330
Maximum Temperature: Mechanical, °C 370
930
Melting Completion (Liquidus), °C 1660
1380
Melting Onset (Solidus), °C 1600
1290
Specific Heat Capacity, J/kg-K 520
400
Thermal Expansion, µm/m-K 9.6
11

Otherwise Unclassified Properties

Density, g/cm3 5.0
9.0
Embodied Carbon, kg CO2/kg material 52
14
Embodied Energy, MJ/kg 860
180
Embodied Water, L/kg 350
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 150
300
Resilience: Unit (Modulus of Resilience), kJ/m3 2940 to 5760
280
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 33
22
Strength to Weight: Axial, points 50 to 70
25
Strength to Weight: Bending, points 41 to 52
21
Thermal Shock Resistance, points 55 to 77
25

Alloy Composition

Aluminum (Al), % 3.0 to 4.0
0 to 0.5
Boron (B), % 0
0 to 0.0060
Carbon (C), % 0 to 0.050
0 to 0.030
Chromium (Cr), % 5.5 to 6.5
7.0 to 9.0
Cobalt (Co), % 0
0 to 1.0
Copper (Cu), % 0
0 to 0.5
Hydrogen (H), % 0 to 0.020
0
Iron (Fe), % 0 to 0.3
0 to 2.0
Manganese (Mn), % 0
0 to 0.8
Molybdenum (Mo), % 3.5 to 4.5
24 to 26
Nickel (Ni), % 0
59.3 to 69
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.12
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 0.015
Titanium (Ti), % 71 to 77
0
Vanadium (V), % 7.5 to 8.5
0
Zirconium (Zr), % 3.5 to 4.5
0
Residuals, % 0 to 0.4
0