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Grade 20 Titanium vs. EN 2.4680 Cast Nickel

Grade 20 titanium belongs to the titanium alloys classification, while EN 2.4680 cast nickel belongs to the nickel alloys. There are 24 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is grade 20 titanium and the bottom bar is EN 2.4680 cast nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 5.7 to 17
9.1
Fatigue Strength, MPa 550 to 630
120
Poisson's Ratio 0.32
0.26
Shear Modulus, GPa 47
84
Tensile Strength: Ultimate (UTS), MPa 900 to 1270
600
Tensile Strength: Yield (Proof), MPa 850 to 1190
260

Thermal Properties

Latent Heat of Fusion, J/g 400
350
Maximum Temperature: Mechanical, °C 370
1050
Melting Completion (Liquidus), °C 1660
1360
Melting Onset (Solidus), °C 1600
1320
Specific Heat Capacity, J/kg-K 520
480
Thermal Expansion, µm/m-K 9.6
15

Otherwise Unclassified Properties

Density, g/cm3 5.0
8.0
Embodied Carbon, kg CO2/kg material 52
9.1
Embodied Energy, MJ/kg 860
130
Embodied Water, L/kg 350
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 150
45
Resilience: Unit (Modulus of Resilience), kJ/m3 2940 to 5760
160
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 33
25
Strength to Weight: Axial, points 50 to 70
21
Strength to Weight: Bending, points 41 to 52
20
Thermal Shock Resistance, points 55 to 77
14

Alloy Composition

Aluminum (Al), % 3.0 to 4.0
0
Carbon (C), % 0 to 0.050
0 to 0.1
Chromium (Cr), % 5.5 to 6.5
48 to 52
Hydrogen (H), % 0 to 0.020
0
Iron (Fe), % 0 to 0.3
0 to 1.0
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 3.5 to 4.5
0 to 0.5
Nickel (Ni), % 0
42.9 to 51
Niobium (Nb), % 0
1.0 to 1.8
Nitrogen (N), % 0 to 0.030
0 to 0.16
Oxygen (O), % 0 to 0.12
0
Palladium (Pd), % 0.040 to 0.080
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.020
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