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Grade 20 Titanium vs. N07716 Nickel

Grade 20 titanium belongs to the titanium alloys classification, while N07716 nickel belongs to the nickel alloys. There are 26 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 N07716 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 5.7 to 17
34
Fatigue Strength, MPa 550 to 630
690
Poisson's Ratio 0.32
0.29
Reduction in Area, % 23
46
Shear Modulus, GPa 47
78
Shear Strength, MPa 560 to 740
580
Tensile Strength: Ultimate (UTS), MPa 900 to 1270
860
Tensile Strength: Yield (Proof), MPa 850 to 1190
350

Thermal Properties

Latent Heat of Fusion, J/g 400
320
Maximum Temperature: Mechanical, °C 370
980
Melting Completion (Liquidus), °C 1660
1480
Melting Onset (Solidus), °C 1600
1430
Specific Heat Capacity, J/kg-K 520
440
Thermal Expansion, µm/m-K 9.6
13

Otherwise Unclassified Properties

Density, g/cm3 5.0
8.5
Embodied Carbon, kg CO2/kg material 52
13
Embodied Energy, MJ/kg 860
190
Embodied Water, L/kg 350
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 150
240
Resilience: Unit (Modulus of Resilience), kJ/m3 2940 to 5760
300
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 33
23
Strength to Weight: Axial, points 50 to 70
28
Strength to Weight: Bending, points 41 to 52
24
Thermal Shock Resistance, points 55 to 77
24

Alloy Composition

Aluminum (Al), % 3.0 to 4.0
0 to 0.35
Carbon (C), % 0 to 0.050
0 to 0.030
Chromium (Cr), % 5.5 to 6.5
19 to 22
Hydrogen (H), % 0 to 0.020
0
Iron (Fe), % 0 to 0.3
0 to 11.3
Manganese (Mn), % 0
0 to 0.2
Molybdenum (Mo), % 3.5 to 4.5
7.0 to 9.5
Nickel (Ni), % 0
59 to 63
Niobium (Nb), % 0
2.8 to 4.0
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 0.015
Silicon (Si), % 0
0 to 0.2
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 71 to 77
1.0 to 1.6
Vanadium (V), % 7.5 to 8.5
0
Zirconium (Zr), % 3.5 to 4.5
0
Residuals, % 0 to 0.4
0