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Grade 9 Titanium vs. Nickel 22

Grade 9 titanium belongs to the titanium alloys classification, while nickel 22 belongs to the nickel alloys. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is grade 9 titanium and the bottom bar is nickel 22.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
220
Elongation at Break, % 11 to 17
49
Fatigue Strength, MPa 330 to 480
330
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
84
Shear Strength, MPa 430 to 580
560
Tensile Strength: Ultimate (UTS), MPa 700 to 960
790
Tensile Strength: Yield (Proof), MPa 540 to 830
360

Thermal Properties

Latent Heat of Fusion, J/g 410
320
Maximum Temperature: Mechanical, °C 330
990
Melting Completion (Liquidus), °C 1640
1390
Melting Onset (Solidus), °C 1590
1360
Specific Heat Capacity, J/kg-K 550
430
Thermal Conductivity, W/m-K 8.1
10
Thermal Expansion, µm/m-K 9.1
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 37
70
Density, g/cm3 4.5
8.9
Embodied Carbon, kg CO2/kg material 36
12
Embodied Energy, MJ/kg 580
170
Embodied Water, L/kg 150
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 89 to 110
320
Resilience: Unit (Modulus of Resilience), kJ/m3 1380 to 3220
300
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
22
Strength to Weight: Axial, points 43 to 60
25
Strength to Weight: Bending, points 39 to 48
21
Thermal Diffusivity, mm2/s 3.3
2.7
Thermal Shock Resistance, points 52 to 71
24

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
0
Carbon (C), % 0 to 0.080
0 to 0.015
Chromium (Cr), % 0
20 to 22.5
Cobalt (Co), % 0
0 to 2.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
2.0 to 6.0
Manganese (Mn), % 0
0 to 0.015
Molybdenum (Mo), % 0
12.5 to 14.5
Nickel (Ni), % 0
50.8 to 63
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.15
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.080
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 92.6 to 95.5
0
Tungsten (W), % 0
2.5 to 3.5
Vanadium (V), % 2.0 to 3.0
0 to 0.35
Residuals, % 0 to 0.4
0