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Grade 19 Titanium vs. Nickel 689

Grade 19 titanium belongs to the titanium alloys classification, while nickel 689 belongs to the nickel alloys. There are 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is grade 19 titanium and the bottom bar is nickel 689.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 5.6 to 17
23
Fatigue Strength, MPa 550 to 620
420
Poisson's Ratio 0.32
0.29
Reduction in Area, % 22
21
Shear Modulus, GPa 47
80
Shear Strength, MPa 550 to 750
790
Tensile Strength: Ultimate (UTS), MPa 890 to 1300
1250
Tensile Strength: Yield (Proof), MPa 870 to 1170
690

Thermal Properties

Latent Heat of Fusion, J/g 400
330
Maximum Temperature: Mechanical, °C 370
990
Melting Completion (Liquidus), °C 1660
1440
Melting Onset (Solidus), °C 1600
1390
Specific Heat Capacity, J/kg-K 520
450
Thermal Expansion, µm/m-K 9.1
12

Otherwise Unclassified Properties

Base Metal Price, % relative 45
70
Density, g/cm3 5.0
8.5
Embodied Carbon, kg CO2/kg material 47
11
Embodied Energy, MJ/kg 760
150
Embodied Water, L/kg 230
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 70 to 150
240
Resilience: Unit (Modulus of Resilience), kJ/m3 3040 to 5530
1170
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 33
23
Strength to Weight: Axial, points 49 to 72
41
Strength to Weight: Bending, points 41 to 53
30
Thermal Shock Resistance, points 57 to 83
35

Alloy Composition

Aluminum (Al), % 3.0 to 4.0
0.75 to 1.3
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 0 to 0.050
0.1 to 0.2
Chromium (Cr), % 5.5 to 6.5
18 to 20
Cobalt (Co), % 0
9.0 to 11
Hydrogen (H), % 0 to 0.020
0
Iron (Fe), % 0 to 0.3
0 to 5.0
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 3.5 to 4.5
9.0 to 10.5
Nickel (Ni), % 0
48.3 to 60.9
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.12
0
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 71.1 to 77
2.3 to 2.8
Vanadium (V), % 7.5 to 8.5
0
Zirconium (Zr), % 3.5 to 4.5
0
Residuals, % 0 to 0.4
0