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Nickel 689 vs. Grade 14 Titanium

Nickel 689 belongs to the nickel alloys classification, while grade 14 titanium belongs to the titanium alloys. There are 27 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 nickel 689 and the bottom bar is grade 14 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 23
23
Fatigue Strength, MPa 420
220
Poisson's Ratio 0.29
0.32
Reduction in Area, % 21
34
Shear Modulus, GPa 80
41
Shear Strength, MPa 790
290
Tensile Strength: Ultimate (UTS), MPa 1250
460
Tensile Strength: Yield (Proof), MPa 690
310

Thermal Properties

Latent Heat of Fusion, J/g 330
420
Maximum Temperature: Mechanical, °C 990
320
Melting Completion (Liquidus), °C 1440
1660
Melting Onset (Solidus), °C 1390
1610
Specific Heat Capacity, J/kg-K 450
540
Thermal Expansion, µm/m-K 12
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 70
37
Density, g/cm3 8.5
4.5
Embodied Carbon, kg CO2/kg material 11
32
Embodied Energy, MJ/kg 150
520
Embodied Water, L/kg 330
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
93
Resilience: Unit (Modulus of Resilience), kJ/m3 1170
450
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
35
Strength to Weight: Axial, points 41
28
Strength to Weight: Bending, points 30
29
Thermal Shock Resistance, points 35
35

Alloy Composition

Aluminum (Al), % 0.75 to 1.3
0
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0.1 to 0.2
0 to 0.080
Chromium (Cr), % 18 to 20
0
Cobalt (Co), % 9.0 to 11
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 5.0
0 to 0.3
Manganese (Mn), % 0 to 0.5
0
Molybdenum (Mo), % 9.0 to 10.5
0
Nickel (Ni), % 48.3 to 60.9
0.4 to 0.6
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.15
Phosphorus (P), % 0 to 0.015
0
Ruthenium (Ru), % 0
0.040 to 0.060
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 2.3 to 2.8
98.4 to 99.56
Residuals, % 0
0 to 0.4