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N06985 Nickel vs. Grade 31 Titanium

N06985 nickel belongs to the nickel alloys classification, while grade 31 titanium belongs to the titanium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is N06985 nickel and the bottom bar is grade 31 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 45
20
Fatigue Strength, MPa 220
300
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 80
41
Shear Strength, MPa 480
320
Tensile Strength: Ultimate (UTS), MPa 690
510
Tensile Strength: Yield (Proof), MPa 260
450

Thermal Properties

Latent Heat of Fusion, J/g 320
420
Maximum Temperature: Mechanical, °C 990
320
Melting Completion (Liquidus), °C 1350
1660
Melting Onset (Solidus), °C 1260
1610
Specific Heat Capacity, J/kg-K 450
540
Thermal Conductivity, W/m-K 10
21
Thermal Expansion, µm/m-K 15
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
6.9

Otherwise Unclassified Properties

Density, g/cm3 8.4
4.5
Embodied Carbon, kg CO2/kg material 8.8
36
Embodied Energy, MJ/kg 120
600
Embodied Water, L/kg 270
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 250
99
Resilience: Unit (Modulus of Resilience), kJ/m3 160
940
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
35
Strength to Weight: Axial, points 23
32
Strength to Weight: Bending, points 21
32
Thermal Diffusivity, mm2/s 2.6
8.5
Thermal Shock Resistance, points 16
39

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.080
Chromium (Cr), % 21 to 23.5
0
Cobalt (Co), % 0 to 5.0
0.2 to 0.8
Copper (Cu), % 1.5 to 2.5
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 18 to 21
0 to 0.3
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 6.0 to 8.0
0
Nickel (Ni), % 35.9 to 53.5
0
Niobium (Nb), % 0 to 0.5
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.35
Palladium (Pd), % 0
0.040 to 0.080
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
97.9 to 99.76
Tungsten (W), % 0 to 1.5
0
Residuals, % 0
0 to 0.4