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N07716 Nickel vs. Grade 28 Titanium

N07716 nickel belongs to the nickel alloys classification, while grade 28 titanium belongs to the titanium alloys.

For each property being compared, the top bar is N07716 nickel and the bottom bar is grade 28 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 34
11 to 17
Fatigue Strength, MPa 690
330 to 480
Poisson's Ratio 0.29
0.32
Reduction in Area, % 46
22
Shear Modulus, GPa 78
40
Shear Strength, MPa 580
420 to 590
Tensile Strength: Ultimate (UTS), MPa 860
690 to 980
Tensile Strength: Yield (Proof), MPa 350
540 to 810

Thermal Properties

Latent Heat of Fusion, J/g 320
410
Maximum Temperature: Mechanical, °C 980
330
Melting Completion (Liquidus), °C 1480
1640
Melting Onset (Solidus), °C 1430
1590
Specific Heat Capacity, J/kg-K 440
550
Thermal Conductivity, W/m-K 11
8.3
Thermal Expansion, µm/m-K 13
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 75
36
Density, g/cm3 8.5
4.5
Embodied Carbon, kg CO2/kg material 13
37
Embodied Energy, MJ/kg 190
600
Embodied Water, L/kg 280
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
87 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 300
1370 to 3100
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
35
Strength to Weight: Axial, points 28
43 to 61
Strength to Weight: Bending, points 24
39 to 49
Thermal Diffusivity, mm2/s 2.8
3.4
Thermal Shock Resistance, points 24
47 to 66

Alloy Composition


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Aluminum (Al), % 0 to 0.35
2.5 to 3.5
Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 19 to 22
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 11.3
0 to 0.25
Manganese (Mn), % 0 to 0.2
0
Molybdenum (Mo), % 7.0 to 9.5
0
Nickel (Ni), % 59 to 63
0
Niobium (Nb), % 2.8 to 4.0
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.15
Phosphorus (P), % 0 to 0.015
0
Ruthenium (Ru), % 0
0.080 to 0.14
Silicon (Si), % 0 to 0.2
0
Sulfur (S), % 0 to 0.010
0
Titanium (Ti), % 1.0 to 1.6
92.4 to 95.4
Vanadium (V), % 0
2.0 to 3.0
Residuals, % 0
0 to 0.4