Nickel 625 vs. Grade 28 Titanium
Nickel 625 belongs to the nickel alloys classification, while grade 28 titanium belongs to the titanium alloys. There are 30 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 nickel 625 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, % | 33 to 34 | |
11 to 17 |
Fatigue Strength, MPa | 240 to 320 | |
330 to 480 |
Poisson's Ratio | 0.29 | |
0.32 |
Shear Modulus, GPa | 79 | |
40 |
Shear Strength, MPa | 530 to 600 | |
420 to 590 |
Tensile Strength: Ultimate (UTS), MPa | 790 to 910 | |
690 to 980 |
Tensile Strength: Yield (Proof), MPa | 320 to 450 | |
540 to 810 |
Thermal Properties
Latent Heat of Fusion, J/g | 330 | |
410 |
Maximum Temperature: Mechanical, °C | 980 | |
330 |
Melting Completion (Liquidus), °C | 1350 | |
1640 |
Melting Onset (Solidus), °C | 1290 | |
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 | 1.3 | |
1.3 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 1.4 | |
2.7 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 80 | |
36 |
Density, g/cm3 | 8.6 | |
4.5 |
Embodied Carbon, kg CO2/kg material | 14 | |
37 |
Embodied Energy, MJ/kg | 190 | |
600 |
Embodied Water, L/kg | 290 | |
370 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 220 to 250 | |
87 to 110 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 260 to 490 | |
1370 to 3100 |
Stiffness to Weight: Axial, points | 13 | |
13 |
Stiffness to Weight: Bending, points | 23 | |
35 |
Strength to Weight: Axial, points | 26 to 29 | |
43 to 61 |
Strength to Weight: Bending, points | 22 to 24 | |
39 to 49 |
Thermal Diffusivity, mm2/s | 2.9 | |
3.4 |
Thermal Shock Resistance, points | 22 to 25 | |
47 to 66 |
Alloy Composition
Aluminum (Al), % | 0 to 0.4 | |
2.5 to 3.5 |
Carbon (C), % | 0 to 0.1 | |
0 to 0.080 |
Chromium (Cr), % | 20 to 23 | |
0 |
Cobalt (Co), % | 0 to 1.0 | |
0 |
Hydrogen (H), % | 0 | |
0 to 0.015 |
Iron (Fe), % | 0 to 5.0 | |
0 to 0.25 |
Manganese (Mn), % | 0 to 0.5 | |
0 |
Molybdenum (Mo), % | 8.0 to 10 | |
0 |
Nickel (Ni), % | 58 to 68.9 | |
0 |
Niobium (Nb), % | 3.2 to 4.2 | |
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 0.5 | |
0 |
Sulfur (S), % | 0 to 0.015 | |
0 |
Titanium (Ti), % | 0 to 0.4 | |
92.4 to 95.4 |
Vanadium (V), % | 0 | |
2.0 to 3.0 |
Residuals, % | 0 | |
0 to 0.4 |