Titanium 15-3-3-3 vs. S45500 Stainless Steel
Titanium 15-3-3-3 belongs to the titanium alloys classification, while S45500 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.
For each property being compared, the top bar is titanium 15-3-3-3 and the bottom bar is S45500 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 190 |
| Elongation at Break, % | 5.7 to 8.0 | |
| 3.4 to 11 |
| Fatigue Strength, MPa | 610 to 710 | |
| 570 to 890 |
| Poisson's Ratio | 0.33 | |
| 0.28 |
| Shear Modulus, GPa | 39 | |
| 75 |
| Shear Strength, MPa | 660 to 810 | |
| 790 to 1090 |
| Tensile Strength: Ultimate (UTS), MPa | 1120 to 1390 | |
| 1370 to 1850 |
| Tensile Strength: Yield (Proof), MPa | 1100 to 1340 | |
| 1240 to 1700 |
Thermal Properties
| Latent Heat of Fusion, J/g | 390 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 430 | |
| 760 |
| Melting Completion (Liquidus), °C | 1620 | |
| 1440 |
| Melting Onset (Solidus), °C | 1560 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 520 | |
| 470 |
| Thermal Expansion, µm/m-K | 9.8 | |
| 11 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 40 | |
| 17 |
| Density, g/cm3 | 4.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 59 | |
| 3.8 |
| Embodied Energy, MJ/kg | 950 | |
| 57 |
| Embodied Water, L/kg | 260 | |
| 120 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 78 to 89 | |
| 45 to 190 |
| Stiffness to Weight: Axial, points | 12 | |
| 14 |
| Stiffness to Weight: Bending, points | 32 | |
| 24 |
| Strength to Weight: Axial, points | 64 to 80 | |
| 48 to 65 |
| Strength to Weight: Bending, points | 50 to 57 | |
| 35 to 42 |
| Thermal Shock Resistance, points | 79 to 98 | |
| 48 to 64 |
Alloy Composition
| Aluminum (Al), % | 2.5 to 3.5 | |
| 0 |
| Carbon (C), % | 0 to 0.050 | |
| 0 to 0.050 |
| Chromium (Cr), % | 2.5 to 3.5 | |
| 11 to 12.5 |
| Copper (Cu), % | 0 | |
| 1.5 to 2.5 |
| Hydrogen (H), % | 0 to 0.015 | |
| 0 |
| Iron (Fe), % | 0 to 0.25 | |
| 71.5 to 79.2 |
| Manganese (Mn), % | 0 | |
| 0 to 0.5 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.5 |
| Nickel (Ni), % | 0 | |
| 7.5 to 9.5 |
| Niobium (Nb), % | 0 | |
| 0 to 0.5 |
| Nitrogen (N), % | 0 to 0.050 | |
| 0 |
| Oxygen (O), % | 0 to 0.13 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Tantalum (Ta), % | 0 | |
| 0 to 0.5 |
| Tin (Sn), % | 2.5 to 3.5 | |
| 0 |
| Titanium (Ti), % | 72.6 to 78.5 | |
| 0.8 to 1.4 |
| Vanadium (V), % | 14 to 16 | |
| 0 |
| Residuals, % | 0 to 0.4 | |
| 0 |