S17400 Stainless Steel vs. Grade 36 Titanium
S17400 stainless steel belongs to the iron alloys classification, while grade 36 titanium belongs to the titanium alloys. There are 25 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.
For each property being compared, the top bar is S17400 stainless steel and the bottom bar is grade 36 titanium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 110 |
| Elongation at Break, % | 11 to 21 | |
| 11 |
| Fatigue Strength, MPa | 380 to 670 | |
| 300 |
| Poisson's Ratio | 0.28 | |
| 0.36 |
| Shear Modulus, GPa | 75 | |
| 39 |
| Shear Strength, MPa | 570 to 830 | |
| 320 |
| Tensile Strength: Ultimate (UTS), MPa | 910 to 1390 | |
| 530 |
| Tensile Strength: Yield (Proof), MPa | 580 to 1250 | |
| 520 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 370 |
| Maximum Temperature: Mechanical, °C | 850 | |
| 320 |
| Melting Completion (Liquidus), °C | 1440 | |
| 2020 |
| Melting Onset (Solidus), °C | 1400 | |
| 1950 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 420 |
| Thermal Expansion, µm/m-K | 11 | |
| 8.1 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.8 | |
| 6.3 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 58 |
| Embodied Energy, MJ/kg | 39 | |
| 920 |
| Embodied Water, L/kg | 130 | |
| 130 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 140 to 160 | |
| 59 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 880 to 4060 | |
| 1260 |
| Stiffness to Weight: Axial, points | 14 | |
| 9.3 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 32 to 49 | |
| 23 |
| Strength to Weight: Bending, points | 27 to 35 | |
| 23 |
| Thermal Shock Resistance, points | 30 to 46 | |
| 45 |
Alloy Composition
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| Carbon (C), % | 0 to 0.070 | |
| 0 to 0.030 |
| Chromium (Cr), % | 15 to 17 | |
| 0 |
| Copper (Cu), % | 3.0 to 5.0 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.0035 |
| Iron (Fe), % | 70.4 to 78.9 | |
| 0 to 0.030 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0 |
| Nickel (Ni), % | 3.0 to 5.0 | |
| 0 |
| Niobium (Nb), % | 0.15 to 0.45 | |
| 42 to 47 |
| Nitrogen (N), % | 0 | |
| 0 to 0.030 |
| Oxygen (O), % | 0 | |
| 0 to 0.16 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 52.3 to 58 |
| Residuals, % | 0 | |
| 0 to 0.4 |