AISI 310S Stainless Steel vs. Grade 20 Titanium
AISI 310S stainless steel belongs to the iron alloys classification, while grade 20 titanium belongs to the titanium 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 AISI 310S stainless steel and the bottom bar is grade 20 titanium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 120 |
| Elongation at Break, % | 34 to 44 | |
| 5.7 to 17 |
| Fatigue Strength, MPa | 250 to 280 | |
| 550 to 630 |
| Poisson's Ratio | 0.27 | |
| 0.32 |
| Shear Modulus, GPa | 79 | |
| 47 |
| Shear Strength, MPa | 420 to 470 | |
| 560 to 740 |
| Tensile Strength: Ultimate (UTS), MPa | 600 to 710 | |
| 900 to 1270 |
| Tensile Strength: Yield (Proof), MPa | 270 to 350 | |
| 850 to 1190 |
Thermal Properties
| Latent Heat of Fusion, J/g | 310 | |
| 400 |
| Maximum Temperature: Mechanical, °C | 1100 | |
| 370 |
| Melting Completion (Liquidus), °C | 1450 | |
| 1660 |
| Melting Onset (Solidus), °C | 1400 | |
| 1600 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 520 |
| Thermal Expansion, µm/m-K | 16 | |
| 9.6 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.9 | |
| 5.0 |
| Embodied Carbon, kg CO2/kg material | 4.3 | |
| 52 |
| Embodied Energy, MJ/kg | 61 | |
| 860 |
| Embodied Water, L/kg | 190 | |
| 350 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 200 to 220 | |
| 71 to 150 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 190 to 310 | |
| 2940 to 5760 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 33 |
| Strength to Weight: Axial, points | 21 to 25 | |
| 50 to 70 |
| Strength to Weight: Bending, points | 20 to 22 | |
| 41 to 52 |
| Thermal Shock Resistance, points | 14 to 16 | |
| 55 to 77 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 3.0 to 4.0 |
| Carbon (C), % | 0 to 0.080 | |
| 0 to 0.050 |
| Chromium (Cr), % | 24 to 26 | |
| 5.5 to 6.5 |
| Hydrogen (H), % | 0 | |
| 0 to 0.020 |
| Iron (Fe), % | 48.3 to 57 | |
| 0 to 0.3 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0 |
| Molybdenum (Mo), % | 0 | |
| 3.5 to 4.5 |
| Nickel (Ni), % | 19 to 22 | |
| 0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.030 |
| Oxygen (O), % | 0 | |
| 0 to 0.12 |
| Palladium (Pd), % | 0 | |
| 0.040 to 0.080 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 |
| Silicon (Si), % | 0 to 1.5 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 71 to 77 |
| Vanadium (V), % | 0 | |
| 7.5 to 8.5 |
| Zirconium (Zr), % | 0 | |
| 3.5 to 4.5 |
| Residuals, % | 0 | |
| 0 to 0.4 |