EN 1.4020 Stainless Steel vs. Grade 23 Titanium
EN 1.4020 stainless steel belongs to the iron alloys classification, while grade 23 titanium belongs to the titanium alloys. There are 26 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 EN 1.4020 stainless steel and the bottom bar is grade 23 titanium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 110 |
| Elongation at Break, % | 13 to 34 | |
| 6.7 to 11 |
| Fatigue Strength, MPa | 340 to 540 | |
| 470 to 500 |
| Poisson's Ratio | 0.28 | |
| 0.32 |
| Shear Modulus, GPa | 77 | |
| 40 |
| Shear Strength, MPa | 510 to 680 | |
| 540 to 570 |
| Tensile Strength: Ultimate (UTS), MPa | 770 to 1130 | |
| 930 to 940 |
| Tensile Strength: Yield (Proof), MPa | 430 to 950 | |
| 850 to 870 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 890 | |
| 340 |
| Melting Completion (Liquidus), °C | 1390 | |
| 1610 |
| Melting Onset (Solidus), °C | 1350 | |
| 1560 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 560 |
| Thermal Expansion, µm/m-K | 17 | |
| 9.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 11 | |
| 36 |
| Density, g/cm3 | 7.6 | |
| 4.4 |
| Embodied Carbon, kg CO2/kg material | 2.5 | |
| 38 |
| Embodied Energy, MJ/kg | 37 | |
| 610 |
| Embodied Water, L/kg | 150 | |
| 200 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 140 to 220 | |
| 61 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 460 to 2290 | |
| 3430 to 3560 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 35 |
| Strength to Weight: Axial, points | 28 to 41 | |
| 58 to 59 |
| Strength to Weight: Bending, points | 25 to 32 | |
| 48 |
| Thermal Shock Resistance, points | 16 to 23 | |
| 67 to 68 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 5.5 to 6.5 |
| Carbon (C), % | 0 to 0.15 | |
| 0 to 0.080 |
| Chromium (Cr), % | 16.5 to 19 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.013 |
| Iron (Fe), % | 62.8 to 71.8 | |
| 0 to 0.25 |
| Manganese (Mn), % | 11 to 14 | |
| 0 |
| Nickel (Ni), % | 0.5 to 2.5 | |
| 0 |
| Nitrogen (N), % | 0.2 to 0.45 | |
| 0 to 0.030 |
| Oxygen (O), % | 0 | |
| 0 to 0.13 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 88.1 to 91 |
| Vanadium (V), % | 0 | |
| 3.5 to 4.5 |
| Residuals, % | 0 | |
| 0 to 0.4 |