EN 1.4923 Stainless Steel vs. Grade 23 Titanium
EN 1.4923 stainless steel belongs to the iron alloys classification, while grade 23 titanium belongs to the titanium alloys. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is EN 1.4923 stainless steel and the bottom bar is grade 23 titanium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 110 |
| Elongation at Break, % | 12 to 21 | |
| 6.7 to 11 |
| Fatigue Strength, MPa | 300 to 440 | |
| 470 to 500 |
| Poisson's Ratio | 0.28 | |
| 0.32 |
| Reduction in Area, % | 40 to 46 | |
| 30 |
| Shear Modulus, GPa | 76 | |
| 40 |
| Shear Strength, MPa | 540 to 590 | |
| 540 to 570 |
| Tensile Strength: Ultimate (UTS), MPa | 870 to 980 | |
| 930 to 940 |
| Tensile Strength: Yield (Proof), MPa | 470 to 780 | |
| 850 to 870 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 740 | |
| 340 |
| Melting Completion (Liquidus), °C | 1450 | |
| 1610 |
| Melting Onset (Solidus), °C | 1410 | |
| 1560 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 560 |
| Thermal Conductivity, W/m-K | 24 | |
| 7.1 |
| Thermal Expansion, µm/m-K | 11 | |
| 9.4 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.9 | |
| 1.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.3 | |
| 2.0 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 8.0 | |
| 36 |
| Density, g/cm3 | 7.8 | |
| 4.4 |
| Embodied Carbon, kg CO2/kg material | 2.9 | |
| 38 |
| Embodied Energy, MJ/kg | 41 | |
| 610 |
| Embodied Water, L/kg | 100 | |
| 200 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 to 150 | |
| 61 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 570 to 1580 | |
| 3430 to 3560 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 35 |
| Strength to Weight: Axial, points | 31 to 35 | |
| 58 to 59 |
| Strength to Weight: Bending, points | 26 to 28 | |
| 48 |
| Thermal Diffusivity, mm2/s | 6.5 | |
| 2.9 |
| Thermal Shock Resistance, points | 30 to 34 | |
| 67 to 68 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 5.5 to 6.5 |
| Carbon (C), % | 0.18 to 0.24 | |
| 0 to 0.080 |
| Chromium (Cr), % | 11 to 12.5 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.013 |
| Iron (Fe), % | 83.5 to 87.1 | |
| 0 to 0.25 |
| Manganese (Mn), % | 0.4 to 0.9 | |
| 0 |
| Molybdenum (Mo), % | 0.8 to 1.2 | |
| 0 |
| Nickel (Ni), % | 0.3 to 0.8 | |
| 0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.030 |
| Oxygen (O), % | 0 | |
| 0 to 0.13 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 88.1 to 91 |
| Vanadium (V), % | 0.25 to 0.35 | |
| 3.5 to 4.5 |
| Residuals, % | 0 | |
| 0 to 0.4 |