S13800 Stainless Steel vs. Grade 23 Titanium
S13800 stainless steel belongs to the iron alloys classification, while grade 23 titanium belongs to the titanium alloys. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is S13800 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, % | 11 to 18 | |
| 6.7 to 11 |
| Fatigue Strength, MPa | 410 to 870 | |
| 470 to 500 |
| Poisson's Ratio | 0.28 | |
| 0.32 |
| Reduction in Area, % | 39 to 62 | |
| 30 |
| Rockwell C Hardness | 30 to 51 | |
| 32 |
| Shear Modulus, GPa | 77 | |
| 40 |
| Shear Strength, MPa | 610 to 1030 | |
| 540 to 570 |
| Tensile Strength: Ultimate (UTS), MPa | 980 to 1730 | |
| 930 to 940 |
| Tensile Strength: Yield (Proof), MPa | 660 to 1580 | |
| 850 to 870 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 810 | |
| 340 |
| Melting Completion (Liquidus), °C | 1450 | |
| 1610 |
| Melting Onset (Solidus), °C | 1410 | |
| 1560 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 560 |
| Thermal Conductivity, W/m-K | 16 | |
| 7.1 |
| Thermal Expansion, µm/m-K | 11 | |
| 9.4 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.3 | |
| 1.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.6 | |
| 2.0 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 15 | |
| 36 |
| Density, g/cm3 | 7.9 | |
| 4.4 |
| Embodied Carbon, kg CO2/kg material | 3.4 | |
| 38 |
| Embodied Energy, MJ/kg | 46 | |
| 610 |
| Embodied Water, L/kg | 140 | |
| 200 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 150 to 190 | |
| 61 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1090 to 5490 | |
| 3430 to 3560 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 35 |
| Strength to Weight: Axial, points | 35 to 61 | |
| 58 to 59 |
| Strength to Weight: Bending, points | 28 to 41 | |
| 48 |
| Thermal Diffusivity, mm2/s | 4.3 | |
| 2.9 |
| Thermal Shock Resistance, points | 33 to 58 | |
| 67 to 68 |
Alloy Composition
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| Aluminum (Al), % | 0.9 to 1.4 | |
| 5.5 to 6.5 |
| Carbon (C), % | 0 to 0.050 | |
| 0 to 0.080 |
| Chromium (Cr), % | 12.3 to 13.2 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.013 |
| Iron (Fe), % | 73.6 to 77.3 | |
| 0 to 0.25 |
| Manganese (Mn), % | 0 to 0.2 | |
| 0 |
| Molybdenum (Mo), % | 2.0 to 3.0 | |
| 0 |
| Nickel (Ni), % | 7.5 to 8.5 | |
| 0 |
| Nitrogen (N), % | 0 to 0.010 | |
| 0 to 0.030 |
| Oxygen (O), % | 0 | |
| 0 to 0.13 |
| Phosphorus (P), % | 0 to 0.010 | |
| 0 |
| Silicon (Si), % | 0 to 0.1 | |
| 0 |
| Sulfur (S), % | 0 to 0.0080 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 88.1 to 91 |
| Vanadium (V), % | 0 | |
| 3.5 to 4.5 |
| Residuals, % | 0 | |
| 0 to 0.4 |