EN 1.4923 Stainless Steel vs. S20910 Stainless Steel
Both EN 1.4923 stainless steel and S20910 stainless steel are iron alloys. They have 72% of their average alloy composition in common. 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 S20910 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 12 to 21 | |
| 14 to 39 |
| Fatigue Strength, MPa | 300 to 440 | |
| 310 to 460 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Reduction in Area, % | 40 to 46 | |
| 56 to 62 |
| Shear Modulus, GPa | 76 | |
| 79 |
| Shear Strength, MPa | 540 to 590 | |
| 500 to 570 |
| Tensile Strength: Ultimate (UTS), MPa | 870 to 980 | |
| 780 to 940 |
| Tensile Strength: Yield (Proof), MPa | 470 to 780 | |
| 430 to 810 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 300 |
| Maximum Temperature: Corrosion, °C | 380 | |
| 460 |
| Maximum Temperature: Mechanical, °C | 740 | |
| 1080 |
| Melting Completion (Liquidus), °C | 1450 | |
| 1420 |
| Melting Onset (Solidus), °C | 1410 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 480 |
| Thermal Conductivity, W/m-K | 24 | |
| 13 |
| Thermal Expansion, µm/m-K | 11 | |
| 16 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 8.0 | |
| 22 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.9 | |
| 4.8 |
| Embodied Energy, MJ/kg | 41 | |
| 68 |
| Embodied Water, L/kg | 100 | |
| 180 |
Common Calculations
| PREN (Pitting Resistance) | 15 | |
| 34 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 to 150 | |
| 120 to 260 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 570 to 1580 | |
| 460 to 1640 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 31 to 35 | |
| 28 to 33 |
| Strength to Weight: Bending, points | 26 to 28 | |
| 24 to 27 |
| Thermal Diffusivity, mm2/s | 6.5 | |
| 3.6 |
| Thermal Shock Resistance, points | 30 to 34 | |
| 17 to 21 |
Alloy Composition
| Carbon (C), % | 0.18 to 0.24 | |
| 0 to 0.060 |
| Chromium (Cr), % | 11 to 12.5 | |
| 20.5 to 23.5 |
| Iron (Fe), % | 83.5 to 87.1 | |
| 52.1 to 62.1 |
| Manganese (Mn), % | 0.4 to 0.9 | |
| 4.0 to 6.0 |
| Molybdenum (Mo), % | 0.8 to 1.2 | |
| 1.5 to 3.0 |
| Nickel (Ni), % | 0.3 to 0.8 | |
| 11.5 to 13.5 |
| Niobium (Nb), % | 0 | |
| 0.1 to 0.3 |
| Nitrogen (N), % | 0 | |
| 0.2 to 0.4 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.75 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.030 |
| Vanadium (V), % | 0.25 to 0.35 | |
| 0.1 to 0.3 |