EN 1.5501 Steel vs. S20910 Stainless Steel
Both EN 1.5501 steel and S20910 stainless steel are iron alloys. They have 58% of their average alloy composition in common. There are 30 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 1.5501 steel and the bottom bar is S20910 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 120 to 150 | |
| 230 to 290 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 12 to 17 | |
| 14 to 39 |
| Fatigue Strength, MPa | 180 to 270 | |
| 310 to 460 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Reduction in Area, % | 63 to 73 | |
| 56 to 62 |
| Shear Modulus, GPa | 73 | |
| 79 |
| Shear Strength, MPa | 270 to 310 | |
| 500 to 570 |
| Tensile Strength: Ultimate (UTS), MPa | 390 to 510 | |
| 780 to 940 |
| Tensile Strength: Yield (Proof), MPa | 260 to 420 | |
| 430 to 810 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 300 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 1080 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1420 |
| Melting Onset (Solidus), °C | 1420 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 52 | |
| 13 |
| Thermal Expansion, µm/m-K | 13 | |
| 16 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.8 | |
| 22 |
| Density, g/cm3 | 7.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 4.8 |
| Embodied Energy, MJ/kg | 18 | |
| 68 |
| Embodied Water, L/kg | 46 | |
| 180 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 40 to 83 | |
| 120 to 260 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 190 to 460 | |
| 460 to 1640 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 14 to 18 | |
| 28 to 33 |
| Strength to Weight: Bending, points | 15 to 18 | |
| 24 to 27 |
| Thermal Diffusivity, mm2/s | 14 | |
| 3.6 |
| Thermal Shock Resistance, points | 11 to 15 | |
| 17 to 21 |
Alloy Composition
| Boron (B), % | 0.00080 to 0.0050 | |
| 0 |
| Carbon (C), % | 0.13 to 0.16 | |
| 0 to 0.060 |
| Chromium (Cr), % | 0 | |
| 20.5 to 23.5 |
| Copper (Cu), % | 0 to 0.25 | |
| 0 |
| Iron (Fe), % | 98.4 to 99.269 | |
| 52.1 to 62.1 |
| Manganese (Mn), % | 0.6 to 0.8 | |
| 4.0 to 6.0 |
| Molybdenum (Mo), % | 0 | |
| 1.5 to 3.0 |
| Nickel (Ni), % | 0 | |
| 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 0.3 | |
| 0 to 0.75 |
| Sulfur (S), % | 0 to 0.025 | |
| 0 to 0.030 |
| Vanadium (V), % | 0 | |
| 0.1 to 0.3 |