S20910 Stainless Steel vs. EN 1.1170 Steel
Both S20910 stainless steel and EN 1.1170 steel are iron alloys. They have 59% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is S20910 stainless steel and the bottom bar is EN 1.1170 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 230 to 290 | |
| 180 to 210 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 14 to 39 | |
| 16 to 17 |
| Fatigue Strength, MPa | 310 to 460 | |
| 220 to 330 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 79 | |
| 73 |
| Shear Strength, MPa | 500 to 570 | |
| 390 to 450 |
| Tensile Strength: Ultimate (UTS), MPa | 780 to 940 | |
| 640 to 730 |
| Tensile Strength: Yield (Proof), MPa | 430 to 810 | |
| 330 to 500 |
Thermal Properties
| Latent Heat of Fusion, J/g | 300 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 1080 | |
| 400 |
| Melting Completion (Liquidus), °C | 1420 | |
| 1460 |
| Melting Onset (Solidus), °C | 1380 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 13 | |
| 50 |
| Thermal Expansion, µm/m-K | 16 | |
| 12 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 22 | |
| 2.1 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 4.8 | |
| 1.5 |
| Embodied Energy, MJ/kg | 68 | |
| 19 |
| Embodied Water, L/kg | 180 | |
| 49 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 120 to 260 | |
| 91 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 460 to 1640 | |
| 290 to 670 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 28 to 33 | |
| 23 to 26 |
| Strength to Weight: Bending, points | 24 to 27 | |
| 21 to 23 |
| Thermal Diffusivity, mm2/s | 3.6 | |
| 13 |
| Thermal Shock Resistance, points | 17 to 21 | |
| 20 to 23 |
Alloy Composition
| Carbon (C), % | 0 to 0.060 | |
| 0.25 to 0.32 |
| Chromium (Cr), % | 20.5 to 23.5 | |
| 0 to 0.4 |
| Iron (Fe), % | 52.1 to 62.1 | |
| 96.7 to 98.5 |
| Manganese (Mn), % | 4.0 to 6.0 | |
| 1.3 to 1.7 |
| Molybdenum (Mo), % | 1.5 to 3.0 | |
| 0 to 0.1 |
| Nickel (Ni), % | 11.5 to 13.5 | |
| 0 to 0.4 |
| Niobium (Nb), % | 0.1 to 0.3 | |
| 0 |
| Nitrogen (N), % | 0.2 to 0.4 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.035 |
| Silicon (Si), % | 0 to 0.75 | |
| 0 to 0.4 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.035 |
| Vanadium (V), % | 0.1 to 0.3 | |
| 0 |