S20910 Stainless Steel vs. EN 1.6570 Steel
Both S20910 stainless steel and EN 1.6570 steel are iron alloys. They have 62% 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 1.6570 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 230 to 290 | |
| 270 to 340 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 14 to 39 | |
| 11 to 17 |
| Fatigue Strength, MPa | 310 to 460 | |
| 500 to 660 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 79 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 780 to 940 | |
| 910 to 1130 |
| Tensile Strength: Yield (Proof), MPa | 430 to 810 | |
| 760 to 1060 |
Thermal Properties
| Latent Heat of Fusion, J/g | 300 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 1080 | |
| 440 |
| 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 | |
| 40 |
| Thermal Expansion, µm/m-K | 16 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 22 | |
| 3.9 |
| Density, g/cm3 | 7.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 4.8 | |
| 1.7 |
| Embodied Energy, MJ/kg | 68 | |
| 23 |
| Embodied Water, L/kg | 180 | |
| 56 |
Common Calculations
| PREN (Pitting Resistance) | 34 | |
| 2.5 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 120 to 260 | |
| 120 to 140 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 460 to 1640 | |
| 1520 to 3010 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 28 to 33 | |
| 32 to 40 |
| Strength to Weight: Bending, points | 24 to 27 | |
| 27 to 31 |
| Thermal Diffusivity, mm2/s | 3.6 | |
| 11 |
| Thermal Shock Resistance, points | 17 to 21 | |
| 27 to 33 |
Alloy Composition
| Carbon (C), % | 0 to 0.060 | |
| 0.28 to 0.35 |
| Chromium (Cr), % | 20.5 to 23.5 | |
| 1.0 to 1.4 |
| Iron (Fe), % | 52.1 to 62.1 | |
| 94 to 96.2 |
| Manganese (Mn), % | 4.0 to 6.0 | |
| 0.6 to 1.0 |
| Molybdenum (Mo), % | 1.5 to 3.0 | |
| 0.3 to 0.5 |
| Nickel (Ni), % | 11.5 to 13.5 | |
| 1.6 to 2.1 |
| Niobium (Nb), % | 0.1 to 0.3 | |
| 0 |
| Nitrogen (N), % | 0.2 to 0.4 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.020 |
| Silicon (Si), % | 0 to 0.75 | |
| 0 to 0.6 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.015 |
| Vanadium (V), % | 0.1 to 0.3 | |
| 0 |