EN 1.5525 Steel vs. S21600 Stainless Steel
Both EN 1.5525 steel and S21600 stainless steel are iron alloys. They have 64% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is EN 1.5525 steel and the bottom bar is S21600 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 130 to 180 | |
| 200 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 11 to 21 | |
| 46 |
| Fatigue Strength, MPa | 210 to 310 | |
| 360 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Reduction in Area, % | 62 to 73 | |
| 56 |
| Shear Modulus, GPa | 73 | |
| 79 |
| Shear Strength, MPa | 310 to 350 | |
| 500 |
| Tensile Strength: Ultimate (UTS), MPa | 440 to 1440 | |
| 710 |
| Tensile Strength: Yield (Proof), MPa | 300 to 490 | |
| 390 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 290 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 990 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1420 |
| Melting Onset (Solidus), °C | 1420 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Expansion, µm/m-K | 13 | |
| 17 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.9 | |
| 17 |
| Density, g/cm3 | 7.8 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 3.6 |
| Embodied Energy, MJ/kg | 19 | |
| 50 |
| Embodied Water, L/kg | 48 | |
| 160 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 44 to 240 | |
| 270 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 240 to 640 | |
| 370 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 16 to 51 | |
| 25 |
| Strength to Weight: Bending, points | 16 to 36 | |
| 23 |
| Thermal Shock Resistance, points | 13 to 42 | |
| 15 |
Alloy Composition
| Boron (B), % | 0.00080 to 0.0050 | |
| 0 |
| Carbon (C), % | 0.18 to 0.23 | |
| 0 to 0.080 |
| Chromium (Cr), % | 0 to 0.3 | |
| 17.5 to 22 |
| Copper (Cu), % | 0 to 0.25 | |
| 0 |
| Iron (Fe), % | 97.7 to 98.9 | |
| 57.6 to 67.8 |
| Manganese (Mn), % | 0.9 to 1.2 | |
| 7.5 to 9.0 |
| Molybdenum (Mo), % | 0 | |
| 2.0 to 3.0 |
| Nickel (Ni), % | 0 | |
| 5.0 to 7.0 |
| Nitrogen (N), % | 0 | |
| 0.25 to 0.5 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 to 0.3 | |
| 0 to 0.75 |
| Sulfur (S), % | 0 to 0.025 | |
| 0 to 0.030 |