EN 1.1158 Steel vs. EN 1.4571 Stainless Steel
Both EN 1.1158 steel and EN 1.4571 stainless steel are iron alloys. They have 68% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is EN 1.1158 steel and the bottom bar is EN 1.4571 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 140 to 150 | |
| 190 to 270 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 23 to 24 | |
| 14 to 40 |
| Fatigue Strength, MPa | 170 to 220 | |
| 200 to 330 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 78 |
| Shear Strength, MPa | 300 to 320 | |
| 410 to 550 |
| Tensile Strength: Ultimate (UTS), MPa | 470 to 500 | |
| 600 to 900 |
| Tensile Strength: Yield (Proof), MPa | 240 to 310 | |
| 230 to 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 290 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 950 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1440 |
| Melting Onset (Solidus), °C | 1420 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 49 | |
| 15 |
| Thermal Expansion, µm/m-K | 12 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.2 | |
| 2.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.2 | |
| 2.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.1 | |
| 19 |
| Density, g/cm3 | 7.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 3.9 |
| Embodied Energy, MJ/kg | 19 | |
| 54 |
| Embodied Water, L/kg | 47 | |
| 150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 89 to 110 | |
| 110 to 190 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 150 to 250 | |
| 130 to 820 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 17 to 18 | |
| 21 to 32 |
| Strength to Weight: Bending, points | 17 to 18 | |
| 20 to 26 |
| Thermal Diffusivity, mm2/s | 13 | |
| 4.0 |
| Thermal Shock Resistance, points | 15 to 16 | |
| 13 to 20 |
Alloy Composition
| Carbon (C), % | 0.22 to 0.29 | |
| 0 to 0.080 |
| Chromium (Cr), % | 0 to 0.4 | |
| 16.5 to 18.5 |
| Iron (Fe), % | 97.6 to 99.38 | |
| 61.7 to 71 |
| Manganese (Mn), % | 0.4 to 0.7 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 0 to 0.1 | |
| 2.0 to 2.5 |
| Nickel (Ni), % | 0 to 0.4 | |
| 10.5 to 13.5 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.035 | |
| 0 to 0.015 |
| Titanium (Ti), % | 0 | |
| 0 to 0.7 |