EN 1.5414 Steel vs. S31730 Stainless Steel
Both EN 1.5414 steel and S31730 stainless steel are iron alloys. They have 59% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is EN 1.5414 steel and the bottom bar is S31730 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 170 to 180 | |
| 180 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 22 | |
| 40 |
| Fatigue Strength, MPa | 250 to 270 | |
| 170 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 77 |
| Shear Strength, MPa | 350 to 370 | |
| 370 |
| Tensile Strength: Ultimate (UTS), MPa | 550 to 580 | |
| 540 |
| Tensile Strength: Yield (Proof), MPa | 350 to 380 | |
| 200 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 290 |
| Maximum Temperature: Mechanical, °C | 410 | |
| 990 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1430 |
| Melting Onset (Solidus), °C | 1420 | |
| 1390 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Expansion, µm/m-K | 13 | |
| 16 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.6 | |
| 24 |
| Density, g/cm3 | 7.9 | |
| 8.0 |
| Embodied Carbon, kg CO2/kg material | 1.6 | |
| 4.6 |
| Embodied Energy, MJ/kg | 21 | |
| 63 |
| Embodied Water, L/kg | 50 | |
| 180 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
| 170 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 320 to 370 | |
| 99 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 19 to 20 | |
| 19 |
| Strength to Weight: Bending, points | 19 to 20 | |
| 18 |
| Thermal Shock Resistance, points | 16 to 17 | |
| 12 |
Alloy Composition
| Carbon (C), % | 0 to 0.2 | |
| 0 to 0.030 |
| Chromium (Cr), % | 0 to 0.3 | |
| 17 to 19 |
| Copper (Cu), % | 0 to 0.3 | |
| 4.0 to 5.0 |
| Iron (Fe), % | 96.4 to 98.7 | |
| 52.4 to 61 |
| Manganese (Mn), % | 0.9 to 1.5 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 0.45 to 0.6 | |
| 3.0 to 4.0 |
| Nickel (Ni), % | 0 to 0.3 | |
| 15 to 16.5 |
| Nitrogen (N), % | 0 to 0.012 | |
| 0 to 0.045 |
| Phosphorus (P), % | 0 to 0.015 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.0050 | |
| 0 to 0.010 |