EN 1.7383 Steel vs. S31277 Stainless Steel
Both EN 1.7383 steel and S31277 stainless steel are iron alloys. They have 45% of their average alloy composition in common. There are 27 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 1.7383 steel and the bottom bar is S31277 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 210 |
| Elongation at Break, % | 20 to 23 | |
| 45 |
| Fatigue Strength, MPa | 210 to 270 | |
| 380 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 74 | |
| 80 |
| Shear Strength, MPa | 350 to 380 | |
| 600 |
| Tensile Strength: Ultimate (UTS), MPa | 560 to 610 | |
| 860 |
| Tensile Strength: Yield (Proof), MPa | 300 to 400 | |
| 410 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 310 |
| Maximum Temperature: Mechanical, °C | 460 | |
| 1100 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1460 |
| Melting Onset (Solidus), °C | 1430 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 460 |
| Thermal Expansion, µm/m-K | 13 | |
| 16 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 3.9 | |
| 36 |
| Density, g/cm3 | 7.9 | |
| 8.1 |
| Embodied Carbon, kg CO2/kg material | 1.8 | |
| 6.7 |
| Embodied Energy, MJ/kg | 23 | |
| 90 |
| Embodied Water, L/kg | 59 | |
| 220 |
Common Calculations
| PREN (Pitting Resistance) | 5.6 | |
| 51 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
| 320 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 240 to 420 | |
| 410 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 20 to 22 | |
| 29 |
| Strength to Weight: Bending, points | 19 to 20 | |
| 25 |
| Thermal Shock Resistance, points | 16 to 18 | |
| 19 |
Alloy Composition
| Aluminum (Al), % | 0 to 0.040 | |
| 0 |
| Carbon (C), % | 0.080 to 0.15 | |
| 0 to 0.020 |
| Chromium (Cr), % | 2.0 to 2.5 | |
| 20.5 to 23 |
| Copper (Cu), % | 0 to 0.3 | |
| 0.5 to 1.5 |
| Iron (Fe), % | 94.3 to 96.6 | |
| 35.5 to 46.2 |
| Manganese (Mn), % | 0.4 to 0.8 | |
| 0 to 3.0 |
| Molybdenum (Mo), % | 0.9 to 1.1 | |
| 6.5 to 8.0 |
| Nickel (Ni), % | 0 to 0.3 | |
| 26 to 28 |
| Nitrogen (N), % | 0 | |
| 0.3 to 0.4 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.030 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 to 0.010 |