EN 1.4938 Stainless Steel vs. EN 1.5662 Steel
Both EN 1.4938 stainless steel and EN 1.5662 steel are iron alloys. They have 86% 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 1.4938 stainless steel and the bottom bar is EN 1.5662 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 16 to 17 | |
| 20 |
| Fatigue Strength, MPa | 390 to 520 | |
| 380 to 450 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 76 | |
| 73 |
| Shear Strength, MPa | 540 to 630 | |
| 460 to 470 |
| Tensile Strength: Ultimate (UTS), MPa | 870 to 1030 | |
| 740 to 750 |
| Tensile Strength: Yield (Proof), MPa | 640 to 870 | |
| 550 to 660 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 750 | |
| 430 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1460 |
| Melting Onset (Solidus), °C | 1420 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Expansion, µm/m-K | 11 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.9 | |
| 8.7 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.3 | |
| 9.8 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 10 | |
| 7.5 |
| Density, g/cm3 | 7.8 | |
| 8.0 |
| Embodied Carbon, kg CO2/kg material | 3.3 | |
| 2.3 |
| Embodied Energy, MJ/kg | 47 | |
| 31 |
| Embodied Water, L/kg | 110 | |
| 63 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 140 to 160 | |
| 140 to 150 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1050 to 1920 | |
| 810 to 1150 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 31 to 37 | |
| 26 |
| Strength to Weight: Bending, points | 26 to 29 | |
| 23 |
| Thermal Shock Resistance, points | 30 to 35 | |
| 22 |
Alloy Composition
| Carbon (C), % | 0.080 to 0.15 | |
| 0 to 0.1 |
| Chromium (Cr), % | 11 to 12.5 | |
| 0 |
| Iron (Fe), % | 80.5 to 84.8 | |
| 88.6 to 91.2 |
| Manganese (Mn), % | 0.4 to 0.9 | |
| 0.3 to 0.8 |
| Molybdenum (Mo), % | 1.5 to 2.0 | |
| 0 to 0.1 |
| Nickel (Ni), % | 2.0 to 3.0 | |
| 8.5 to 10 |
| Nitrogen (N), % | 0.020 to 0.040 | |
| 0 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.020 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.35 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.0050 |
| Vanadium (V), % | 0.25 to 0.4 | |
| 0 to 0.050 |