EN 1.7380 Steel vs. AISI 201 Stainless Steel
Both EN 1.7380 steel and AISI 201 stainless steel are iron alloys. They have 74% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is EN 1.7380 steel and the bottom bar is AISI 201 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 160 to 170 | |
| 200 to 440 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 19 to 20 | |
| 4.6 to 51 |
| Fatigue Strength, MPa | 200 to 230 | |
| 280 to 600 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 74 | |
| 77 |
| Shear Strength, MPa | 330 to 350 | |
| 450 to 840 |
| Tensile Strength: Ultimate (UTS), MPa | 540 to 550 | |
| 650 to 1450 |
| Tensile Strength: Yield (Proof), MPa | 290 to 330 | |
| 300 to 1080 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 280 |
| Maximum Temperature: Mechanical, °C | 460 | |
| 880 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1410 |
| Melting Onset (Solidus), °C | 1430 | |
| 1370 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 39 | |
| 15 |
| Thermal Expansion, µm/m-K | 13 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.6 | |
| 2.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.7 | |
| 2.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 3.8 | |
| 12 |
| Density, g/cm3 | 7.9 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 1.8 | |
| 2.6 |
| Embodied Energy, MJ/kg | 23 | |
| 38 |
| Embodied Water, L/kg | 59 | |
| 140 |
Common Calculations
| PREN (Pitting Resistance) | 5.6 | |
| 19 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 87 to 98 | |
| 61 to 340 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 230 to 280 | |
| 230 to 2970 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 19 to 20 | |
| 23 to 52 |
| Strength to Weight: Bending, points | 19 | |
| 22 to 37 |
| Thermal Diffusivity, mm2/s | 11 | |
| 4.0 |
| Thermal Shock Resistance, points | 15 to 16 | |
| 14 to 32 |
Alloy Composition
| Carbon (C), % | 0.080 to 0.14 | |
| 0 to 0.15 |
| Chromium (Cr), % | 2.0 to 2.5 | |
| 16 to 18 |
| Copper (Cu), % | 0 to 0.3 | |
| 0 |
| Iron (Fe), % | 94.6 to 96.6 | |
| 67.5 to 75 |
| Manganese (Mn), % | 0.4 to 0.8 | |
| 5.5 to 7.5 |
| Molybdenum (Mo), % | 0.9 to 1.1 | |
| 0 |
| Nickel (Ni), % | 0 | |
| 3.5 to 5.5 |
| Nitrogen (N), % | 0 to 0.012 | |
| 0 to 0.25 |
| Phosphorus (P), % | 0 to 0.020 | |
| 0 to 0.060 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 to 0.030 |