EN 1.4477 Stainless Steel vs. EN 1.1191 Steel
Both EN 1.4477 stainless steel and EN 1.1191 steel are iron alloys. They have 61% 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 1.4477 stainless steel and the bottom bar is EN 1.1191 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 270 | |
| 180 to 200 |
| Elastic (Young's, Tensile) Modulus, GPa | 210 | |
| 190 |
| Elongation at Break, % | 22 to 23 | |
| 16 to 17 |
| Fatigue Strength, MPa | 420 to 490 | |
| 210 to 290 |
| Impact Strength: V-Notched Charpy, J | 110 | |
| 16 to 29 |
| Poisson's Ratio | 0.27 | |
| 0.29 |
| Shear Modulus, GPa | 81 | |
| 72 |
| Shear Strength, MPa | 550 to 580 | |
| 380 to 430 |
| Tensile Strength: Ultimate (UTS), MPa | 880 to 930 | |
| 630 to 700 |
| Tensile Strength: Yield (Proof), MPa | 620 to 730 | |
| 310 to 440 |
Thermal Properties
| Latent Heat of Fusion, J/g | 300 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 1100 | |
| 400 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1460 |
| Melting Onset (Solidus), °C | 1380 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 13 | |
| 48 |
| Thermal Expansion, µm/m-K | 13 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.2 | |
| 7.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.5 | |
| 8.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 20 | |
| 2.1 |
| Density, g/cm3 | 7.7 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 3.7 | |
| 1.4 |
| Embodied Energy, MJ/kg | 52 | |
| 19 |
| Embodied Water, L/kg | 190 | |
| 47 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 180 to 190 | |
| 83 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 940 to 1290 | |
| 260 to 510 |
| Stiffness to Weight: Axial, points | 15 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 31 to 33 | |
| 22 to 25 |
| Strength to Weight: Bending, points | 26 to 27 | |
| 21 to 22 |
| Thermal Diffusivity, mm2/s | 3.5 | |
| 13 |
| Thermal Shock Resistance, points | 23 to 25 | |
| 20 to 22 |
Alloy Composition
| Carbon (C), % | 0 to 0.030 | |
| 0.42 to 0.5 |
| Chromium (Cr), % | 28 to 30 | |
| 0 to 0.4 |
| Copper (Cu), % | 0 to 0.8 | |
| 0 |
| Iron (Fe), % | 56.6 to 63.6 | |
| 97.3 to 99.08 |
| Manganese (Mn), % | 0.8 to 1.5 | |
| 0.5 to 0.8 |
| Molybdenum (Mo), % | 1.5 to 2.6 | |
| 0 to 0.1 |
| Nickel (Ni), % | 5.8 to 7.5 | |
| 0 to 0.4 |
| Nitrogen (N), % | 0.3 to 0.4 | |
| 0 |
| Phosphorus (P), % | 0 to 0.030 | |
| 0 to 0.035 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.4 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.035 |