EN 1.1221 Steel vs. EN 1.4923 Stainless Steel
Both EN 1.1221 steel and EN 1.4923 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is EN 1.1221 steel and the bottom bar is EN 1.4923 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 10 to 21 | |
| 12 to 21 |
| Fatigue Strength, MPa | 240 to 340 | |
| 300 to 440 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 72 | |
| 76 |
| Shear Strength, MPa | 450 to 520 | |
| 540 to 590 |
| Tensile Strength: Ultimate (UTS), MPa | 730 to 870 | |
| 870 to 980 |
| Tensile Strength: Yield (Proof), MPa | 390 to 550 | |
| 470 to 780 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 740 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1450 |
| Melting Onset (Solidus), °C | 1410 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 48 | |
| 24 |
| Thermal Expansion, µm/m-K | 12 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.2 | |
| 2.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.3 | |
| 3.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.1 | |
| 8.0 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 2.9 |
| Embodied Energy, MJ/kg | 19 | |
| 41 |
| Embodied Water, L/kg | 47 | |
| 100 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 67 to 130 | |
| 110 to 150 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 410 to 800 | |
| 570 to 1580 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 26 to 31 | |
| 31 to 35 |
| Strength to Weight: Bending, points | 23 to 26 | |
| 26 to 28 |
| Thermal Diffusivity, mm2/s | 13 | |
| 6.5 |
| Thermal Shock Resistance, points | 23 to 28 | |
| 30 to 34 |
Alloy Composition
| Carbon (C), % | 0.57 to 0.65 | |
| 0.18 to 0.24 |
| Chromium (Cr), % | 0 to 0.4 | |
| 11 to 12.5 |
| Iron (Fe), % | 97.1 to 98.8 | |
| 83.5 to 87.1 |
| Manganese (Mn), % | 0.6 to 0.9 | |
| 0.4 to 0.9 |
| Molybdenum (Mo), % | 0 to 0.1 | |
| 0.8 to 1.2 |
| Nickel (Ni), % | 0 to 0.4 | |
| 0.3 to 0.8 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.035 | |
| 0 to 0.015 |
| Vanadium (V), % | 0 | |
| 0.25 to 0.35 |