EN 1.1221 Steel vs. S36200 Stainless Steel
Both EN 1.1221 steel and S36200 stainless steel are iron alloys. They have 78% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is EN 1.1221 steel and the bottom bar is S36200 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 10 to 21 | |
| 3.4 to 4.6 |
| Fatigue Strength, MPa | 240 to 340 | |
| 450 to 570 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 72 | |
| 76 |
| Shear Strength, MPa | 450 to 520 | |
| 680 to 810 |
| Tensile Strength: Ultimate (UTS), MPa | 730 to 870 | |
| 1180 to 1410 |
| Tensile Strength: Yield (Proof), MPa | 390 to 550 | |
| 960 to 1240 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 280 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 820 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1440 |
| Melting Onset (Solidus), °C | 1410 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 48 | |
| 16 |
| Thermal Expansion, µm/m-K | 12 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.2 | |
| 2.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.3 | |
| 2.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.1 | |
| 12 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 2.8 |
| Embodied Energy, MJ/kg | 19 | |
| 40 |
| Embodied Water, L/kg | 47 | |
| 120 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 67 to 130 | |
| 46 to 51 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 410 to 800 | |
| 2380 to 3930 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 26 to 31 | |
| 42 to 50 |
| Strength to Weight: Bending, points | 23 to 26 | |
| 32 to 36 |
| Thermal Diffusivity, mm2/s | 13 | |
| 4.3 |
| Thermal Shock Resistance, points | 23 to 28 | |
| 40 to 48 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0 to 0.1 |
| Carbon (C), % | 0.57 to 0.65 | |
| 0 to 0.050 |
| Chromium (Cr), % | 0 to 0.4 | |
| 14 to 14.5 |
| Iron (Fe), % | 97.1 to 98.8 | |
| 75.4 to 79.5 |
| Manganese (Mn), % | 0.6 to 0.9 | |
| 0 to 0.5 |
| Molybdenum (Mo), % | 0 to 0.1 | |
| 0 to 0.3 |
| Nickel (Ni), % | 0 to 0.4 | |
| 6.5 to 7.0 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.030 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 to 0.3 |
| Sulfur (S), % | 0 to 0.035 | |
| 0 to 0.030 |
| Titanium (Ti), % | 0 | |
| 0.6 to 0.9 |