AISI 304L Stainless Steel vs. EN 1.7218 Steel
Both AISI 304L stainless steel and EN 1.7218 steel are iron alloys. They have 72% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is AISI 304L stainless steel and the bottom bar is EN 1.7218 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 160 to 350 | |
| 150 to 230 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 77 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 540 to 1160 | |
| 500 to 1550 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 540 | |
| 420 |
| Melting Completion (Liquidus), °C | 1450 | |
| 1460 |
| Melting Onset (Solidus), °C | 1400 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 16 | |
| 44 |
| Thermal Expansion, µm/m-K | 17 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.4 | |
| 7.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
| 8.5 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 16 | |
| 2.6 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 3.1 | |
| 1.5 |
| Embodied Energy, MJ/kg | 44 | |
| 20 |
| Embodied Water, L/kg | 150 | |
| 52 |
Common Calculations
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 19 to 41 | |
| 18 to 55 |
| Strength to Weight: Bending, points | 19 to 31 | |
| 18 to 38 |
| Thermal Diffusivity, mm2/s | 4.2 | |
| 12 |
| Thermal Shock Resistance, points | 12 to 25 | |
| 15 to 46 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0 to 0.040 |
| Carbon (C), % | 0 to 0.030 | |
| 0.22 to 0.29 |
| Chromium (Cr), % | 18 to 20 | |
| 0.9 to 1.2 |
| Copper (Cu), % | 0 | |
| 0 to 0.3 |
| Iron (Fe), % | 65 to 74 | |
| 96.2 to 98.1 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0.6 to 0.9 |
| Molybdenum (Mo), % | 0 | |
| 0.15 to 0.3 |
| Nickel (Ni), % | 8.0 to 12 | |
| 0 to 0.3 |
| Nitrogen (N), % | 0 to 0.1 | |
| 0 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 to 0.035 |
| Silicon (Si), % | 0 to 0.75 | |
| 0 to 0.4 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.035 |