EN 1.7225 Steel vs. N08028 Stainless Steel
Both EN 1.7225 steel and N08028 stainless steel are iron alloys. They have a modest 37% of their average alloy composition in common, which, by itself, doesn't mean much. There are 23 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.
For each property being compared, the top bar is EN 1.7225 steel and the bottom bar is N08028 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 160 to 300 | |
| 180 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 80 |
| Tensile Strength: Ultimate (UTS), MPa | 540 to 1850 | |
| 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 320 |
| Maximum Temperature: Mechanical, °C | 420 | |
| 1100 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1420 |
| Melting Onset (Solidus), °C | 1420 | |
| 1370 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 46 | |
| 12 |
| Thermal Expansion, µm/m-K | 13 | |
| 16 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.5 | |
| 37 |
| Density, g/cm3 | 7.8 | |
| 8.1 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 6.4 |
| Embodied Energy, MJ/kg | 20 | |
| 89 |
| Embodied Water, L/kg | 51 | |
| 240 |
Common Calculations
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 19 to 65 | |
| 19 |
| Strength to Weight: Bending, points | 19 to 43 | |
| 19 |
| Thermal Diffusivity, mm2/s | 12 | |
| 3.2 |
| Thermal Shock Resistance, points | 16 to 54 | |
| 12 |
Alloy Composition
| Carbon (C), % | 0.38 to 0.45 | |
| 0 to 0.030 |
| Chromium (Cr), % | 0.9 to 1.2 | |
| 26 to 28 |
| Copper (Cu), % | 0 to 0.25 | |
| 0.6 to 1.4 |
| Iron (Fe), % | 96.6 to 98 | |
| 29 to 40.4 |
| Manganese (Mn), % | 0.6 to 0.9 | |
| 0 to 2.5 |
| Molybdenum (Mo), % | 0.15 to 0.3 | |
| 3.0 to 4.0 |
| Nickel (Ni), % | 0 | |
| 30 to 34 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.030 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.035 | |
| 0 to 0.030 |