EN 1.7366 Steel vs. AWS E409Nb
Both EN 1.7366 steel and AWS E409Nb are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 28 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 1.7366 steel and the bottom bar is AWS E409Nb.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 17 to 19 | |
| 23 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 74 | |
| 76 |
| Tensile Strength: Ultimate (UTS), MPa | 460 to 710 | |
| 500 |
| Tensile Strength: Yield (Proof), MPa | 230 to 480 | |
| 380 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 280 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1460 |
| Melting Onset (Solidus), °C | 1420 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 40 | |
| 25 |
| Thermal Expansion, µm/m-K | 13 | |
| 14 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 8.1 | |
| 2.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 9.3 | |
| 3.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 4.3 | |
| 13 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.7 | |
| 2.9 |
| Embodied Energy, MJ/kg | 23 | |
| 42 |
| Embodied Water, L/kg | 69 | |
| 100 |
Common Calculations
| PREN (Pitting Resistance) | 6.8 | |
| 14 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 74 to 110 | |
| 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 140 to 600 | |
| 380 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 16 to 25 | |
| 18 |
| Strength to Weight: Bending, points | 17 to 23 | |
| 18 |
| Thermal Diffusivity, mm2/s | 11 | |
| 6.8 |
| Thermal Shock Resistance, points | 13 to 20 | |
| 14 |
Alloy Composition
| Carbon (C), % | 0 to 0.18 | |
| 0 to 0.12 |
| Chromium (Cr), % | 4.0 to 6.0 | |
| 11 to 14 |
| Copper (Cu), % | 0 | |
| 0 to 0.75 |
| Iron (Fe), % | 91.9 to 95.3 | |
| 80.2 to 88.5 |
| Manganese (Mn), % | 0.3 to 0.8 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0.45 to 0.65 | |
| 0 to 0.75 |
| Nickel (Ni), % | 0 | |
| 0 to 0.6 |
| Niobium (Nb), % | 0 | |
| 0.5 to 1.5 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.030 |