EN 1.7383 Steel vs. AWS ER90S-B3
Both EN 1.7383 steel and AWS ER90S-B3 are iron alloys. Their average alloy composition is basically identical. 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 1.7383 steel and the bottom bar is AWS ER90S-B3.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 20 to 23 | |
| 19 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 74 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 560 to 610 | |
| 690 |
| Tensile Strength: Yield (Proof), MPa | 300 to 400 | |
| 620 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 260 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1460 |
| Melting Onset (Solidus), °C | 1430 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 39 | |
| 40 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.7 | |
| 7.7 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.8 | |
| 8.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 3.9 | |
| 4.1 |
| Density, g/cm3 | 7.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.8 | |
| 1.8 |
| Embodied Energy, MJ/kg | 23 | |
| 24 |
| Embodied Water, L/kg | 59 | |
| 60 |
Common Calculations
| PREN (Pitting Resistance) | 5.6 | |
| 6.0 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
| 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 240 to 420 | |
| 1000 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 20 to 22 | |
| 25 |
| Strength to Weight: Bending, points | 19 to 20 | |
| 22 |
| Thermal Diffusivity, mm2/s | 11 | |
| 11 |
| Thermal Shock Resistance, points | 16 to 18 | |
| 20 |
Alloy Composition
| Aluminum (Al), % | 0 to 0.040 | |
| 0 |
| Carbon (C), % | 0.080 to 0.15 | |
| 0.070 to 0.12 |
| Chromium (Cr), % | 2.0 to 2.5 | |
| 2.3 to 2.7 |
| Copper (Cu), % | 0 to 0.3 | |
| 0 to 0.35 |
| Iron (Fe), % | 94.3 to 96.6 | |
| 93.5 to 95.9 |
| Manganese (Mn), % | 0.4 to 0.8 | |
| 0.4 to 0.7 |
| Molybdenum (Mo), % | 0.9 to 1.1 | |
| 0.9 to 1.2 |
| Nickel (Ni), % | 0 to 0.3 | |
| 0 to 0.2 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 0.5 | |
| 0.4 to 0.7 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 to 0.025 |
| Residuals, % | 0 | |
| 0 to 0.5 |