EN 1.3551 Steel vs. AWS E90C-B9
Both EN 1.3551 steel and AWS E90C-B9 are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is EN 1.3551 steel and the bottom bar is AWS E90C-B9.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 75 | |
| 75 |
| Tensile Strength: Ultimate (UTS), MPa | 720 | |
| 710 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 270 |
| Melting Completion (Liquidus), °C | 1490 | |
| 1460 |
| Melting Onset (Solidus), °C | 1450 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 460 | |
| 470 |
| Thermal Conductivity, W/m-K | 36 | |
| 25 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 8.6 | |
| 6.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 9.9 | |
| 8.0 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.0 | |
| 7.0 |
| Density, g/cm3 | 7.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 4.9 | |
| 2.6 |
| Embodied Energy, MJ/kg | 71 | |
| 37 |
| Embodied Water, L/kg | 82 | |
| 91 |
Common Calculations
| PREN (Pitting Resistance) | 18 | |
| 13 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 26 | |
| 25 |
| Strength to Weight: Bending, points | 23 | |
| 23 |
| Thermal Diffusivity, mm2/s | 9.8 | |
| 6.9 |
| Thermal Shock Resistance, points | 21 | |
| 20 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 0 to 0.040 |
| Carbon (C), % | 0.77 to 0.85 | |
| 0.080 to 0.13 |
| Chromium (Cr), % | 3.9 to 4.3 | |
| 8.0 to 10.5 |
| Copper (Cu), % | 0 to 0.3 | |
| 0 to 0.2 |
| Iron (Fe), % | 88.8 to 91.1 | |
| 84.4 to 90.9 |
| Manganese (Mn), % | 0.15 to 0.35 | |
| 0 to 1.2 |
| Molybdenum (Mo), % | 4.0 to 4.5 | |
| 0.85 to 1.2 |
| Nickel (Ni), % | 0 | |
| 0 to 0.8 |
| Niobium (Nb), % | 0 | |
| 0.020 to 0.1 |
| Nitrogen (N), % | 0 | |
| 0.030 to 0.070 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.020 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.015 |
| Tungsten (W), % | 0 to 0.25 | |
| 0 |
| Vanadium (V), % | 0.9 to 1.1 | |
| 0.15 to 0.3 |
| Residuals, % | 0 | |
| 0 to 0.5 |