AWS ER90S-B9 vs. EN 1.7106 Steel
Both AWS ER90S-B9 and EN 1.7106 steel are iron alloys. They have 89% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is AWS ER90S-B9 and the bottom bar is EN 1.7106 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 75 | |
| 72 |
| Tensile Strength: Ultimate (UTS), MPa | 690 | |
| 660 to 2020 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 280 |
| Melting Completion (Liquidus), °C | 1450 | |
| 1430 |
| Melting Onset (Solidus), °C | 1410 | |
| 1390 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 25 | |
| 46 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.0 | |
| 7.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.1 | |
| 8.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 7.0 | |
| 2.1 |
| Density, g/cm3 | 7.8 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 1.5 |
| Embodied Energy, MJ/kg | 37 | |
| 20 |
| Embodied Water, L/kg | 91 | |
| 47 |
Common Calculations
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 25 | |
| 24 to 73 |
| Strength to Weight: Bending, points | 22 | |
| 22 to 46 |
| Thermal Diffusivity, mm2/s | 6.9 | |
| 13 |
| Thermal Shock Resistance, points | 19 | |
| 20 to 61 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.040 | |
| 0 |
| Carbon (C), % | 0.070 to 0.13 | |
| 0.52 to 0.6 |
| Chromium (Cr), % | 8.0 to 10.5 | |
| 0.2 to 0.45 |
| Copper (Cu), % | 0 to 0.2 | |
| 0 |
| Iron (Fe), % | 84.4 to 90.7 | |
| 95.9 to 97 |
| Manganese (Mn), % | 0 to 1.2 | |
| 0.7 to 1.0 |
| Molybdenum (Mo), % | 0.85 to 1.2 | |
| 0 |
| Nickel (Ni), % | 0 to 0.8 | |
| 0 |
| Niobium (Nb), % | 0.020 to 0.1 | |
| 0 |
| Nitrogen (N), % | 0.030 to 0.070 | |
| 0 |
| Phosphorus (P), % | 0 to 0.010 | |
| 0 to 0.025 |
| Silicon (Si), % | 0.15 to 0.5 | |
| 1.6 to 2.0 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 to 0.025 |
| Vanadium (V), % | 0.15 to 0.3 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |