AWS E80C-B2 vs. EN 1.7709 Steel
Both AWS E80C-B2 and EN 1.7709 steel are iron alloys. Their average alloy composition is basically identical. 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 AWS E80C-B2 and the bottom bar is EN 1.7709 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 630 | |
| 650 to 780 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 250 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1470 |
| Melting Onset (Solidus), °C | 1420 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 39 | |
| 33 |
| Thermal Expansion, µm/m-K | 13 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.5 | |
| 7.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.6 | |
| 8.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 3.0 | |
| 3.4 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.6 | |
| 2.3 |
| Embodied Energy, MJ/kg | 22 | |
| 32 |
| Embodied Water, L/kg | 53 | |
| 56 |
Common Calculations
| PREN (Pitting Resistance) | 3.0 | |
| 3.6 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 22 | |
| 23 to 27 |
| Strength to Weight: Bending, points | 21 | |
| 21 to 24 |
| Thermal Diffusivity, mm2/s | 11 | |
| 8.9 |
| Thermal Shock Resistance, points | 18 | |
| 22 to 26 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 0 to 0.030 |
| Carbon (C), % | 0.050 to 0.12 | |
| 0.17 to 0.25 |
| Chromium (Cr), % | 1.0 to 1.5 | |
| 1.2 to 1.5 |
| Iron (Fe), % | 95.3 to 97.9 | |
| 95.2 to 97.5 |
| Manganese (Mn), % | 0.4 to 1.0 | |
| 0.4 to 0.8 |
| Molybdenum (Mo), % | 0.4 to 0.65 | |
| 0.55 to 0.8 |
| Nickel (Ni), % | 0 to 0.2 | |
| 0 to 0.6 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.025 |
| Silicon (Si), % | 0.25 to 0.6 | |
| 0 to 0.4 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.030 |
| Vanadium (V), % | 0 to 0.030 | |
| 0.2 to 0.35 |
| Residuals, % | 0 to 0.5 | |
| 0 |