AWS E3155 vs. AWS ER80S-B8
Both AWS E3155 and AWS ER80S-B8 are iron alloys. They have 41% of their average alloy composition in common. There are 23 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 AWS E3155 and the bottom bar is AWS ER80S-B8.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 210 | |
| 190 |
| Elongation at Break, % | 23 | |
| 19 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 81 | |
| 75 |
| Tensile Strength: Ultimate (UTS), MPa | 770 | |
| 630 |
Thermal Properties
| Latent Heat of Fusion, J/g | 310 | |
| 270 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1460 |
| Melting Onset (Solidus), °C | 1410 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 450 | |
| 470 |
| Thermal Conductivity, W/m-K | 13 | |
| 26 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 70 | |
| 6.5 |
| Density, g/cm3 | 8.4 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 7.7 | |
| 2.0 |
| Embodied Energy, MJ/kg | 110 | |
| 28 |
| Embodied Water, L/kg | 300 | |
| 89 |
Common Calculations
| PREN (Pitting Resistance) | 35 | |
| 13 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 26 | |
| 22 |
| Strength to Weight: Bending, points | 22 | |
| 21 |
| Thermal Diffusivity, mm2/s | 3.3 | |
| 6.9 |
| Thermal Shock Resistance, points | 20 | |
| 17 |
Alloy Composition
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| Carbon (C), % | 0 to 0.1 | |
| 0 to 0.1 |
| Chromium (Cr), % | 20 to 22.5 | |
| 8.0 to 10.5 |
| Cobalt (Co), % | 18.5 to 21 | |
| 0 |
| Copper (Cu), % | 0 to 0.75 | |
| 0 to 0.35 |
| Iron (Fe), % | 23.3 to 36.3 | |
| 85.6 to 90.8 |
| Manganese (Mn), % | 1.0 to 2.5 | |
| 0.4 to 0.7 |
| Molybdenum (Mo), % | 2.5 to 3.5 | |
| 0.8 to 1.2 |
| Nickel (Ni), % | 19 to 21 | |
| 0 to 0.5 |
| Niobium (Nb), % | 0.75 to 1.3 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.025 |
| Tungsten (W), % | 2.0 to 3.0 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.5 |