AWS ER90S-B3 vs. S31277 Stainless Steel
Both AWS ER90S-B3 and S31277 stainless steel are iron alloys. They have 46% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is AWS ER90S-B3 and the bottom bar is S31277 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 210 |
| Elongation at Break, % | 19 | |
| 45 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 80 |
| Tensile Strength: Ultimate (UTS), MPa | 690 | |
| 860 |
| Tensile Strength: Yield (Proof), MPa | 620 | |
| 410 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 310 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1460 |
| Melting Onset (Solidus), °C | 1420 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 460 |
| Thermal Expansion, µm/m-K | 13 | |
| 16 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 4.1 | |
| 36 |
| Density, g/cm3 | 7.8 | |
| 8.1 |
| Embodied Carbon, kg CO2/kg material | 1.8 | |
| 6.7 |
| Embodied Energy, MJ/kg | 24 | |
| 90 |
| Embodied Water, L/kg | 60 | |
| 220 |
Common Calculations
| PREN (Pitting Resistance) | 6.0 | |
| 51 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 130 | |
| 320 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1000 | |
| 410 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 25 | |
| 29 |
| Strength to Weight: Bending, points | 22 | |
| 25 |
| Thermal Shock Resistance, points | 20 | |
| 19 |
Alloy Composition
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| Carbon (C), % | 0.070 to 0.12 | |
| 0 to 0.020 |
| Chromium (Cr), % | 2.3 to 2.7 | |
| 20.5 to 23 |
| Copper (Cu), % | 0 to 0.35 | |
| 0.5 to 1.5 |
| Iron (Fe), % | 93.5 to 95.9 | |
| 35.5 to 46.2 |
| Manganese (Mn), % | 0.4 to 0.7 | |
| 0 to 3.0 |
| Molybdenum (Mo), % | 0.9 to 1.2 | |
| 6.5 to 8.0 |
| Nickel (Ni), % | 0 to 0.2 | |
| 26 to 28 |
| Nitrogen (N), % | 0 | |
| 0.3 to 0.4 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.030 |
| Silicon (Si), % | 0.4 to 0.7 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.025 | |
| 0 to 0.010 |
| Residuals, % | 0 to 0.5 | |
| 0 |