S20910 Stainless Steel vs. AWS ER90S-B9
Both S20910 stainless steel and AWS ER90S-B9 are iron alloys. They have 69% of their average alloy composition in common. There are 26 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 S20910 stainless steel and the bottom bar is AWS ER90S-B9.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 14 to 39 | |
| 18 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 79 | |
| 75 |
| Tensile Strength: Ultimate (UTS), MPa | 780 to 940 | |
| 690 |
| Tensile Strength: Yield (Proof), MPa | 430 to 810 | |
| 470 |
Thermal Properties
| Latent Heat of Fusion, J/g | 300 | |
| 270 |
| Melting Completion (Liquidus), °C | 1420 | |
| 1450 |
| Melting Onset (Solidus), °C | 1380 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 13 | |
| 25 |
| Thermal Expansion, µm/m-K | 16 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 22 | |
| 7.0 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 4.8 | |
| 2.6 |
| Embodied Energy, MJ/kg | 68 | |
| 37 |
| Embodied Water, L/kg | 180 | |
| 91 |
Common Calculations
| PREN (Pitting Resistance) | 34 | |
| 13 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 120 to 260 | |
| 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 460 to 1640 | |
| 570 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 28 to 33 | |
| 25 |
| Strength to Weight: Bending, points | 24 to 27 | |
| 22 |
| Thermal Diffusivity, mm2/s | 3.6 | |
| 6.9 |
| Thermal Shock Resistance, points | 17 to 21 | |
| 19 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0 to 0.040 |
| Carbon (C), % | 0 to 0.060 | |
| 0.070 to 0.13 |
| Chromium (Cr), % | 20.5 to 23.5 | |
| 8.0 to 10.5 |
| Copper (Cu), % | 0 | |
| 0 to 0.2 |
| Iron (Fe), % | 52.1 to 62.1 | |
| 84.4 to 90.7 |
| Manganese (Mn), % | 4.0 to 6.0 | |
| 0 to 1.2 |
| Molybdenum (Mo), % | 1.5 to 3.0 | |
| 0.85 to 1.2 |
| Nickel (Ni), % | 11.5 to 13.5 | |
| 0 to 0.8 |
| Niobium (Nb), % | 0.1 to 0.3 | |
| 0.020 to 0.1 |
| Nitrogen (N), % | 0.2 to 0.4 | |
| 0.030 to 0.070 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.010 |
| Silicon (Si), % | 0 to 0.75 | |
| 0.15 to 0.5 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.010 |
| Vanadium (V), % | 0.1 to 0.3 | |
| 0.15 to 0.3 |
| Residuals, % | 0 | |
| 0 to 0.5 |