AWS ER80S-B2 vs. AISI 309 Stainless Steel
Both AWS ER80S-B2 and AISI 309 stainless steel are iron alloys. They have 64% of their average alloy composition in common. There are 28 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 ER80S-B2 and the bottom bar is AISI 309 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 21 | |
| 34 to 47 |
| Poisson's Ratio | 0.29 | |
| 0.27 |
| Shear Modulus, GPa | 73 | |
| 78 |
| Tensile Strength: Ultimate (UTS), MPa | 620 | |
| 600 to 710 |
| Tensile Strength: Yield (Proof), MPa | 540 | |
| 260 to 350 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 290 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1450 |
| Melting Onset (Solidus), °C | 1420 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 40 | |
| 16 |
| Thermal Expansion, µm/m-K | 13 | |
| 15 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.5 | |
| 2.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.6 | |
| 2.5 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 3.0 | |
| 19 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.6 | |
| 3.6 |
| Embodied Energy, MJ/kg | 21 | |
| 51 |
| Embodied Water, L/kg | 54 | |
| 170 |
Common Calculations
| PREN (Pitting Resistance) | 3.1 | |
| 23 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 130 | |
| 200 to 230 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 760 | |
| 170 to 310 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 22 | |
| 21 to 25 |
| Strength to Weight: Bending, points | 21 | |
| 20 to 23 |
| Thermal Diffusivity, mm2/s | 11 | |
| 4.3 |
| Thermal Shock Resistance, points | 18 | |
| 14 to 16 |
Alloy Composition
| Carbon (C), % | 0.070 to 0.12 | |
| 0 to 0.2 |
| Chromium (Cr), % | 1.2 to 1.5 | |
| 22 to 24 |
| Copper (Cu), % | 0 to 0.35 | |
| 0 |
| Iron (Fe), % | 95.2 to 97.5 | |
| 58 to 66 |
| Manganese (Mn), % | 0.4 to 0.7 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 0.4 to 0.65 | |
| 0 |
| Nickel (Ni), % | 0 to 0.2 | |
| 12 to 15 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.045 |
| Silicon (Si), % | 0.4 to 0.7 | |
| 0 to 0.75 |
| Sulfur (S), % | 0 to 0.025 | |
| 0 to 0.030 |
| Residuals, % | 0 to 0.5 | |
| 0 |