AWS E409Nb vs. ASTM A204 Steel
Both AWS E409Nb and ASTM A204 steel are iron alloys. There are 27 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 E409Nb and the bottom bar is ASTM A204 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 23 | |
| 18 to 22 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 76 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 500 | |
| 520 to 590 |
| Tensile Strength: Yield (Proof), MPa | 380 | |
| 290 to 330 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 250 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1470 |
| Melting Onset (Solidus), °C | 1410 | |
| 1420 to 1430 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 25 | |
| 52 |
| Thermal Expansion, µm/m-K | 14 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.9 | |
| 7.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.3 | |
| 8.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 2.4 |
| Density, g/cm3 | 7.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 2.9 | |
| 1.5 |
| Embodied Energy, MJ/kg | 42 | |
| 20 |
| Embodied Water, L/kg | 100 | |
| 47 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
| 90 to 95 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 380 | |
| 220 to 290 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 18 | |
| 18 to 21 |
| Strength to Weight: Bending, points | 18 | |
| 18 to 20 |
| Thermal Diffusivity, mm2/s | 6.8 | |
| 14 |
| Thermal Shock Resistance, points | 14 | |
| 15 to 17 |