ASTM A203 Steel vs. EN 1.4419 Stainless Steel
Both ASTM A203 steel and EN 1.4419 stainless steel are iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is ASTM A203 steel and the bottom bar is EN 1.4419 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 22 to 26 | |
| 11 to 17 |
| Fatigue Strength, MPa | 210 to 280 | |
| 230 to 680 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 76 |
| Shear Strength, MPa | 330 to 370 | |
| 410 to 950 |
| Tensile Strength: Ultimate (UTS), MPa | 520 to 590 | |
| 660 to 1590 |
| Tensile Strength: Yield (Proof), MPa | 290 to 390 | |
| 370 to 1240 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 280 |
| Maximum Temperature: Mechanical, °C | 410 | |
| 790 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1440 |
| Melting Onset (Solidus), °C | 1420 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 52 | |
| 30 |
| Thermal Expansion, µm/m-K | 13 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.4 to 7.6 | |
| 2.8 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.5 to 8.7 | |
| 3.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 3.2 to 4.0 | |
| 8.0 |
| Density, g/cm3 | 7.9 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 1.6 to 1.7 | |
| 2.2 |
| Embodied Energy, MJ/kg | 21 to 23 | |
| 30 |
| Embodied Water, L/kg | 50 to 52 | |
| 110 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 to 120 | |
| 95 to 170 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 230 to 410 | |
| 350 to 3920 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 18 to 21 | |
| 24 to 57 |
| Strength to Weight: Bending, points | 18 to 20 | |
| 22 to 39 |
| Thermal Diffusivity, mm2/s | 14 | |
| 8.1 |
| Thermal Shock Resistance, points | 15 to 17 | |
| 23 to 55 |