ASTM A204 Steel vs. EN 1.4935 Stainless Steel
Both ASTM A204 steel and EN 1.4935 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 A204 steel and the bottom bar is EN 1.4935 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 18 to 22 | |
| 16 to 18 |
| Fatigue Strength, MPa | 200 to 220 | |
| 350 to 400 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 76 |
| Shear Strength, MPa | 330 to 360 | |
| 480 to 540 |
| Tensile Strength: Ultimate (UTS), MPa | 520 to 590 | |
| 780 to 880 |
| Tensile Strength: Yield (Proof), MPa | 290 to 330 | |
| 570 to 670 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 410 | |
| 740 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1460 |
| Melting Onset (Solidus), °C | 1420 to 1430 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 52 | |
| 24 |
| Thermal Expansion, µm/m-K | 13 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.2 | |
| 2.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.2 | |
| 3.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.4 | |
| 9.0 |
| Density, g/cm3 | 7.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 2.9 |
| Embodied Energy, MJ/kg | 20 | |
| 42 |
| Embodied Water, L/kg | 47 | |
| 100 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 90 to 95 | |
| 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 220 to 290 | |
| 830 to 1160 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 18 to 21 | |
| 28 to 31 |
| Strength to Weight: Bending, points | 18 to 20 | |
| 24 to 26 |
| Thermal Diffusivity, mm2/s | 14 | |
| 6.5 |
| Thermal Shock Resistance, points | 15 to 17 | |
| 27 to 30 |