EN 1.4378 Stainless Steel vs. ASTM A225 Steel
Both EN 1.4378 stainless steel and ASTM A225 steel are iron alloys. There are 27 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 EN 1.4378 stainless steel and the bottom bar is ASTM A225 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 190 to 340 | |
| 190 to 250 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 14 to 34 | |
| 21 to 23 |
| Fatigue Strength, MPa | 340 to 550 | |
| 330 to 390 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 77 | |
| 73 |
| Shear Strength, MPa | 510 to 680 | |
| 390 to 520 |
| Tensile Strength: Ultimate (UTS), MPa | 760 to 1130 | |
| 620 to 830 |
| Tensile Strength: Yield (Proof), MPa | 430 to 970 | |
| 460 to 550 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 910 | |
| 400 |
| Melting Completion (Liquidus), °C | 1390 | |
| 1460 |
| Melting Onset (Solidus), °C | 1350 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Expansion, µm/m-K | 17 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 12 | |
| 2.3 |
| Density, g/cm3 | 7.6 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 1.8 |
| Embodied Energy, MJ/kg | 39 | |
| 24 to 25 |
| Embodied Water, L/kg | 150 | |
| 48 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 150 to 220 | |
| 120 to 170 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 470 to 2370 | |
| 580 to 820 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 28 to 41 | |
| 22 to 29 |
| Strength to Weight: Bending, points | 24 to 31 | |
| 21 to 25 |
| Thermal Shock Resistance, points | 16 to 23 | |
| 18 to 24 |