EN 1.4034 Stainless Steel vs. AISI 304L Stainless Steel
Both EN 1.4034 stainless steel and AISI 304L stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 32 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 EN 1.4034 stainless steel and the bottom bar is AISI 304L stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 11 to 14 | |
| 6.7 to 46 |
| Fatigue Strength, MPa | 230 to 400 | |
| 170 to 430 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 76 | |
| 77 |
| Shear Strength, MPa | 420 to 540 | |
| 370 to 680 |
| Tensile Strength: Ultimate (UTS), MPa | 690 to 900 | |
| 540 to 1160 |
| Tensile Strength: Yield (Proof), MPa | 390 to 730 | |
| 190 to 870 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 290 |
| Maximum Temperature: Corrosion, °C | 390 | |
| 420 |
| Maximum Temperature: Mechanical, °C | 770 | |
| 540 |
| Melting Completion (Liquidus), °C | 1440 | |
| 1450 |
| Melting Onset (Solidus), °C | 1390 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 480 |
| Thermal Conductivity, W/m-K | 30 | |
| 16 |
| Thermal Expansion, µm/m-K | 11 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 3.1 | |
| 2.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.7 | |
| 2.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 7.0 | |
| 16 |
| Density, g/cm3 | 7.7 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.0 | |
| 3.1 |
| Embodied Energy, MJ/kg | 27 | |
| 44 |
| Embodied Water, L/kg | 100 | |
| 150 |
Common Calculations
| PREN (Pitting Resistance) | 14 | |
| 20 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 81 to 94 | |
| 71 to 240 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 400 to 1370 | |
| 92 to 1900 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 25 to 32 | |
| 19 to 41 |
| Strength to Weight: Bending, points | 22 to 27 | |
| 19 to 31 |
| Thermal Diffusivity, mm2/s | 8.1 | |
| 4.2 |
| Thermal Shock Resistance, points | 24 to 32 | |
| 12 to 25 |
Alloy Composition
| Carbon (C), % | 0.43 to 0.5 | |
| 0 to 0.030 |
| Chromium (Cr), % | 12.5 to 14.5 | |
| 18 to 20 |
| Iron (Fe), % | 83 to 87.1 | |
| 65 to 74 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0 to 2.0 |
| Nickel (Ni), % | 0 | |
| 8.0 to 12 |
| Nitrogen (N), % | 0 | |
| 0 to 0.1 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 0.75 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.030 |