AISI 301L Stainless Steel vs. EN 1.4640 Stainless Steel
Both AISI 301L stainless steel and EN 1.4640 stainless steel are iron alloys. They have a very high 95% of their average alloy composition in common.
For each property being compared, the top bar is AISI 301L stainless steel and the bottom bar is EN 1.4640 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 210 to 320 | |
| 190 to 200 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Elongation at Break, % | 22 to 50 | |
| 51 |
| Fatigue Strength, MPa | 240 to 530 | |
| 230 to 250 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 77 | |
| 77 |
| Shear Strength, MPa | 440 to 660 | |
| 440 to 460 |
| Tensile Strength: Ultimate (UTS), MPa | 620 to 1040 | |
| 620 to 650 |
| Tensile Strength: Yield (Proof), MPa | 250 to 790 | |
| 240 to 260 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 280 |
| Maximum Temperature: Corrosion, °C | 410 | |
| 420 |
| Maximum Temperature: Mechanical, °C | 890 | |
| 930 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1420 |
| Melting Onset (Solidus), °C | 1390 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 480 |
| Thermal Conductivity, W/m-K | 15 | |
| 15 |
| Thermal Expansion, µm/m-K | 16 | |
| 16 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.3 | |
| 2.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
| 2.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 14 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 2.8 |
| Embodied Energy, MJ/kg | 39 | |
| 40 |
| Embodied Water, L/kg | 130 | |
| 150 |
Common Calculations
| PREN (Pitting Resistance) | 19 | |
| 20 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 210 to 300 | |
| 250 to 260 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 160 to 1580 | |
| 150 to 170 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 22 to 37 | |
| 22 to 23 |
| Strength to Weight: Bending, points | 21 to 29 | |
| 21 |
| Thermal Diffusivity, mm2/s | 4.1 | |
| 4.0 |
| Thermal Shock Resistance, points | 14 to 24 | |
| 14 to 15 |
Alloy Composition
| Carbon (C), % | 0 to 0.030 | |
| 0.030 to 0.080 |
| Chromium (Cr), % | 16 to 18 | |
| 18 to 19 |
| Copper (Cu), % | 0 | |
| 1.3 to 2.0 |
| Iron (Fe), % | 70.7 to 78 | |
| 67.4 to 73.6 |
| Manganese (Mn), % | 0 to 2.0 | |
| 1.5 to 4.0 |
| Nickel (Ni), % | 6.0 to 8.0 | |
| 5.5 to 6.9 |
| Nitrogen (N), % | 0 to 0.2 | |
| 0.030 to 0.11 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.015 |