EN 1.4020 Stainless Steel vs. AISI 301 Stainless Steel
Both EN 1.4020 stainless steel and AISI 301 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is EN 1.4020 stainless steel and the bottom bar is AISI 301 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 190 to 340 | |
| 190 to 440 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Elongation at Break, % | 13 to 34 | |
| 7.4 to 46 |
| Fatigue Strength, MPa | 340 to 540 | |
| 210 to 600 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 77 | |
| 77 |
| Shear Strength, MPa | 510 to 680 | |
| 410 to 860 |
| Tensile Strength: Ultimate (UTS), MPa | 770 to 1130 | |
| 590 to 1460 |
| Tensile Strength: Yield (Proof), MPa | 430 to 950 | |
| 230 to 1080 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 280 |
| Maximum Temperature: Corrosion, °C | 410 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 890 | |
| 840 |
| Melting Completion (Liquidus), °C | 1390 | |
| 1420 |
| Melting Onset (Solidus), °C | 1350 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 480 |
| Thermal Expansion, µm/m-K | 17 | |
| 17 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 11 | |
| 13 |
| Density, g/cm3 | 7.6 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.5 | |
| 2.7 |
| Embodied Energy, MJ/kg | 37 | |
| 39 |
| Embodied Water, L/kg | 150 | |
| 130 |
Common Calculations
| PREN (Pitting Resistance) | 23 | |
| 18 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 140 to 220 | |
| 99 to 300 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 460 to 2290 | |
| 130 to 2970 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 28 to 41 | |
| 21 to 52 |
| Strength to Weight: Bending, points | 25 to 32 | |
| 20 to 37 |
| Thermal Shock Resistance, points | 16 to 23 | |
| 12 to 31 |
Alloy Composition
| Carbon (C), % | 0 to 0.15 | |
| 0 to 0.15 |
| Chromium (Cr), % | 16.5 to 19 | |
| 16 to 18 |
| Iron (Fe), % | 62.8 to 71.8 | |
| 70.7 to 78 |
| Manganese (Mn), % | 11 to 14 | |
| 0 to 2.0 |
| Nickel (Ni), % | 0.5 to 2.5 | |
| 6.0 to 8.0 |
| Nitrogen (N), % | 0.2 to 0.45 | |
| 0 to 0.1 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.030 |