AISI 304 Stainless Steel vs. EN 1.4571 Stainless Steel
Both AISI 304 stainless steel and EN 1.4571 stainless steel are iron alloys. They have a moderately high 95% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is AISI 304 stainless steel and the bottom bar is EN 1.4571 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 170 to 360 | |
| 190 to 270 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Elongation at Break, % | 8.0 to 43 | |
| 14 to 40 |
| Fatigue Strength, MPa | 210 to 440 | |
| 200 to 330 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 77 | |
| 78 |
| Shear Strength, MPa | 400 to 690 | |
| 410 to 550 |
| Tensile Strength: Ultimate (UTS), MPa | 580 to 1180 | |
| 600 to 900 |
| Tensile Strength: Yield (Proof), MPa | 230 to 860 | |
| 230 to 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 290 |
| Maximum Temperature: Corrosion, °C | 420 | |
| 480 |
| Maximum Temperature: Mechanical, °C | 710 | |
| 950 |
| Melting Completion (Liquidus), °C | 1450 | |
| 1440 |
| Melting Onset (Solidus), °C | 1400 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 16 | |
| 15 |
| Thermal Expansion, µm/m-K | 17 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.4 | |
| 2.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
| 2.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 15 | |
| 19 |
| Density, g/cm3 | 7.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 3.0 | |
| 3.9 |
| Embodied Energy, MJ/kg | 43 | |
| 54 |
| Embodied Water, L/kg | 150 | |
| 150 |
Common Calculations
| PREN (Pitting Resistance) | 20 | |
| 25 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 86 to 250 | |
| 110 to 190 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 140 to 1870 | |
| 130 to 820 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 21 to 42 | |
| 21 to 32 |
| Strength to Weight: Bending, points | 20 to 32 | |
| 20 to 26 |
| Thermal Diffusivity, mm2/s | 4.2 | |
| 4.0 |
| Thermal Shock Resistance, points | 12 to 25 | |
| 13 to 20 |
Alloy Composition
| Carbon (C), % | 0 to 0.080 | |
| 0 to 0.080 |
| Chromium (Cr), % | 18 to 20 | |
| 16.5 to 18.5 |
| Iron (Fe), % | 66.5 to 74 | |
| 61.7 to 71 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 0 | |
| 2.0 to 2.5 |
| Nickel (Ni), % | 8.0 to 10.5 | |
| 10.5 to 13.5 |
| Nitrogen (N), % | 0 to 0.1 | |
| 0 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 to 0.75 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.015 |
| Titanium (Ti), % | 0 | |
| 0 to 0.7 |