EN 1.4378 Stainless Steel vs. AISI 316 Stainless Steel
Both EN 1.4378 stainless steel and AISI 316 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 (7, 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 AISI 316 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 190 to 340 | |
| 160 to 360 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Elongation at Break, % | 14 to 34 | |
| 8.0 to 55 |
| Fatigue Strength, MPa | 340 to 550 | |
| 210 to 430 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 77 | |
| 78 |
| Shear Strength, MPa | 510 to 680 | |
| 350 to 690 |
| Tensile Strength: Ultimate (UTS), MPa | 760 to 1130 | |
| 520 to 1180 |
| Tensile Strength: Yield (Proof), MPa | 430 to 970 | |
| 230 to 850 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 290 |
| Maximum Temperature: Corrosion, °C | 410 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 910 | |
| 590 |
| Melting Completion (Liquidus), °C | 1390 | |
| 1400 |
| Melting Onset (Solidus), °C | 1350 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Expansion, µm/m-K | 17 | |
| 16 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 12 | |
| 19 |
| Density, g/cm3 | 7.6 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 3.9 |
| Embodied Energy, MJ/kg | 39 | |
| 53 |
| Embodied Water, L/kg | 150 | |
| 150 |
Common Calculations
| PREN (Pitting Resistance) | 23 | |
| 26 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 150 to 220 | |
| 85 to 260 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 470 to 2370 | |
| 130 to 1820 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 28 to 41 | |
| 18 to 41 |
| Strength to Weight: Bending, points | 24 to 31 | |
| 18 to 31 |
| Thermal Shock Resistance, points | 16 to 23 | |
| 11 to 26 |
Alloy Composition
| Carbon (C), % | 0 to 0.080 | |
| 0 to 0.080 |
| Chromium (Cr), % | 17 to 19 | |
| 16 to 18 |
| Iron (Fe), % | 61.2 to 69 | |
| 62 to 72 |
| Manganese (Mn), % | 11.5 to 14.5 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 0 | |
| 2.0 to 3.0 |
| Nickel (Ni), % | 2.3 to 3.7 | |
| 10 to 14 |
| Nitrogen (N), % | 0.2 to 0.4 | |
| 0 to 0.1 |
| Phosphorus (P), % | 0 to 0.060 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 0.75 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.030 |